[c-nsp] 3750 tcam log

2007-04-10 Thread Brian Turnbow
Hello Everyone,
I have a 3750 stack running 12.2(35)SE2 that had the cpu shoot up this
weekend and imediately thought that we had exhausted our tcam space but
looking it seems that this is not the issue.
We have prefered routing and 9 routed interfaces actually configured.
There was no jump in the number of routes over the weekend , so I am
trying to nail down what caused the jump.
3750E-Jenner#sh platform tcam utilization

CAM Utilization for ASIC# 0  MaxUsed
 Masks/Values
Masks/values

 Unicast mac addresses:400/3200 19/87
 IPv4 IGMP groups + multicast routes:  144/1152  6/26
 IPv4 unicast directly-connected routes:   400/3200 19/87
 IPv4 unicast indirectly-connected routes:1040/8320192/1436
 IPv4 policy based routing aces:   512/512   2/2
 IPv4 qos aces:528/528  82/82
 IPv4 security aces:  1024/1024 80/80

What worries me is this

3750E-Jenner#sh platform tcam log-results



   CAM Log Results

Total Number of PortASICs: 1

  ASIC 0
Lookup Invalid, value 0
TCAM Index 0, TCAM Table Index -1
Cam Log Keys
  key-0: 0F-E37E-BEFFFD7F
  key-1: 05-00088002-
  key-2: 01-00118010-03008000
  key-3: 01-00118010-03008000

  Notes:
a) key-0 is most recent cam key
b) key-0 contains lsb's and key-3 contains msb's
c) watch for Lookup field in cam key for validating results
d) TCAM Table Index -1 indicates invalid results



Lookup invalid and table index -1 don't look very promising but I cannot
find anything on the web 
Can anyone offer a clue as to if this is a problem? 
I tried clear ip route * but that had no effect.
As the stack is in production I have not reloaded yet and am trying to
see if it can be avoided.

Thanks in advance

Brian
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Re: [c-nsp] 3750 tcam log

2007-04-11 Thread Brian Turnbow
Hello all,
I am posting this as a follow up. It seems it was related to tcam resource 
exhaustion. 
I reduced the number of routes going into the 3750 and now see 
3750E-Jenner#sh platform tcam log-results



   CAM Log Results

Total Number of PortASICs: 1

  ASIC 0
Lookup L3 Local Forwarding, value C
TCAM Index 4336, TCAM Table Index 4336
Cam Log Keys
  key-0: C0-00204009-3EADA0E0
  key-1: C0-002011E9-51D04AB0
  key-2: C0-00200C0A-53BF0E27
  key-3: C0-00201008-5271CC44

  Notes:
a) key-0 is most recent cam key
b) key-0 contains lsb's and key-3 contains msb's
c) watch for Lookup field in cam key for validating results
d) TCAM Table Index -1 indicates invalid results
 
No more invalid results.

There were no listings in the sh platform ip unicast failed routes/adj , so I 
do not know if it was corrupted, or related to too much information.
I've been looking for a mib that we can poll but have not found anything for 
the 3750 (only the 6500) does anyone know of a way to track this besides a 
script?

Thanks
Brian

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Brian Turnbow
Sent: martedì 10 aprile 2007 19.15
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] 3750 tcam log

Hello Everyone,
I have a 3750 stack running 12.2(35)SE2 that had the cpu shoot up this
weekend and imediately thought that we had exhausted our tcam space but
looking it seems that this is not the issue.
We have prefered routing and 9 routed interfaces actually configured.
There was no jump in the number of routes over the weekend , so I am
trying to nail down what caused the jump.
3750E-Jenner#sh platform tcam utilization

CAM Utilization for ASIC# 0  MaxUsed
 Masks/Values
Masks/values

 Unicast mac addresses:400/3200 19/87
 IPv4 IGMP groups + multicast routes:  144/1152  6/26
 IPv4 unicast directly-connected routes:   400/3200 19/87
 IPv4 unicast indirectly-connected routes:1040/8320192/1436
 IPv4 policy based routing aces:   512/512   2/2
 IPv4 qos aces:528/528  82/82
 IPv4 security aces:  1024/1024 80/80

What worries me is this

3750E-Jenner#sh platform tcam log-results



   CAM Log Results

Total Number of PortASICs: 1

  ASIC 0
Lookup Invalid, value 0
TCAM Index 0, TCAM Table Index -1
Cam Log Keys
  key-0: 0F-E37E-BEFFFD7F
  key-1: 05-00088002-
  key-2: 01-00118010-03008000
  key-3: 01-00118010-03008000

  Notes:
a) key-0 is most recent cam key
b) key-0 contains lsb's and key-3 contains msb's
c) watch for Lookup field in cam key for validating results
d) TCAM Table Index -1 indicates invalid results



Lookup invalid and table index -1 don't look very promising but I cannot
find anything on the web 
Can anyone offer a clue as to if this is a problem? 
I tried clear ip route * but that had no effect.
As the stack is in production I have not reloaded yet and am trying to
see if it can be avoided.

Thanks in advance

Brian
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Re: [c-nsp] Cisco 1811 DNS Server overload

2007-04-16 Thread Brian Turnbow
Do you have dns spoofing on ? If so turn it off. That is what causes dns 
proxy 
You can disable dns lookups completly with 
no ip domain lookup 
 
Brian

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Skeeve Stevens
Sent: lunedì 16 aprile 2007 15.07
To: 'Cisco-nsp'
Subject: [c-nsp] Cisco 1811 DNS Server overload


I have an 1811 temporarily doing NAT for about 200 clients and at the moment
and while it generally is working ok, the DNS facility of the router is
freaking out.

Some show logging:

*Apr 16 11:55:53.425: %SYS-3-CPUHOG: Task is running for (2000)msecs, more
than (2000)msecs (13/0),process = DNS Server.
-Traceback= 0x8099C694 0x80AB26B0 0x80AB5DB0 0x80AB6834 0x80AB7ACC
0x800D7ACC 0x800DB410 
*Apr 16 11:59:59.721: %SYS-3-CPUHOG: Task is running for (2000)msecs, more
than (2000)msecs (30/0),process = DNS Server.
-Traceback= 0x822F21DC 0x8099C78C 0x80AB6508 0x80AB7ACC 0x800D7ACC
0x800DB410

And yesterday it crashed:

Router uptime is 1 day, 2 hours, 42 minutes
System returned to ROM by error - an Illegal Opcode exception, PC 0x83B1A8E4
at 20:17:29 AEST Sun Apr 15 2007

I would like to actually stop the 1811 caching DNS queries but I can't
figure out how to.  I would just prefer it relay every request or some other
solutions perhaps that could be suggested here. This would at least keep the
router up and running.

Any help would be muchly appreciated.

.Skeeve


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Website: www.skeeve.org  - Telephone: (0414) 753 383
skype://skeeve
Address: P.O Box 1035, Epping, NSW, 1710, Australia

eIntellego - [EMAIL PROTECTED] - www.eintellego.net
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[c-nsp] 3750 high cpu from icmp

2007-05-07 Thread Brian Turnbow

Hello Everyone,
I have been working on a 3750 that has a high cpu usage and wanted to
ask for some help.
My first thought was tcam space , but that was ok and I don't see any
bad adjacencies or routes.

The switch has high interupt cpu levels and checking into it I have
found that it seems to be related to ICMP messages getting kicked to the
cpu.
sh plat port-asic stats drop 
Shows this increasing counter (a few seconds apart)
Supervisor TxQueue Drop Statistics
Queue 11: 36618954
 Supervisor TxQueue Drop Statistics
Queue 11: 36622889

And I have traced this queue down to icmp. The cpu controller shows high
icmp packets arriving to the cpu.(again a few seconds apart)

3750E-Jenner#sh controllers cpu-interface  | i icmp
icmp  1525306547 0  0  0  0
3750E-Jenner#sh controllers cpu-interface  | i icmp
icmp  1525456328 0  0  0  0


Tracing on the vlan I found alot of icmp redirects being bounced around
so I tried disabling redirects and the cpu usage went down dramatically
yet it is still high.

I was able to run a debug 
debug platform cpu-queues icmp-q
And see alot of these messages.
ICMP-Q:Dropped redirect disabled on L3 IF: Local Port Fwding L3If:Vlan82
L2If:FastEthernet1/0/11

It seems that with no redirects the packets gets sent to the cpu that
proceeds to drop the packet.


I tried to implement copp to see about limiting the messages sent to the
cpu , but it does not seem possible on the 3750.
Control-plane is there yet if I try to apply the service policy I get an
error message

QoS: policymap is supported on physical, VLAN, and ES interfaces only
Service Policy attachment failed
error: failed to install policy map control-plane-in

Besides redesigning to avoid icmp redirects anyone have any ideas?

Thanks in advance

Brian


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Re: [c-nsp] 3750 high cpu from icmp

2007-05-14 Thread Brian Turnbow
Yes and there were none.
The icmp queue debugs also list source / destination macs and Ips where you can 
see that it would be the 3750 that needs to generate a redirect.

Brian

-Original Message-
From: Adrian Chadd [mailto:[EMAIL PROTECTED] 
Sent: lunedì 14 maggio 2007 11.07
To: Brian Turnbow
Cc: cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] 3750 high cpu from icmp

On Mon, May 14, 2007, Brian Turnbow wrote:
 Wanted to post an update on this in case anyone else ever has problems.
 The only way I found to resolve this issue was to move traffic onto different 
 interfaces , removing the router on a stick routing.

Did you stick the port into a SPAN group and get a traffic dump? See if some
other device is actually sending your 3750 ICMP redirects?




Adrian


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Re: [c-nsp] VoIP without QoS

2007-05-23 Thread Brian Turnbow
Hi George
We run Voip services to enterprises and only do Qos on the (small) termination 
lines up/down with llq.
Otherwise the core has no Qos and plenty of bandwidth. 
Works great as long as there is bandwidth and the routers can handle the 
forwarding.
Brian

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Nassess, George
Sent: martedì 22 maggio 2007 18.35
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] VoIP without QoS

Hello List, 
 
I am in the process of extending our distributed VoIP call center to a
partner company, and their networking staff are extremely adamant that
they do not wish to implement QoS on their remote LAN, the DS3 link that
the voice traffic will traverse, or the core LAN in our shared
datacenter. I am fairly well aware of the arguments on both sides of the
debate of Mr. QoS (me) versus Mr. Excess bandwidth (them) but I wanted
to know if there is anyone on the list who has actually deployed an
enterprise VoIP solution without QoS, and whether the deployment was
successful as an ongoing solution or if QoS had to be added at a later
date. 
 
Thanks in advance for any experiences you can share, 
 
Gus Nasses
[EMAIL PROTECTED] mailto:[EMAIL PROTECTED] 
 
 
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Re: [c-nsp] ADSL QOS

2007-06-19 Thread Brian Turnbow

Hi Ian, 
You need to use the pre classify on the virtual template 
qos pre-classify  
Search  llq for vpn on cco

Brian


-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Ian MacKinnon
Sent: martedì 19 giugno 2007 15.41
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] ADSL QOS

We are using BT for DSL here in the UK, and I am trying to prioritise
   voice over the connection.
   On our L2TP gateway I have :-
   policy-map 1MegLLQ
class voice
 priority 1000
   policy-map shape1Meg
class class-default
 shape average 100
 service-policy 1MegLLQ
   interface Virtual-Template1
ip unnumbered Loopback3
ip access-group adsl2-out out
no logging event link-status
load-interval 30
no snmp trap link-status
no peer default ip address
ppp authentication chap l2tptunnel
ppp authorization l2tptunnel

- Ignored:
ppp accounting l2tptunnel


   And I apply the service policy to the user via radius.

   This is 7200 NPE-G1 running 12.4(2)T5

   I can see the policy being applied and a show policy-map interface
   viblah seems to show it working.

   But when I send 1Meg of traffic to the CPE  the voice to the CPE still
   breaks up.

   does anybody have this working?

- Done.



-- Forwarded message --
From: Ian MacKinnon [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Date: Tue, 19 Jun 2007 14:39:26 +0100
Subject: ADLS QOS on 7200
Hi All,

We are using BT for DSL here in the UK, and I am trying to prioritise
voice over the connection.

On our L2TP gateway I have :-

policy-map 1MegLLQ
 class voice
 priority 1000
policy-map shape1Meg
 class class-default
 shape average 100
 service-policy 1MegLLQ


interface Virtual-Template1
 ip unnumbered Loopback3
 ip access-group adsl2-out out
 no logging event link-status
 load-interval 30
 no snmp trap link-status
 no peer default ip address
 ppp authentication chap l2tptunnel
 ppp authorization l2tptunnel
 ppp accounting l2tptunnel


And I apply the service policy to the user via radius.

This is 7200 NPE-G1 running 12.4(2)T5

I can see the policy being applied and a show policy-map interface
viblah seems to show it working.

But when I send 1Meg of traffic to the CPE  the voice to the CPE still
breaks up.

does anybody have this working?
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Re: [c-nsp] AS5400XM Question

2007-06-29 Thread Brian Turnbow
Yes it can do it 
You need a data dial peer to use to specify which are data calls.

http://www.cisco.com/en/US/products/sw/iosswrel/ps1839/products_feature_guide09186a0080110d2b.html


Regards
Brian 

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Paul Stewart
Sent: venerdì 29 giugno 2007 16.23
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] AS5400XM Question

Hi folks

We are having an issue with dial-up customers and hoping someone can shed
some light on a possible solution.  There are several options and one of
them could involve a configuration change on our 5400XM

At a remote POP, we have 10 T1's coming into a AS5400XM box which then takes
these *voice* T1's and sends them off to our Metaswitch system.  The T1's
are handling regular voice calls plus they are now handling modem traffic
recently as well   When the modem traffic hits the Metaswitch, it is
then sent off to a series of T1's to our Nortel CVX1800 box 

Roughly 80% of the clients dialing in are having no problems, but 20% of
them are having handshaking problems on dial-up.  It seems (on the surface)
that the further away these customers are geographically, the more likely
they are having the problem - but that's unconfirmed for sure

My question is specifically.. can the AS5400XM handle the modem calls in
these voice T1's?  So, if it's a modem calling then the 5400 will terminate
the modem call and become the NAS but if it's voice then it will continue on
it's current path to our Metaswitch?  OR, is there something in this
configuration that could be causing some of this grief?

The remote POP is connected via 100 meg fiber back to our main facilities
which is where the Metaswitch is located.  There is no packet loss, jitter
etc. on the connection - looks great/clean.

Config looks like this:

voice call carrier capacity active
!
voice service voip
 fax protocol t38 ls-redundancy 0 hs-redundancy 0 fallback pass-through
g711ulaw
controller T1 6/0
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
 description 211T1 - Local Transiting - IXC
!
controller T1 6/1
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-2 type none service mgcp
 description 212T1 - 711
!
controller T1 6/2
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
 description 201T1 - Bill and Keep
!
controller T1 6/3
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
 description 202T1 - Bill and Keep
!
controller T1 6/4
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
 description 203T1 - Bill and Keep
!
controller T1 6/5
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
 description 204T1 - Bill and Keep
!
controller T1 6/6
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
 description 205T1 - Bill and Keep
!
controller T1 6/7
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
 description 206T1 - Bill and Keep
!
controller T1 7/0
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
 description 207T1 - Bill and Keep
!
controller T1 7/1
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
 description 208T1 - Bill and Keep
!
controller T1 7/2
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
 description 209T1 - Bill and Keep
!
controller T1 7/3
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
 description 210T1 - Bill and Keep
!
controller T1 7/4
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
!
controller T1 7/5
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
!
controller T1 7/6
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
!
controller T1 7/7
 framing sf
 linecode ami
 ds0-group 0 timeslots 1-24 type none service mgcp
!
interface Group-Async0
 no ip address
 encapsulation slip
 group-range 2/00 5/107
!
voice-port 6/0:0
 echo-cancel coverage 64
!
voice-port
!
voice-port 6/2:0
 echo-cancel coverage 64
!
voice-port 6/3:0
 echo-cancel coverage 64
!
voice-port 6/4:0
 echo-cancel coverage 64
!
voice-port 6/5:0
 echo-cancel coverage 64
!
voice-port 6/6:0
 echo-cancel coverage 64
!
voice-port 6/7:0
 echo-cancel coverage 64
!
voice-port 7/7:0
 echo-cancel coverage 64
!
voice-port 7/0:0
 echo-cancel coverage 64
!
voice-port 7/1:0
 echo-cancel coverage 64
!
voice-port 7/2:0
 echo-cancel coverage 64
!
voice-port 7/4:0
 echo-cancel coverage 64
!
voice-port 7/5:0
 echo-cancel coverage 64
!
voice-port 7/6:0
 echo-cancel coverage 64
!
voice-port 7/3:0
 echo-cancel coverage 64
!
mgcp
mgcp call-agent xxx.xxx.xxx.xx service-type mgcp version 1.0
mgcp dtmf-relay voip codec low-bit-rate mode nte-gw
mgcp max-waiting-delay 500
mgcp restart-delay 2
mgcp package-capability dtmf-package
mgcp package-capability mf-package
mgcp tse payload 102
no mgcp timer 

Re: [c-nsp] Unicast storms

2007-07-03 Thread Brian Turnbow
 
It will vary a bit between switches 
But here is how it is described by cisco.

Storm control (or traffic suppression) monitors packets passing from an 
interface to the switching bus and determines if the packet is unicast, 
multicast, or broadcast. The switch counts the number of packets of a specified 
type received within the 1-second time interval and compares the measurement 
with a predefined suppression-level threshold. 

Storm control uses one of these methods to measure traffic activity: 

*Bandwidth as a percentage of the total available bandwidth of the port that 
can be used by the broadcast, multicast, or unicast traffic 

*Traffic rate in packets per second at which broadcast, multicast, or unicast 
packets are received (Cisco IOS Release 12.1(22)EA1 or later) 

With either method, the port blocks traffic when the rising threshold is 
reached. The port remains blocked until the traffic rate drops below the 
falling threshold (if one is specified) and then resumes normal forwarding. If 
the falling suppression level is not specified, the switch blocks all traffic 
until the traffic rate drops below the rising suppression level. In general, 
the higher the level, the less effective the protection against broadcast 
storms. 

Unicast flooding does not worry about known or unknown macs, just the amount of 
traffic.

There is  Unknown Unicast Flood Blocking or UUFB available on some platforms to 
block the flooding of unknown unicast traffic.

Regards
Brian


-Original Message-
From: Vincent De Keyzer [mailto:[EMAIL PROTECTED] 
Sent: martedì 3 luglio 2007 14.43
To: Brian Turnbow; cisco-nsp@puck.nether.net
Subject: RE: [c-nsp] Unicast storms

Brian,

I don't think this is the way unicast storm-control is supposed to work.

Of course the traffic on the LAN is bursty, but that's just fine; what I
think Cisco tried to address with this feature is the unicast flood due to
unknown destination MAC address.

Foundry has similar (equivalent?) features, and they are less ambiguously
named: broadcast limit, multicast limit and unknown-unicast limit.

Now this is all only guesswork, since I have never seen this feature clearly
explained on CCO...

Vincent

 -Original Message-
 From: Brian Turnbow [mailto:[EMAIL PROTECTED]
 Sent: lundi 2 juillet 2007 18:46
 To: Vincent De Keyzer; Francois Ropert; cisco-nsp@puck.nether.net
 Subject: RE: [c-nsp] Unicast storms
 
 It would be all unicast traffic measured in 1 second intervals , not just
 unknown destinations, so you might want to try setting up a rate limit
 with permit actions to see if you are having bursts of traffic.
 
 Brian
 
 
 -Original Message-
 From: [EMAIL PROTECTED] [mailto:cisco-nsp-
 [EMAIL PROTECTED] On Behalf Of Vincent De Keyzer
 Sent: lunedì 2 luglio 2007 18.01
 To: 'Francois Ropert'; cisco-nsp@puck.nether.net
 Subject: Re: [c-nsp] Unicast storms
 
   I have configured _unicast_ storm-control on our LAN recently, and it
   keeps kicking in all of the time (something like 50 times per hour).
  
   The configured treshhold is quite high (10% - that's 100 Mbps on GigE
   ports!...).
  
   I believe there is something wrong - where do I start troubleshooting
   this?
  
  Read the rxload% and input in show interface command to see if are you
  really under the 10% assuming you haven't snmp nor netflow.
 
 Well,
 
 I have snmp, but this is not my understanding of unicast storm: as far as
 I
 understand, unicast storm is defined as traffic with an unknown
 destination
 MAC address.
 
 I don't think you can see this with 'sh int' or SNMP, can you?
 
 Vincent
 
 
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Re: [c-nsp] Cheap Cisco Voice Solution

2007-07-13 Thread Brian Turnbow
Staying in the cisco family there is also the linksys line which is far less 
expensive.
I've used the phones and ata's but not the pbx.

Brian
 

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Paul Stewart
Sent: venerdì 13 luglio 2007 15.05
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] Cheap Cisco Voice Solution

Hi folks...

I'm trying to come up with a cheap Cisco solution for IP Phone deployment.
The reason I stress cheap is because it's for my house;)

I need to take 3 SIP connections and one analog land-line into a router/box
of some form and then feed some Cisco IP Phones.  I believe I'm looking at
CallManager Express and Unity Express no matter how I try to look at it...
and a minimum of a 2821 router?

Just looking for ideas/options ;)

Thanks,

Paul

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Re: [c-nsp] Catalyst6506 w/ sup1amsfc2 6148-ge-tx large packets aredropped

2007-10-09 Thread Brian Turnbow
Are you running the interface as a trunk port ? 
If not you can try setting up as a trunk port setting your native vlan as the 
vlan with the traffic (this needs to be done in conjuction with t system)
Your other options are trying to lower the packet size, This can be done by 
lowering your mtu , looking into ip tcp mss adjust or the like
Or you can  change your interface , for example use the sup1A interface.

Regards
Brian





-Original Message-
From: Comm-AG [mailto:[EMAIL PROTECTED] 
Sent: martedì 9 ottobre 2007 12.55
To: Brian Turnbow; cisco-nsp@puck.nether.net
Subject: RE: [c-nsp] Catalyst6506 w/ sup1amsfc2  6148-ge-tx large packets 
aredropped

Brian,

Thanks for your input. Can you suggest a work-around for the problem that I
am havingshould I set the MTU lower on the incoming L3 interface ?

At this point,  all applications which send large packets (1500 bytes) are
failing

Rgds,
Anthony

-Original Message-
From: Brian Turnbow [mailto:[EMAIL PROTECTED] 
Sent: Tuesday, October 09, 2007 5:56 PM
To: Comm-AG; cisco-nsp@puck.nether.net
Subject: RE: [c-nsp] Catalyst6506 w/ sup1amsfc2  6148-ge-tx large packets
aredropped

The 6148 supports up to 1518 frame size  , the 6148A does 9216.
This may be your problem
Regards
Brian
 

-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Comm-AG
Sent: martedì 9 ottobre 2007 9.22
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] Catalyst6506 w/ sup1amsfc2  6148-ge-tx large packets
aredropped

Hi,

 

I have a problem isolated to 6148-ge-tx line-card.  The line-card connects a
number of service provider connections.  When large packets are switched
between different ports on the same card,  large packets are dropped.

 

The problem has become apparent since our international service provider
(call it T-Systems) upgraded their CE router and required us to run dot1q on
the 6148-ge-tx interface.  Since then,  all traffic switched from other
sources to the T-Systems port has this problem where large packets are
dropped.

 

If we move services to another card leaving the T-Systems connection as it
was,  the problem goes away.

 

Any help would be appreciated.

 

Thanks

Anthony

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Re: [c-nsp] Flowmask Config?

2007-12-10 Thread Brian Turnbow

Do a 
show mls netflow flowmask
Nat requires interface full flow

Take a look here
http://www.cisco.com/en/US/docs/switches/lan/catalyst6500/ios/12.2SXF/native/configuration/guide/netflow.html

Brian

 

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Skeeve Stevens
Sent: lunedì 10 dicembre 2007 15.24
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] Flowmask Config?


Hey guys,

I am trying to setup NAT for a few machines on a private network which
enters a 7609 on a Ethernet interface.
When I put the NAT commands, this error appears in the logs, and the NAT
does not work.

Can someone point me in the right direction to figure out what is going on?

...Skeeve

===
Error Message     
%FM_EARL7-4-MLS_FLOWMASK_CONFLICT : mls flowmask may not be honored on
interface [chars] due to flowmask conflict 
Explanation    The configured MLS flow mask conflicts with other
features/QoS configuration. The traffic on this interface will be sent to
software under this condition. NetFlow data export may not function
correctly for this interface under this condition. 
Recommended Action    Remove the conflicting configuration and re-configure
the MLS flowmask 



--
Skeeve Stevens, RHCE
[EMAIL PROTECTED] / www.skeeve.org
Cell +61 (0)414 753 383 / skype://skeeve

eintellego - [EMAIL PROTECTED] - www.eintellego.net 
--
I'm a groove licked love child king of the verse 
Si vis pacem, para bellum


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Re: [c-nsp] 7604/sup32

2008-01-08 Thread Brian Turnbow
Hi, 

7600 is a hardware forwarding platform(basically a catalyst 6500), whereas the 
7200 is processor based.
The 7600 can forward much much more traffic.
With full routes however the sup-32 isn't going to cut it you need the 720 with 
PFC3BXL.
The sup32 doesn't have enough tcam space for full routes anymore.
To confuse the matter cisco has divided the 6500/7600 into 2 groups and 
features will vary.
The 6500 will use  sup -xxx as the processor
The 7600 will use rsp -xxx as the processor 
There has been alot of talk about this on the list 

Regards
Brian


-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Mark Kent
Sent: martedì 8 gennaio 2008 16.45
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] 7604/sup32

So, I'm looking at the cisco web pages and I see the 7600 is
pushed big-time as a service provider edge device, and yet I see
that the sup32-3b has a 300Mhz processor, and so it is not
much faster than an NPE-300 (262Mhz).

I stopped taking full routes on NPE-300 equipment a couple of 
years ago, moving to an npe-g1.   So, what's the scoop with
the 7600/sup32-3b?It seems like a step back to me, other than
the 8 built-in gigE ports.

I'm looking at an application where the box would push a total of
about 1Gbs over two gigE upstreams.  It would have two gigE internal
neighbors, each with full bgp routes... so four full tables.  I'm
concerned about the issue of traceroutes looking bad as they pass
through the box (which confuses EndUsers), due to the cpu load 
from the bgp scanner.

Thanks,
-mark
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[c-nsp] npe-g2

2008-01-16 Thread Brian Turnbow
Hello 
We are in the processes of deploying our first npe-g2 in production and
I wanted to see what the consensus is for a stable ios version.
The router will be used for pppoa termination and will be running mpls
vpn, bgp cbwfq/llq qos.
 
thanks in advance
 
Brian
  
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Re: [c-nsp] L2TP/IPSEC VPN for MS Windows PCs

2008-01-16 Thread Brian Turnbow
Hi Felix, 
Why not use the cisco client ?
It's free (as long as you are entitled to the crypto ios at least) and the 
configuration and maintenace is going to be much easier than with windows in 
the long run.

There is a technote on configuring l2tp ipsec between windows and ios
http://www.cisco.com/en/US/tech/tk827/tk369/technologies_configuration_example09186a0080094501.shtml

Regards
Brian

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Felix Nkansah
Sent: mercoledì 16 gennaio 2008 17.01
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] L2TP/IPSEC VPN for MS Windows PCs

Hi,

I need to build a remote-access vpn solution for my company.

The preference is to use the microsoft windows xp built-in dialup vpn
client, rather than having to install additional software (such as the Cisco
VPN client).

Has anyone deployed this solution for some clients (L2TP/IPSEC)?

I would be terminating the connections on an IOS router. The configuration
guides I have found from cisco.com dont seem to help me.

Should be glad that you share your experiences, suggestions, and helpful
links with me.

Regards,

Felix
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Re: [c-nsp] ISDN : Dial on demand

2008-01-17 Thread Brian Turnbow

I decided to use the command clear int bri 0 between each site for
hanging
up the current call. 

use
Isdn disconnect or 
Isdn test disconnect 

Depending on your version

Brian

 
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Re: [c-nsp] 2960 not switching packets (hub-like behavior)

2008-01-17 Thread Brian Turnbow
 Most times this is related to the arp aging time on the sending device vs mac 
aging time on the switch.
 The switch will learn the location of the mac when it transmits, but after not 
recieving data sourced from the mac for more than the aging time the mac gets 
removed from the mac addres  table . 
The sending device still has the arp entry so it will still send packets to the 
destination mac and the switch will start flooding the packets.
Check to see if the destination mac is in your mac table on the switch and the 
arp table on the originating device. Then try and reconfigure the arp timeoutes 
lower than the mac aging time by lowering one or raising the other.

Regards
Brian



-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Neils 
Christoffersen
Sent: giovedì 17 gennaio 2008 17.10
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] 2960 not switching packets (hub-like behavior)

I have a WS-C2960-48TT-L running c2960-lanbasek9-mz.122-25.SEE4

Sniffing traffic on a connected workstation, I can see unicast traffic
destined for other systems connected to the switch. I know this isn't normal
behavior but I have been unable to diagnose the problem. Reloading did not
resolve it.

This is a very simple configuration (single switch behind a firewall, no
vlans) and the network is not highly utilized.

Suggestions?


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Re: [c-nsp] cisco 3560 layer3 performance

2008-01-22 Thread Brian Turnbow
Check out this thread
http://puck.nether.net/pipermail/cisco-nsp/2007-May/040374.html
I had a similar issue with a 3750, the cause was redirected traffic 
Even though ip redirects were disabled on the vlan interface they were being 
punted to the cpu and then dropped.
Try a 
3750E-Jenner#sh controller cpu-interface  | i icmp
icmp  1886230815 0  0  0  0
3750E-Jenner#sh controller cpu-interface  | i icmp
icmp  1886236301 0  0  0  0
3750E-Jenner#sh controller cpu-interface  | i icmp
icmp  1886239093 0  0  0  0
To see if thet are increasing.
The only way I was able to resolve this was by moving the traffic so that it 
was routed between two seperate interfaces.

Regards
Brian
 

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Mike Louis
Sent: martedì 22 gennaio 2008 4.53
To: Mark Kent; cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] cisco 3560 layer3 performance

Are both models the WS-C3560G-48TS-S version?

The first device you mentioned, is it running layer 2 only, into the L2 access 
switchport and then out to the L2 trunk?



From: [EMAIL PROTECTED] [EMAIL PROTECTED] On Behalf Of Mark Kent [EMAIL 
PROTECTED]
Sent: Monday, January 21, 2008 10:31 PM
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] cisco 3560 layer3 performance

Hello,

I've got a cisco 3560 (WS-C3560G-48TS-S) pulling in
(80Mbs, 6500pps) on one switch port, and sending it
out a trunk... cpu load is 5%.

Another cisco 3560, pulling in that same traffic on a trunk and
sending it out a layer3 point-to-point gigE is running at 70 to 80%
(cpu hog is IP Input).

In fact, the cpu load is roughly the same as the Mbs load.  50Mbs = 50%.

Now, I know it's a small switch in the cisco line.
But wouldn't we expect it to do a fair bit better than this?
It looks like it will crap out at 100Mbs of layer3 traffic.

Thanks,
-mark
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Re: [c-nsp] 6500 vs. 7600 revisited again

2008-04-10 Thread Brian Turnbow


Indeed, folks have tested Sup32 with a 3BXL update, and it works, but 
it's unsupported, and most likely there is a check in recent IOS
versions
Ato make sure it doesn't work anymore.  We told you this is not
supported!.

I remember seeing this roadshow 
www.cisco.at/partner/pdf/Tkrewedl_Roadshow_jan05_catalyst_TK.pdf 

Notice the page about sup 32  upgradability

Sure would been nice

Brian

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Re: [c-nsp] Cisco ISP Essentials?

2008-04-17 Thread Brian Turnbow
Check out this site
ftp://ftp-eng.cisco.com/cons/
There is an isp essetialns posted  from 2002 and there is alot of material and 
presentations that are useful.

Regards
Brian

 

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Howard Jones
Sent: giovedì 17 aprile 2008 17.27
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] Cisco ISP Essentials?

Hi,

I've just been looking through Cisco ISP Essentials, which seems like an 
interesting, if dated (2001), read. There doesn't seem to be a second 
edition, so can anyone recommend a more modern equivalent, perhaps that 
includes MPLS?

(In case you haven't seen it, it's a collection of best practices for 
ISPs with Cisco networks - starting from centralised logging and which 
IOS versions to track, and going up through BGP topologies and various 
IGP related stuff)

Best Regards,

Howie
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Re: [c-nsp] Standby mode switchport status

2008-04-23 Thread Brian Turnbow
Standby is for backup interfaces.
Do you have switchport backup interfaace xxx in your config?

Regards
Brian

-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Tom Storey
Sent: Wednesday, April 23, 2008 9:28 AM
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] Standby mode switchport status

Hi all,

I have a 2940 switch with an SFP based gigabit uplink port. Im plugging
it
into an Alcatel radio unit, which seems to be reporting that the link is
up (there is a tick showing up in the management interface that
represents
Port Up which also goes away when I unplug the fibre), but on the
Cisco
I see the following:

Switch#sh int gi0/1
GigabitEthernet0/1 is standby mode, line protocol is down (disabled)

Switch#sh ip int brief
InterfaceIP-Address   OK? Method Status Protocol
GigabitEthernet0/1   unassigned   YES unset  standby mode   down

Given what I said above about the Alcatel unit, it seems as though
perhaps
the Alcatel is receiving signal from the Cisco, but the Cisco isnt
recognising anything. Have tried different fibre leads, plugging into
different devices, different SFPs, but nothing.

Does anyone have any idea what standby mode means, and whether it
could
be responsible for this behaviour?

Ive done a bit of searching to try and find out what this means, but
have
so far come accross nothing that helps. Hoping someone here will have
some
ideas.

Thanks,
Tom

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Re: [c-nsp] Blocking VTP

2008-04-23 Thread Brian Turnbow
There was set vtp port x/x disable in catos at least for 6500s . 
I don't think it ever worked it's way into ios though.

Number 2 will do the job for you.


Brian





-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Phil Mayers
Sent: Wednesday, April 23, 2008 11:57 AM
To: [EMAIL PROTECTED]
Cc: 'Gert Doering'; cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] Blocking VTP

Skeeve Stevens wrote:
 I can't believe there isn't:

I'm sorry to say whether you believe it or not has little to do with the

reality of the situation. To the best of my (by no means encyclopaedic) 
knowledge, there is no such thing.

In any event, Tassos has already suggested:

1) make the port an access port
2) block 01-00-0C-CC-CC-CC (used by CDP too)
3) use transparent vtp v1  different domain
4) block vlan 1 (although actually that's not possible)

Have you tried those? It seems like number 2 in a MAC ACL ought to be 
pretty bulletproof.
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[c-nsp] R: Re: Blocking VTP

2008-04-23 Thread Brian Turnbow
The catos command blocks the processing and forwarding of vtp packets recieved 
on the interface. i'm not sure about how the ios version works. 

- Messaggio originale -
Da: Tassos Chatzithomaoglou [EMAIL PROTECTED]
Inviato: mercoledi 23 aprile 2008 20.14
A: Peter Rathlev [EMAIL PROTECTED]
Cc: Brian Turnbow [EMAIL PROTECTED]; cisco-nsp@puck.nether.net 
cisco-nsp@puck.nether.net
Oggetto: Re: [c-nsp] Blocking VTP

http://www.cisco.com/en/US/docs/ios/lanswitch/command/reference/lsw_u1.html#wp1013452

I guess enabling vtp on your internal ports and disabling it on your external 
ones would accomplish 
the needed security.

I don't know what happens if global vtp (on) and per-port vtp (off) are 
configured simultaneously.

--
Tassos


Peter Rathlev wrote on 23/4/2008 8:01 μμ:
 On Wed, 2008-04-23 at 13:27 +0200, Brian Turnbow wrote:
 There was set vtp port x/x disable in catos at least for 6500s . 
 I don't think it ever worked it's way into ios though.
 
 12.2(33)SXH seems to have something called Per port VTP
 enable/disable, where you can put vtp disable under an interface
 configuration.
 
 I don't know if this just makes the switch transparent to PDUs received
 from that port, or if it actually blocks the PDUs. I hope for the
 latter.
 
 It's probably something they lifted from CatOS; I heard that it was
 their plan to make the SX train have the same features as CatOS...
 
 Regards,
 Peter
 
 
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Re: [c-nsp] C3560 as CPE, possible TCAM contention

2008-04-29 Thread Brian Turnbow
Note that the tcam utilization is based on the assumtion of up to 8
routed interfaces
If you have more you will not be able to reach the max values.

We have some with similar values on routing templates that work fine,
this particular unit has 13 routed interfaces.


 Unicast mac addresses:400/3200 29/163
 IPv4 IGMP groups + multicast routes:  144/1152  6/26
 IPv4 unicast directly-connected routes:   400/3200 29/163
 IPv4 unicast indirectly-connected routes:1040/8320246/1873
 IPv4 policy based routing aces:   512/512   2/2
 IPv4 qos aces:528/528  82/82
 IPv4 security aces:  1024/1024103/103

As tassos mentioned checking  the sh controllers cpu  can tell you what
kind of traffic is making to the cpu
Regards

Brian
 

-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Peter Rathlev
Sent: Tuesday, April 29, 2008 4:11 PM
To: cisco-nsp
Subject: [c-nsp] C3560 as CPE, possible TCAM contention

Hi,

I'm looking at some C3560s acting CPEs. One of them has 13 VRFs in a VRF
Lite configuration, 36 BGP neighbors and around 2300 prefixes. (It's not
a pretty design, but that's out of my hands.)

It has started doing software switching, with very degraded performance
of course. I can see the following:

CPE_1#show platform tcam utilization 

CAM Utilization for ASIC# 0  MaxUsed
 Masks/ValuesMasks/values

 Unicast mac addresses:784/6272 23/110   
 IPv4 IGMP groups + multicast routes:  144/1152  6/26
 IPv4 unicast directly-connected routes:   784/6272 23/110   
 IPv4 unicast indirectly-connected routes: 272/2176252/1921  
 IPv4 policy based routing aces: 0/0 0/0 
 IPv4 qos aces:528/528  31/31
 IPv4 security aces:  1024/1024 27/27

Note: Allocation of TCAM entries per feature uses
a complex algorithm. The above information is meant
to provide an abstract view of the current TCAM utilization

CPE_1#show platform ip unicast statistics 
Global Stats:
HWFwdLoc:0 HWFwdSec:194077183 UnRes:0 UnSup:0 NoAdj:0
EncapFail:0 CPUAdj:150183381 Null:0 Drop:0

Prev Global Stats:
HWFwdLoc:0 HWFwdSec:194077183 UnRes:0 UnSup:0 NoAdj:0
EncapFail:0 CPUAdj:150183381 Null:0 Drop:0

CPE_1#show platform ip unicast table 
Platform unicast IPv4 Table dump (# of entries 14)
Name ID Label  Mask  
IPv4:Default 0  0  0x7F
IPv4:VRF012811  64 0x7F
IPv4:VRF024012  65 0x7F
IPv4:VRF024023  66 0x7F
IPv4:VRF024034  67 0x7F
IPv4:VRF024045  68 0x7F
IPv4:VRF024056  69 0x7F
IPv4:VRF024067  70 0x7F
IPv4:VRF024198  71 0x7F
IPv4:VRF024339  72 0x7F
IPv4:VRF0243410 73 0x7F
IPv4:VRF0243611 74 0x7F
IPv4:VRF0243812 75 0x7F
IPv4:VRF0243913 76 0x7F
CPE_1#
CPE_1#show platform ip unicast failed route
Total of 0 covering fib entries
Entries covered by Actual default route(0.0.0.0/0)
  cut
Total of 2 entries covered by 0.0.0.0/0 Tbl:2
Entries covered by Actual default route(0.0.0.0/0)
  cut
Total of 2 entries covered by 0.0.0.0/0 Tbl:3
Entries covered by Actual default route(0.0.0.0/0)
  cut
Total of 5 entries covered by 0.0.0.0/0 Tbl:5
Entries covered by Actual default route(0.0.0.0/0)
  cut
Total of 115 entries covered by 0.0.0.0/0 Tbl:6
Entries covered by Actual default route(0.0.0.0/0)
  cut
Total of 29 entries covered by 0.0.0.0/0 Tbl:9
Entries covered by Actual default route(0.0.0.0/0)
  cut
Total of 34 entries covered by 0.0.0.0/0 Tbl:10
Entries covered by Actual default route(0.0.0.0/0)
  cut
Total of 128 entries covered by 0.0.0.0/0 Tbl:11
Entries covered by Actual default route(0.0.0.0/0)
  cut
Total of 94 entries covered by 0.0.0.0/0 Tbl:12
Entries covered by Actual default route(0.0.0.0/0)
  cut
Total of 96 entries covered by 0.0.0.0/0 Tbl:13
CPE_1#

(I've left out the specific prefixes and changed the CPE name.)

It's running desktop default SDM template, and the best option so far
seems to change to the routing template. (Should've been done from the
beginning, it's only doing routing, with customer L3 equipment on the
LAN side.)

The problem is: How can I _know_ if TCAM contention is the problem? 

Re: [c-nsp] BGP Route selection

2008-05-23 Thread Brian Turnbow
Setting the metric is not going to affect your BGP route selection.
On router A you can set the weight
Or on router 2 you can  prepend an AS.(you could have used local preference if 
the as was the same)
Check out 
http://www.cisco.com/en/US/tech/tk365/technologies_tech_note09186a0080094431.shtml
On how BGP selects paths


Regards
Brian
 

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Gary Roberton
Sent: venerdì 23 maggio 2008 16.09
To: Pete Templin
Cc: cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] BGP Route selection

All

The network in question is actually 90.0.0.0.  All routers are in their own
separate AS.  The route in question is a connected network not
redistributed.

To make it clearer;
Router X has network 90.0.0.0 connected
Router X advertises to both Router1 and Router2.
Router 1 sends it on to Router A
Router 2 has a route map that does 'set metric 50' and then passes it onto
RouterA.
We want RouterA to go via Router1 whenever Router1 is up

Router A BGP table entry is shown here;

*  90.0.0.0 10.40.1.6   50 0 64604 1000 i

*  10.40.1.2  0 64603 1000 i

Router A puts 10.40.1.2 route into global routing table
Router1 goes down
Router A puts 10.40.1.6 route into global routing table
Router1 comes up
RouterA puts entry back in BGP table but leaves route in global table alone.

Any help appreciated.






On Fri, May 23, 2008 at 1:20 PM, Pete Templin [EMAIL PROTECTED] wrote:

 Gary Roberton wrote:

  I have router A receiving network 80.0.0.0 from router 1 and router 2.
 Router 2 weights its metric so that it is less favourable.


 Are routers 1 and 2 in your AS, or in another AS?  Also, please clarify
 'weights its metric' - do you mean it adjusts weight, it adjusts metric, it
 adjusts origin, etc.?

  In router A's BGP table I can see both routes and the route from Router 1
 is
 placed in the global routing table.  Fine.


 Are you seeing the various BGP knobs showing the settings you'd expect from
 above?

  When you turn off Router1, Router A removes the route from the routing
 table
 and installs the less favoured route from Router2.  What you would expect.

 When I turn on Router1, Router A does not put the better route back into
 the
 routing table, even though it sees both in its BGP table.


 Are you seeing the various BGP knobs showing the settings you'd expect from
 above?

 pt

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Re: [c-nsp] Both my borders crashed?

2008-05-28 Thread Brian Turnbow
 SegV exceptions are related to software issues, there is a doc on the cisco 
site on how to troubleshoot them.
The short answer is you are going to need to change your ios release.

Regards
Brian

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Shaun R.
Sent: mercoledì 28 maggio 2008 9.43
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] Both my borders crashed?

Both my border routers look to have crashed at the same time.  Anybody know 
why from this error?  If not how can i find out what happened?  Both routers 
are 7206VXR-NPE-G2's


border2 uptime is 2 days, 19 hours, 20 minutes
System returned to ROM by error - a SegV exception, PC 0x13EF030 at 05:05:00 
UTC Sun May 25 2008
System image file is bootflash:c7200p-advipservicesk9-mz.124-15.T1.bin

border1 uptime is 2 days, 19 hours, 19 minutes
System returned to ROM by error - a SegV exception, PC 0x13EF030 at 07:51:26 
UTC Fri Mar 30 2001
System image file is bootflash:c7200p-advipservicesk9-mz.124-15.T1.bin


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Re: [c-nsp] BGP Route selection

2008-05-30 Thread Brian Turnbow
You might want to check back on the mail and the context the phrase was used in.
As the path was coming in from two different Ases using MED it wasn't working.
He could have configured the end router to always compare MED, but by default 
it won't be used.
 
Brian


-Original Message-
From: Gert Doering [mailto:[EMAIL PROTECTED] 
Sent: giovedì 29 maggio 2008 22.20
To: Brian Turnbow
Cc: Gary Roberton; Pete Templin; cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] BGP Route selection

Hi,

On Fri, May 23, 2008 at 05:08:58PM +0200, Brian Turnbow wrote:
 Setting the metric is not going to affect your BGP route selection.

Read up on the BGP decision algorithm :-)

gert
-- 
USENET is *not* the non-clickable part of WWW!
   //www.muc.de/~gert/
Gert Doering - Munich, Germany [EMAIL PROTECTED]
fax: +49-89-35655025[EMAIL PROTECTED]
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Re: [c-nsp] Applying bandwidth to an ATM VC path

2008-06-09 Thread Brian Turnbow
Check out PVP
http://www.cisco.com/en/US/tech/tk39/tk48/technologies_q_and_a_item09186a008011a901.shtml#qa13

Regards

Brian 

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of james edwards
Sent: lunedì 9 giugno 2008 5.38
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] Applying bandwidth to an ATM VC path

I have an ATM path from my LEC between me and another CLEC (Foo). The LEC
applies bandwidth to the VC
and then I work with the other side to divvy up the bandwidth among the
PVC's in this path.

So if I buy 4 megs CBR from the LEC I can divvy bandwidth as follows:

interface ATM3/0.3123 point-to-point
 description VC path 5 to CLEC Foo /// MPLS-VPN
 bandwidth 1000
ip verify unicast reverse-path
  ip address x.x.x.x/xx
 ip pim dense-mode
ip mroute-cache
 ip policy route-map foobar
 pvc 5/32
 protocol ip x.x.x.x  broadcast
  cbr 1000
  oam-pvc manage
  encapsulation aal5snap
 !
!
interface ATM3/0.3124 point-to-point
 description VC path 5 to CLEC Foo /// Peering connection
 bandwidth 3000
ip verify unicast reverse-path
 ip address x.x.x.x/xx
 no ip mroute-cache
 ip policy route-map foobar
 pvc 5/33
  protocol ip x.x.x.x  broadcast
  cbr 3000
  oam-pvc manage
  encapsulation aal5snap

The other side (CLEC Foo) matches the same amount of bandwidth per PVC as I
configed.

So now I want to apply the 4 megs to just the VC (5) and not individual
PVC's, letting them ride up to the VC limit of 4 megs cbr.
I have done this on ATM (Lucent) and Frame Relay switches but can't find a
doc at Cisco to guide me for a router.

The gear I am doing this on is a 7206 VXR NPE-400, PA-A3-OC3, running IOS
c7200-is-mz.122-19b. I will be moving to 12.2 SB shortly.

Can anyone point me in the right direction ?

Thanks,

-- 
James H. Edwards
Senior Network Systems Administrator
Judicial Information Division
[EMAIL PROTECTED]
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Re: [c-nsp] ATM to Frame internetworking

2008-06-11 Thread Brian Turnbow


And lastly to map the atm to frame and translate it.

connect ADSL2FRAMEDPVC Serial6/0:0 33 ATM5/0 2/357 service-interworking


If I remember correctly, it's been awhile, using service-interworking
you need to use service translation.
Ie 
connect ADSL2FRAMEDPVC Serial6/0:0 33 ATM5/0 2/357 service-interworking
 service translation


Regards
Brian
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Re: [c-nsp] 7200s (VXRs and not) and MPLS capabilities

2008-06-12 Thread Brian Turnbow
The 7200s non vxr will do mpls just fine.
I ran some in the past with npe 225s for mpls L3 VPNs with no problem.
Having said that I would spend the extra money and get a vxr chassis, 
especially if you are going to be doing VoIP.
You can still go with an older NPE to save money but you will have protection 
twords the future, by just changing the NPE.
The 7200 non vxr supports up to the NPE 225, 300s will work with some older ios 
code  even if it is a non supported configuration.
Newer ios trains will not boot with anything bigger than a 225.
If you do need full routes you have to go with the npe 400 that supports 512M 
of ram anything prior maxes out at 256M.


Brian

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Justin Shore
Sent: giovedì 12 giugno 2008 0.45
To: 'Cisco-nsp'
Subject: [c-nsp] 7200s (VXRs and not) and MPLS capabilities

Does anyone have any links to info on the MPLS capabilities of the 
non-VXR 7200s and how they stack up against their VXR siblings 
(cousins?)?  We have an option of picking up some inexpensive non-VXRs 
(I don't know what CPUs yet) and are considering using these to 
terminate DS3s of T1 customers.  VRFs for MPLS VPN would be in use for 
some of the customers.  MLPPP for some as well.  QoS for voice.  Other 
than that it should be very basic.  I'm hoping that no one would want 
full tables, though I can't recall what the IPv4 route limits are for 
processors before the G1.

For that matter we also have the option of picking up some cheap 7500s, 
though I'm less inclined to use these for anything.

Thanks
  Justin
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[c-nsp] R: Re: 7200s (VXRs and not) and MPLS capabilities

2008-06-14 Thread Brian Turnbow
It gives you support for newer npes. Non vxrs max out at npe225. 

- Messaggio originale -
Da: David Coulson [EMAIL PROTECTED]
Inviato: sabato 14 giugno 2008 3.15
A: Eric Kagan [EMAIL PROTECTED]
Cc: 'Justin Shore' [EMAIL PROTECTED]; Brian Turnbow [EMAIL PROTECTED]; 
Cisco-nsp cisco-nsp@puck.nether.net
Oggetto: Re: [c-nsp] 7200s (VXRs and not) and MPLS capabilities



Eric Kagan wrote:

 It
 also eliminates the need to get the NON-VXR's out (which you will probably
 end up doing sooner than later and quickly regret the NON-VXR move).  We did
 the same thing about 4 years ago and I swore at myself as I swapped out each
 one with a VXR over the past 2 years..
What does the VXR piece get you? I thought there was a huge discussion 
about it, and the result was 'nothing'?

David
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Re: [c-nsp] 7200s (VXRs and not) and MPLS capabilities

2008-06-16 Thread Brian Turnbow
 
 I even need a VXR to run a NPE-300?

Yes.

Don't tell that to this router 

System image file is slot0:c7200-p-mz.120-32.S7.bin

cisco 7206 (NPE300) processor with 262144K/32768K bytes of memory.
Processor board ID 18283396
R7000 CPU at 262Mhz, Implementation 39, Rev 2.1, 256KB L2 Cache
6 slot midplane, Version 1.3


12.0 will run a npe300 on a non vxr chassis.
Newer Ios will not boot however.

That said it is an unsupported configuration from cisco.
So use it at your own risk.

Brian
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[c-nsp] Surge protection on leased lines

2008-08-25 Thread Brian Turnbow
Hello,
 
We have several customers that our having problems every time a storm
goes through. 
Our national telco company seems to offer no lightning protection on
their lines, and every storm causes a line outage and burns up the
attached wic.
We've made sure the chassis are grounded , but would also like to try
and install a surge protection detween the v.35 interface of the telco
and our CPEs.
I see that Cisco offers a surge protection cable for smart serial
interfaces, but not for classic serial interfaces. 
I wanted ask what others would recommend / experiences regarding surge
protection on leased lines.
 
Thanks in advance
 
Brian
 
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Re: [c-nsp] 3560 ACL performance?

2008-08-25 Thread Brian Turnbow
We use them and have never experienced problems as long as you keep in the tcam 
space.
With too many routes/acls ecc they punt to cpu.

 

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Christian 
MacNevin
Sent: venerdì 15 agosto 2008 6.00
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] 3560 ACL performance?

Hi
So the marketing machine tells me 3650s do ACLs in hardware and zero  
performance hit blah blah.
Anyone had any real world experience with high loads of packets on  
every interface under a simple ACL?
Thanks

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Re: [c-nsp] 6500 snmp and vty acls ?

2008-08-25 Thread Brian Turnbow
COPP is done in hardware 
ACL on VTY/SNMP is software as far as I remember 

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Jeff Fitzwater
Sent: mercoledì 13 agosto 2008 22.17
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] 6500 snmp and vty acls ?

Does anyone know if VTY and snmp ACLs are implemented in hardware or  
software on a 6500 with 720-CXL running 12.2(33)SXH.

I am trying to understand COPP and move away from the VTY and SNMP ACLs.

Thanks for any info.


Jeff Fitzwater
OIT Network Systems
Princeton University




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Re: [c-nsp] UBR+ and service-policy on ATM PVCs

2008-08-25 Thread Brian Turnbow
In order to use qos on atm pvc  you need to use abr/vbr/cbr

UBR and + are for best effort services offering no bandwidth guarantee so you 
cannot utilize the service policy

That said we mainly use 12.2(31)SB11

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Raphael Bouaziz
Sent: lunedì 25 agosto 2008 14.58
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] UBR+ and service-policy on ATM PVCs

Hi all,

I am trying to find the right IOS version to use on
7200s w/ NPE-400/NPE-G1 that both support UBR+ and
QoS (service policies) on a per-vc basis.

Today we use 12.2(16)B2 to terminate ATM PVCs (from xDSL
lines) on these routers, it works fine. But this (old) version
lacks QoS support.

When testing newer versions (I tried 12.3  12.4 mainline, 12.2SB,
12.4T) that could support QoS, we rise an issue with UBR+.
Commands are accepted but ignored, and PVCs get configured with
UBR at physical linerate.

ATM interfaces are PA-A3-OC3MM w/ hardware version 2.0.

Which IOS version should we use?

Thanks.

-- 
Raphael Bouaziz.
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Re: [c-nsp] Surge protection on leased lines

2008-08-25 Thread Brian Turnbow
Thanks for the response.
They are external csus but they are telco property and they don't want us to 
touch them.
We have asked several times that they install  protection coming into the 
building but no go... 
They install a remote powered integrated shdsl modem/csu in an all plastic 
housing and the only place we 
Have been able to connect a ground is to the v.35 mount on the integrated csu. 
No help there.
Lighting strike= burned modem/csu= burned wic
The v.35 protector would be a try to at least save our wic cards and costs of 
dispatching a Tech 
for every passing storm.
 

Brian

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Jay Hennigan
Sent: lunedì 25 agosto 2008 17.34
To: Cisco Mailing list
Subject: Re: [c-nsp] Surge protection on leased lines

Brian Turnbow wrote:
 Hello,
  
 We have several customers that our having problems every time a storm
 goes through. 
 Our national telco company seems to offer no lightning protection on
 their lines, and every storm causes a line outage and burns up the
 attached wic.
 We've made sure the chassis are grounded , but would also like to try
 and install a surge protection detween the v.35 interface of the telco
 and our CPEs.
 I see that Cisco offers a surge protection cable for smart serial
 interfaces, but not for classic serial interfaces. 
 I wanted ask what others would recommend / experiences regarding surge
 protection on leased lines.

This is an external CSU?

I think you want it between the telco smartjack and the CSU, not on the 
v.35.  This should be two pairs of wires.

First thing to do is ensure that the telco smartjack, the CSU, and the 
router are solidly connected to a common ground, as this may be the 
source of the problem if the sneak current is not coming across the 
leased line.

There are a number of companies making lightning protectors for twisted 
pair lines, Reliable Electric and Polyphaser are two.

But, triple-check the grounding first because if it's common-mode across 
a ground differential the protectors won't help.

--
Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED]
Impulse Internet Service  -  http://www.impulse.net/
Your local telephone and internet company - 805 884-6323 - WB6RDV
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Re: [c-nsp] RTP related question

2008-09-02 Thread Brian Turnbow
You can use saa on cisco routers to simmulate traffic and gather stats (jitter 
packet loss ecc).
That won't tell if the ports oare open but you can check line quality ecc.

http://www.cisco.com/en/US/tech/tk869/tk769/technologies_white_paper09186a00801b1a1e.shtml

Brian
 

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Tseveendorj 
Ochirlantuu
Sent: martedì 2 settembre 2008 3.54
To: [EMAIL PROTECTED]
Cc: cisco-nsp@puck.nether.net
Subject: [c-nsp] RTP related question

Hi

I couldn't imagine how to test RTP between 2 points. How do I know remote
RTP ports open?

Sincerely,
Tseveen
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Re: [c-nsp] OK, what is a cheap and dirty hack to test a port

2008-10-15 Thread Brian Turnbow
 



 If I simply assign something like IP 127.0.0.5/30 to the port and
throw a ton of traffic to 127.0.0.6, will the packets actually
go out the port?  Or will the router see that the port is looped
and just discard the traffic?


From the router running extended pings to the 127.0.0.5 address (the
interface physical address) 
Wil ldo it for you.

http://www.cisco.com/en/US/tech/tk713/tk628/technologies_tech_note09186a
00800a7599.shtml

Regards

Brian
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Re: [c-nsp] 7206VXR and CBWFQ

2008-10-20 Thread Brian Turnbow
Please don't tell that  to this router  
 
 
policy-map llq
  class sipRTP
priority 512
  class class-default
fair-queue
random-detect
 
vc-class atm CVPHDSL-VoIP
  vbr-nrt 1524 1524
  encapsulation aal5snap


interface ATM3/0.20842 point-to-point
 description cust 1
  ip address192.168.0.41 255.255.255.252
 pvc CVPH_CUSTVOIP 208/42
  class-vc CVPHDSL-VoIP
  service-policy out llq
 
7200-accessjn3#sh policy-map int ATM3/0.20842
 ATM3/0.20842: VC 208/42 -
 
  Service-policy output: llq
 
queue stats for all priority classes:
 
  queue limit 64 packets
  (queue depth/total drops/no-buffer drops) 0/0/0
  (pkts output/bytes output) 5466056/418685691
 
Class-map: sipRTP (match-all)
  5466056 packets, 418685691 bytes
  5 minute offered rate 61000 bps, drop rate 0 bps
  Match: access-group 5
  Priority: 512 kbps, burst bytes 12800, b/w exceed drops: 0
 
Class-map: class-default (match-any)
  492783 packets, 493906760 bytes
  5 minute offered rate 509000 bps, drop rate 0 bps
  Match: any
492783 packets, 493906760 bytes
5 minute rate 509000 bps
  Queueing
  queue limit 64 packets
  (queue depth/total drops/no-buffer drops/flowdrops) 0/50/0/50
  (pkts output/bytes output) 492733/493866217
  Fair-queue: per-flow queue limit 16
Exp-weight-constant: 9 (1/512)
Mean queue depth: 0 packets
class Transmitted   Random drop  Tail/Flow drop Minimum 
Maximum Mark
  pkts/bytespkts/bytes   pkts/bytesthresh  
thresh  prob
 
0  486842/493318682   0/0 50/40543 
2040  1/10
1  54/22464   0/0  0/0 
2240  1/10
2   6/746 0/0  0/0 
2440  1/10
3   0/0   0/0  0/0 
2640  1/10
4   5/330 0/0  0/0 
2840  1/10
5  20/12000/0  0/0 
3040  1/10
65753/515372  0/0  0/0 
3240  1/10
7  53/74230/0  0/0 
3440  1/10

 
http://www.cisco.com/en/US/tech/tk39/tk824/technologies_configuration_example09186a0080094cf6.shtml
 
 

Brian


 



From: Victor Cappuccio [mailto:[EMAIL PROTECTED] 
Sent: venerdì 17 ottobre 2008 18.52
To: Brian Turnbow
Cc: Networkers; cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] 7206VXR and CBWFQ


Hi, 

Subinterfaces and software interfaces do not have their own separate transmit 
(Tx) ring; therefore, no congestion can occur. These interface types include 
dialers, tunnels, and Frame Relay subinterfaces, and will only congest when 
their main hardware interface Tx ring congests. The Tx ring state is an 
indication of congestion for software interfaces.


router(config)# interface Serial0/0.1
router(config-subif)# service-policy output test
 CBWFQ : Not supported on subinterfaces


1.- Create a child or lower-level policy that configures a queueing mechanism. 
In the example below, we configure LLQ using the priority command and CBWFQ 
using the bandwidth command. Refer to Congestion Management Overview for more 
information.

  policy-map child 
   class voice 
priority 512

2. Create a parent or top-level policy that applies class-based shaping. Apply 
the child policy as a command under the parent policy since the admission 
control for the child class is done based on the shaping rate for the parent 
class.

  policy-map parent
   class class-default 
shape average 200 
service-policy child 

3. Apply the parent policy to the subinterface.

  interface Serial0/0.1
   service-policy parent 

Cisco Page: http://tinyurl.com/ytt8ge

Note: Class-based shaping works at the interface and subinterface level. Cisco 
IOS 12.2(2.5) introduces the ability to configure shaping on the main interface 
and IP addresses on the subinterfaces.

thanks,

Victor Cappuccio
CCIE R/S# 20657
CCSI# 30452
www.anetworkerblog.com


On Fri, Oct 17, 2008 at 6:19 PM, Brian Turnbow [EMAIL PROTECTED] wrote:


Your pvc needs to be abr/vbr/cbr
You can't do it on ubr

Regards

Brian






-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of 
Networkers

Sent: venerdì 17 ottobre 2008 17.10
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] 7206VXR and CBWFQ


 Whenever I try to apply the following I get an error message about how
CBWFQ can't be applied to subinterfaces.  What

Re: [c-nsp] 7206VXR and CBWFQ

2008-11-02 Thread Brian Turnbow
Cisco IOS Software, 7200 Software (C7200P-JS-M), Version 12.2(31)SB13, RELEASE 
SOFTWARE (fc1)

 
Brian



From: Networkers [mailto:[EMAIL PROTECTED] 
Sent: domenica 2 novembre 2008 18.20
To: Brian Turnbow; Victor Cappuccio
Cc: cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] 7206VXR and CBWFQ


What code rev is in there?

Thanks,
Chris


On 10/20/08 3:20 AM, Brian Turnbow [EMAIL PROTECTED] wrote:



Please don't tell that  to this router  

 
policy-map llq
  class sipRTP
priority 512
  class class-default
fair-queue
random-detect

vc-class atm CVPHDSL-VoIP
  vbr-nrt 1524 1524
  encapsulation aal5snap

interface ATM3/0.20842 point-to-point
 description cust 1
  ip address192.168.0.41 255.255.255.252
 pvc CVPH_CUSTVOIP 208/42
  class-vc CVPHDSL-VoIP
  service-policy out llq

7200-accessjn3#sh policy-map int ATM3/0.20842
 ATM3/0.20842: VC 208/42 -

 Service-policy output: llq

   queue stats for all priority classes:

 queue limit 64 packets
  (queue depth/total drops/no-buffer drops) 0/0/0
  (pkts output/bytes output) 5466056/418685691

   Class-map: sipRTP (match-all)
  5466056 packets, 418685691 bytes
  5 minute offered rate 61000 bps, drop rate 0 bps
  Match: access-group 5
  Priority: 512 kbps, burst bytes 12800, b/w exceed drops: 0

   Class-map: class-default (match-any)
  492783 packets, 493906760 bytes
  5 minute offered rate 509000 bps, drop rate 0 bps
  Match: any
492783 packets, 493906760 bytes
5 minute rate 509000 bps
  Queueing
  queue limit 64 packets
  (queue depth/total drops/no-buffer drops/flowdrops) 0/50/0/50
  (pkts output/bytes output) 492733/493866217
  Fair-queue: per-flow queue limit 16
Exp-weight-constant: 9 (1/512)
Mean queue depth: 0 packets
class Transmitted   Random drop  Tail/Flow drop 
Minimum Maximum Mark
  pkts/bytespkts/bytes   pkts/bytes
thresh  thresh  prob

   0  486842/493318682   0/0 50/40543   
  2040  1/10
1  54/22464   0/0  0/0  
   2240  1/10
2   6/746 0/0  0/0  
   2440  1/10
3   0/0   0/0  0/0  
   2640  1/10
4   5/330 0/0  0/0  
   2840  1/10
5  20/12000/0  0/0  
   3040  1/10
65753/515372  0/0  0/0  
   3240  1/10
7  53/74230/0  0/0  
   3440  1/10


http://www.cisco.com/en/US/tech/tk39/tk824/technologies_configuration_example09186a0080094cf6.shtml


Brian


 




From: Victor Cappuccio [mailto:[EMAIL PROTECTED] 
Sent: venerdì 17 ottobre 2008 18.52
To: Brian Turnbow
Cc: Networkers; cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] 7206VXR and CBWFQ

Hi, 

Subinterfaces and software interfaces do not have their own separate 
transmit (Tx) ring; therefore, no congestion can occur. These interface types 
include dialers, tunnels, and Frame Relay subinterfaces, and will only congest 
when their main hardware interface Tx ring congests. The Tx ring state is an 
indication of congestion for software interfaces.


router(config)# interface Serial0/0.1
router(config-subif)# service-policy output test
 CBWFQ : Not supported on subinterfaces


1.- Create a child or lower-level policy that configures a queueing 
mechanism. In the example below, we configure LLQ using the priority command 
and CBWFQ using the bandwidth command. Refer to Congestion Management Overview 
for more information.

  policy-map child 
   class voice 
priority 512

2. Create a parent or top-level policy that applies class-based 
shaping. Apply the child policy as a command under the parent policy since the 
admission control for the child class is done based on the shaping rate for the 
parent class

[c-nsp] CISCO-AAL5-MIB

2008-11-04 Thread Brian Turnbow
Hello all,

I have some vxrs running 12.2.31SB13 and have run into a strange
situation.
We use snmp for statistics gathering ecc .
Specifically we use the aal5 mib for atm info gathering
1.3.6.1.4.1.9.9.66.1.1.1.1.1 
Everything seemed to be going fine but now I see that some vcs do not
show up in the mib.
I can see the aal5 interface in the ifindex and browsing
.1.3.6.1.2.1.2.2 everything is fine there are statistics names ecc for
the interfaces
Yet in the cisco mib nothing, and there is also nothing in the
ATM-EXT-Mib for these pvcs as well.
There is no configuration difference between the pvcs correctly showing
up and those that aren't.

I have checked the bug toolkit yet not found anything.

Has anyone ran into this? Any suggestions?

Thanks

Brian

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Re: [c-nsp] GSR no ldp all of a sudden

2008-11-06 Thread Brian Turnbow
 
I would start with  what was done here ?

Nov  6 14:44:45 GMT: %SYS-5-CONFIG_I: Configured from console by vty0 
(5.14.64.1)


Brian

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Mark Tech
Sent: giovedì 6 novembre 2008 17.39
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] GSR no ldp all of a sudden

Hi
I have a couple of GSR's and 7600'2 running ldp in an an MPLS test environment. 
All of a sudden 1 GSR has lost all its LDP neighours. I have cleared the mpls 
ldp neighours, and finally ended up rebooting the router with no success

Here is an brief output of some ldp commands:


-here the LDP suddenly dropped
Nov  6 14:44:45 GMT: %SYS-5-CONFIG_I: Configured from console by vty0 
(5.14.64.1)
Nov  6 14:47:05 GMT: %LDP-5-GR: GR session 5.14.95.243:0 (inst. 3): 
interrupted--recovery pending
Nov  6 14:47:05 GMT: %LDP-5-NBRCHG: LDP Neighbor 5.14.95.243:0 (0) is DOWN 
(Session KeepAlive Timer expired)
Nov  6 14:47:28 GMT: %LDP-5-GR: GR session 5.14.95.245:0 (inst. 2): 
interrupted--recovery pending
Nov  6 14:47:28 GMT: %LDP-5-NBRCHG: LDP Neighbor 5.14.95.245:0 (0) is DOWN 
(Session KeepAlive Timer expired)
Nov  6 14:47:37 GMT: %LDP-5-GR: GR session 5.14.95.244:0 (inst. 1): 
interrupted--recovery pending

rt-lon-12#sh mpls ldp neighbor

rt-lon-12#sh mpls ldp discovery
 Local LDP Identifier:
    5.14.95.246:0
    Discovery Sources:
    Interfaces:
    Port-channel1 (ldp): xmit/recv
    LDP Id: 5.14.95.243:0
    Port-channel2 (ldp): xmit/recv
    LDP Id: 5.14.95.244:0
    Port-channel3 (ldp): xmit/recv
    LDP Id: 5.14.95.245:0

rt-lon-12#sh mpls interfaces
Interface  IP    Tunnel   Operational
GigabitEthernet0/0/0   Yes   No   Yes
GigabitEthernet0/0/1   Yes   No   Yes
GigabitEthernet0/0/2   Yes   No   Yes
GigabitEthernet0/0/3   Yes   No   Yes
GigabitEthernet0/0/4   Yes   No   Yes
GigabitEthernet0/0/5   Yes   No   Yes
Port-channel1  Yes (ldp) No   Yes
Port-channel2  Yes (ldp) No   Yes
Port-channel3  Yes (ldp) No   Yes

Anyone have any ideas? This has been working for over a month now and all other 
routers are up and using LDP successfully. In fact the other GSR this is 
connected to is a carbon-copy, bar IP addresses

Regards

Mark


  

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Re: [c-nsp] vrf-lite and pppoA interfaces

2008-11-07 Thread Brian Turnbow
Hi Wayne,

Take a look into assigning via radius the vrf for the ppoa sessions.
If you google on the list you will find several discussions on the issue.

You can then use vrf aware firewall features (like vrf aware nat ecc) for 
internet access.
http://www.cisco.com/en/US/docs/ios/12_3t/12_3t14/feature/guide/gt_vrfaw.html
Other options are listed here 
http://www.cisco.com/en/US/tech/tk436/tk428/technologies_white_paper09186a00801281f1.shtml



Regards
Brian


-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Wayne Lee
Sent: giovedì 6 novembre 2008 18.51
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] vrf-lite and pppoA interfaces

Hello List

I have a dedicated LNS for what we call our pwan customers, all
connections are ADSL PPPoA and they all use private IP ranges as there
is currently no internet access. We have about 150 connections spread
over 8 customers, these are currently grouped by customer and then
separated from other pwans using access-lists which are applied via
radius. We want to allow internet access to these pwans and move them
into a vrf-lite setup with one vrf per pwan so this also gives us the
abillty to allow over-lapping IP space. My vrf knowledge is (very)
limited and I'm struggling to understand the best way to make this
work. I have tested a basic vrf setup (with success) in the lab but
this was with 3 routers and no PPPoA/virtual-access interfaces.

My confusion is about the ip vrf forwarding, in the lab I put this on
each ethernet on the main router but in the PPPoA setup there will not
be a dedicated ethernet per vrf, also I'll not need traffic between
vrf's so do I just need to export the routes to the rib so the
customers can get internet traffic?

Help, clue sticks and any advice will be very welcome.


Thanks

Wayne
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Re: [c-nsp] Cisco IOS for broadband aggregation

2008-11-07 Thread Brian Turnbow
We're stil on  12.2.31SB13 with g2s  mainly due to an issue we found with tcp 
header compression with SRC
We have some small vbr connections for voip with header compression enabled and 
found that a telnet session over the link would cause the router to crash in 
SRC.

Brian




-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Paul Stewart
Sent: venerdì 7 novembre 2008 14.23
To: 'Rinse Kloek'; 'Roddy Strachan'
Cc: 'Cisco-nsp'
Subject: Re: [c-nsp] Cisco IOS for broadband aggregation

We're running 12.2(33)SRC2 on NPE-2G's with no real issues - we were very
brave and ran some 12.4T code for a while and had a major issue every 3-4
weeks that required a reboot (inbound sessions would just stop coming in
pretty much via l2tp tunnels).

On the NPE-1G's we're running same release with no issue neither

Paul


-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Rinse Kloek
Sent: Thursday, November 06, 2008 4:14 PM
To: Roddy Strachan
Cc: Cisco-nsp
Subject: Re: [c-nsp] Cisco IOS for broadband aggregation

What kind of features do you use with the 7206VXR box ? We are also 
looking to upgrade to 12.2.31SB13 because we have some problems with 
12.2(31)SB6.

regards Rinse

Roddy Strachan schreef:
 Ruben,

 Funny you mention it.

 I've just finished an upgrade of a mixture of 7301 and 7206vxr to
 12.2(31)SB13.

 Had a 7301 running in production for 1 week, no issues, the LNS seems a
lot
 more stable if you ask me.

 Don't know how the 7206 will go as they have been in production less than
an
 hour :).

 So far so good, no real issues to report.



 On 7/11/08 8:03 AM, Ruben Alvarez [EMAIL PROTECTED] wrote:

   
 Hi All,

 I'm upgrading IOS on my c7206VXR with an npe-300 and:
 UBR7200-I/O-2FE/E
 PA-A3-T3=
 PA-IMA-T1=
 PA-4E=
 I'm currently using 122-28.SB2 and noticed a 122-31.SB.  Is anyone using
the
 12.2(31)SB instead of the 12.2(28)SB?  I've been looking online and
haven't
 seen much about it.  I assume it's got the same features as (28)?  If
anyone
 has any feedback let me know.

 Thanks.

 


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Re: [c-nsp] Config Length Limit? 7600

2008-11-07 Thread Brian Turnbow
You can always save /boot to/from a copy saved to disk

 Brian


-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of David Prall
Sent: venerdì 7 novembre 2008 15.01
To: 'Paul Stewart'; cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] Config Length Limit? 7600

NVRAM space, then you can use service compress-config but that makes boot
time slower. You have 2MB of NVRAM, mine states 1917KB. But crypto keys and
the such don't show up in sh run and they do take space. Also snmp ifindex
takes space as well.

David

--
http://dcp.dcptech.com
 

 -Original Message-
 From: [EMAIL PROTECTED] [mailto:cisco-nsp-
 [EMAIL PROTECTED] On Behalf Of Paul Stewart
 Sent: Friday, November 07, 2008 8:23 AM
 To: cisco-nsp@puck.nether.net
 Subject: [c-nsp] Config Length Limit? 7600
 
 Hi there...
 
 Is there any limits we need to be aware of on a Sup720-3BXL 7600 in
 regards
 to size of configuration files?  One of our core routers is hitting
 about
 35k lines of config currently and we may need to add upwards of 50k
 more to
 the configuration in the near future  this is mainly prefix-lists
 etc.
 
 Thanks,
 
 Paul
 
 
 
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Re: [c-nsp] interface packets/sec MIB

2008-11-13 Thread Brian Turnbow
RFC 1213

.1.3.6.1.2.1.2.2.1

Inside you may find unicast packets and non unicast packets 


Brian 

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Samit
Sent: giovedì 13 novembre 2008 9.36
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] interface packets/sec MIB

Hi list,

I want to graph the in/out pps counter of every individual interface of
my routers, but I could not find the MIB for it. Anyone knows the MIB
for this?

Regards,
Samit

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[c-nsp] R: ISDN to VoIP dial-peer Question

2008-11-19 Thread Brian Turnbow
use translation rules.
add a prefix inbound on each side and use that for routing.
i.e add 111 from pots and 222 from ip
outgoing on pots the destination pattern 222T will strip the 222 and sendit out 
clean
on the ip side 111T , you will need to traslate outgoing to remove the 111 as 
voip perrs do not digt strip
 
regards
Brian



Da: [EMAIL PROTECTED] per conto di Dan Armstrong
Inviato: mar 18/11/2008 20.45
A: Cisco-nsp
Oggetto: [c-nsp] ISDN to VoIP dial-peer Question



I'm trying to setup a seemingly simple application with an AS-5400XM as
a PSTN gateway for a hosted VoIP service.  Sip proxy  users on one
side, PRI on the other side.  I setup 2 dialpeers, one for each.  I just
want every call coming off the ISDN PRI to be sent to the SIP proxy, and
vice versa.

I (foolishly) used .T in both dial peer configurations, in hopes of
accomplishing this without any major configuration:

dial-peer voice 1 voip
 destination-pattern .T
 session protocol sipv2
 session target sip-server
 codec g711ulaw
!
dial-peer voice 70 pots
 destination-pattern .T
 direct-inward-dial
 port 7/0:1:D


The problem is that the pots dial peer also matches itself much (most)
of the time, and when a call comes in, it gets sent back out to the
telco, who sends it back to me, and only then do we send it to the SIP
server.  This is causing almost every call from PSTN to use up 3
channels on the PRI!  The recommended solution is to list all the DIDs
on the SIP side in my dialpeer however there are thousands of DIDs,
few of them are sequential.  We're LNPing customer numbers onto the PRI
all the time - to manually keep a list of the DIDs inside each AS-5400's
dial-peer config is completely impractical.

Surely I'm not the first person to encounter this?  Is there a simple
solution here?  Can the 5400 consult an outside directory?  Can it be
told not to send a call back out a dial peer that it received it on?  Is
there some fancy prefixing method I haven't thought of?



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[c-nsp] R: Tunnel keepalive in NAT environment problem

2008-11-19 Thread Brian Turnbow
why not set up saa to ping through the tunnel on each router?
It will keep the tunnel up without having to set up keepalive.
 
 
Brian

 


Da: [EMAIL PROTECTED] per conto di Brett Frankenberger
Inviato: mar 18/11/2008 19.48
A: Oliver Boehmer (oboehmer)
Cc: cisco-nsp@puck.nether.net
Oggetto: Re: [c-nsp] Tunnel keepalive in NAT environment problem



On Tue, Nov 18, 2008 at 02:03:08PM +0100, Oliver Boehmer (oboehmer) wrote:

 Well, it looks like the linux NAT/firewall is not NAT'ing the
 keepalive GRE packets correctly, otherwise they would not arrive with
 the 172.16.1.1 src address on router2. Not sure what's happening
 there, but I would focus my attention on the NAT/firewall box.. I
 guess NAT for the other GRE packets work just fine? Maybe related
 to the different protocol type (0x0) or the lack of payload in the
 GRE keepalive packet?

   oli

The issue is that a GRE keepalive packet has the originating tunnel
endpoint IP address as the destination address of the encapsulated
packet.  That is, consider the following:
interface tunnel1
 tunnel source 10.0.0.1
 tunnel destination 20.0.0.2
 tunnel keepalive
 (Not sure I've got the syntax right, but you get the idea.)

A keepalive packet generated by the router will look like the following:
   IP header:  Source=10.0.0.1 Destination=20.0.0.2 Protocol=GRE
GRE Header:  Protocol=IP
 Encapsulated Packet:
  IP Header:  Source=? (Not Inportant)  Dest=10.0.0.1  Proto=GRE
   GRE Header: 0x

The idea is that the router at the far end will received the packet,
remove the outer header, and transmit the encapsulated packet.  (The
router at the far end will, then, not do any special processing all for
a keepalive packet originating from the near end.)  THe issue with
keepalive is that the 10.0.0.1 appears in the encapsulated packet, so
if that's being NAT'd somewhere, for keepalive to work, the NAT needs
to translate the address on the encapsulated packet also.

AFAIK, essentially no NATs will do that.

So, anyway, suppose that 10.0.0.1 is being NAT'd to 30.0.0.1.  The far
end router then receives:
   IP header:  Source=30.0.0.1 Destination=20.0.0.2 Protocol=GRE
GRE Header:  Protocol=IP
 Encapsulated Packet:
  IP Header:  Source=? (Not Inportant)  Dest=10.0.0.1  Proto=GRE
   GRE Header: 0x

The far end router's normal GRE processing then involves removing the
outer header, and attempting to send the following packer:
  IP Header:  Source=? (Not Important)  Dest=10.0.0.1  Proto=GRE
   GRE Header: 0x
This fails because the far end router has no path to get to 10.0.0.1,
because it should be sending to 30.0.0.1.

The reason that isn't a problem for other GRE packets is that, in
general, there's no requirement that the encapsulated packet be
translated by the NAT, because, in general, the tunnel endpoint IP
addresses don't appear as source or destination addresses on the
encapsulated packet.

More generally, GRE works fine through NAT as long as the expectation
is that one or both of the tunnel endpoint addresses will be
translated, but the packets flowing through the tunnel don't need NAT.
However, once you enable keepalive, you effectively create a
requirement that the encapsulated packets be translated, because Cisco
GRE keepalive depends on using the tunnel origin/destination address in
encapsulated packet.

This also, in general, breaks keepalives when a tunnel interface has
ip forwarding vrf ' and tunnel vrf  where  and 
aren't the same.  (This is because the keepalive processing on the far
end will result in a packet being send in vrf  to a destination IP
address that is reallyin vrf .)

And, yes, I think this is horribly broken.  A much better GRE keepalive
implementation would be to just send
   IP header:  Source=30.0.0.1 Destination=20.0.0.2 Protocol=GRE
GRE Header:  Protocol=KeepaliveRequest
and have the far end router generate a
   IP header:  Source=20.0.0.2 Destination=30.0.0.1 Protocol=GRE
GRE Header:  Protocol=KeepaliveResponse
This would work through NAT and through complicated VRF configurations.
But that's not what Cisco implemented.

 -- Brett
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Re: [c-nsp] wireless access-controll feature in ios software

2008-11-26 Thread Brian Turnbow
 you mean the authentication proxy in ios?

http://www.cisco.com/en/US/docs/ios/12_0t/12_0t5/feature/guide/iosfw2_1.html 


Brian 


-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Arne Larsen / 
Region Nordjylland
Sent: martedì 25 novembre 2008 21.53
To: 'cisco-nsp@puck.nether.net'
Subject: [c-nsp] wireless access-controll feature in ios software


Hi all.

I'm searching my memory about an IOS that I seem to remember, that can 
authenticate wireless users via an authentication website configured directly 
in the IOS box.
But I just can't remember what or where it was. Is there someone here that 
remember anything about this; I believe that it was an unsupported feature.

/Arne
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Re: [c-nsp] Stream Association Failed: Requested codec=0x5=g711ulaw, Negotiated codec=0xFFFFFFFF=No Code

2009-01-14 Thread Brian Turnbow
A dial peer pots cannot have a codec
You need to place it the voip dial peer.
The defualt codec is g729 , you can change it by setting  a default codec clas 
using
voice class codec




Regards

Brian


-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Aljula Hasa
Sent: mercoledì 14 gennaio 2009 12.32
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] Stream Association Failed: Requested 
codec=0x5=g711ulaw,Negotiated codec=0x=No Code

Hi,

I am trying to run TCL IVR v2.0 script. The voice/audio is not heard. TCL
IVR application seems to run ok but don't hear voice for the reason Stream
Association Failed: Requested codec=0x5=g711ulaw, Negotiated
codec=0x=No Code.
How to set codec g711ulaw in gateway? The dial-peer is pots.
 
 

 

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Re: [c-nsp] MPLS Question - Applying QoS using MQC

2009-01-23 Thread Brian Turnbow
Why not use a service policy on the input interface to color your traffic?
This can be sent by radius as well depending  on your ios.
With this method you could even classify different incoming traffic(ie high 
priority, normal ecc) inside the VPN.
Then match based on dscp.

Much more flexible



Brian 



-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Andy Saykao
Sent: venerdì 23 gennaio 2009 0.58
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] MPLS Question - Applying QoS using MQC

Hi All,
 
I have just have a few questions about MQC and how to use the class-map
match command to match incoming traffic from MPLS VPN customers at the
PE so that we can apply the correct QoS treatment.
 
1/ Match Sub-Interfaces ???
 
For example, we have some MPLS VPN customers that are connected via
sub-interfaces (eg: Gi0/1.902) and the class-map match command doens't
allow you to match on sub-interfaces. Any ideas on how to match traffic
from sub-interfaces?
 
interface GigabitEthernet0/1.902
 description PE to CE_CUST_A_1
 encapsulation dot1Q 902
 ip vrf forwarding NSTEST
 ip address 10.15.99.9 255.255.255.252
!
test-mpls-cr(config)#class-map match-all TEST
test-mpls-cr(config-cmap)#match input-interface gigabitEthernet 0/1.902
   ^
% Invalid input detected at '^' marker.
 
Can we just match on VLAN instead???
 
test-mpls-cr(config)#class-map match-all TEST
test-mpls-cr(config-cmap)#match input-interface vlan ?
  1-4095  Vlan interface number


2/ Match ADSL ???
 
Some MPLS VPN customers are also connected via ADSL (PPPoX) and get
placed in the corresponding VRF by radius. How do we perform a match on
these MPLS VPN customers that are connecting via ADSL? 
 
I see that we can match on virtual-template but currently all of our
ADSL subscribers use the same virtual-template.
 
test-mpls-cr(config)#class-map match-all TEST
test-mpls-cr(config-cmap)#match input-interface virtual-template ?
  1-1000  Virtual-Template interface number
 
If I set up a new virtual-template for MPLS VPN customers this might
work, but then not all ADSL MPLSVPN customers will want to pay for QoS,
so I guess we will have to create TWO new virtual-templates (one for
those MPLS VPN customers who want QoS and the other for customers who
don't want to pay for QoS). Any others ideas on how this can be
accomplised?
 
3/ Match ATM interfaces???
 
How do I match MPLS VPN customers that are connected via ATM???

interface ATM1/0.304470 point-to-point
 bandwidth 2048
 ip vrf forwarding NSTEST
 ip address 10.15.100.1 255.255.255.252
 ip flow ingress
 atm route-bridged ip
 no atm enable-ilmi-trap
 pvc 10/100
  ubr 2048
  encapsulation aal5snap

Given that MPLS VPN customer's can use overlapping IP addresses, I don't
think we can match on source or destination IP addresses.
 
Thanks.
 
Andy

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Re: [c-nsp] Hardware limitations on SUP32 with LDP and full routing table

2009-01-23 Thread Brian Turnbow
 


As has been said before...it's unfortunate cisco decided not to do a 
Sup32-3bxl.  It renders the Sup32 unsuitable for use in networks where a

Sup2 doesn't cut it, but Sup720-3bxl is overkill.


Especially after they said they would (at lest at this roadshow)

http://www.cisco.at/partner/pdf/Tkrewedl_Roadshow_jan05_catalyst_TK.pdf

I've heard that some have tried it and it worked , this was quite awhile
ago though I'm sure newer IOS checks and complains if it finds a bxl.

Brian
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Re: [c-nsp] 7200VXR for Session Border Controller

2009-02-09 Thread Brian Turnbow
You need to look for unified border element , it used to be multiservice ip to 
ip gateway.
There should be some basic examble on the site as well.

Here is the configuration guide

http://www.ciscosystems.com/en/US/docs/ios/voice/cube/configuration/guide/12_4t/vb_12_4t_book.html
 


Brian 


-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of chris.f...@yahoo.ca
Sent: lunedì 9 febbraio 2009 19.02
To: Cisco NSP
Subject: [c-nsp] 7200VXR for Session Border Controller

Hello,

We are looking to deploy a SBC for SIP subscribers and are looking at
using a 7204VXR.  We are not needing transcoding facilities but simply
forwarding SIP INVITES and signalling to and from a SIP server to
subscribers.

The documentation regarding the setup of such a system is terse,
therefore any pointers to related information or example configs would
be appreciated.

Thanks,

C. Flav



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Re: [c-nsp] snmp-server ifindex persist - store data on flash/disk?

2009-03-10 Thread Brian Turnbow
I'm guessing you want the fixed ifindex for snmp polling purposes.
If that is the case try the aal5 cisco mib where you can poll based on vc data. 
Note that it seems to not work well if you have persistent indexes in use , at 
least on 12.2SB. 

Brian



-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Jay Hennigan
Sent: martedì 10 marzo 2009 0.15
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] snmp-server ifindex persist - store data on flash/disk?

We have a number of 7206VXR boxes terminating ATM ADSL aggregation 
circuits.  With a large number of interfaces, the persistent index table 
is too large for NVRAM and the interface IDs change on reboot just as if 
the command weren't specified.

Is there a workaround or command to store the persistent data on the 
flash disk which has plenty of room?

--
Jay Hennigan - CCIE #7880 - Network Engineering - j...@impulse.net
Impulse Internet Service  -  http://www.impulse.net/
Your local telephone and internet company - 805 884-6323 - WB6RDV
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Re: [c-nsp] 7206 NON VXR

2009-03-17 Thread Brian Turnbow
225 is the last supported version
300 will work depending on ios version. It is not supported by cisco and 12.1 
and above don't let you boot with a 300 in it 12.0 will.

System returned to ROM by reload at 11:33:21 CEST Fri Aug 22 2008
System restarted at 11:34:44 CEST Fri Aug 22 2008
System image file is disk1:c7200-p-mz.120-32.S11.bin

cisco 7206 (NPE300) processor with 262144K/32768K bytes of memory.
Processor board ID 18283396
R7000 CPU at 262Mhz, Implementation 39, Rev 2.1, 256KB L2 Cache
6 slot midplane, Version 1.3




Brian  


-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Samantha (Regional 
Connect)
Sent: martedì 17 marzo 2009 17.22
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] 7206 NON VXR

Hey Guys

 

What is the max processor board I can use with a non vxr chasis?

 

 

Thanks

 

Samantha

 

 

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Re: [c-nsp] 3750 High Cpu IP Input

2009-04-24 Thread Brian Turnbow
You can use  show controller cpu  to help see whats going to the cpu
Make sure you have no ip redirects and no proxy arp on all the interfaces.
How many routed interfaces do you have ? 
The output below for max is for 8 routed interfaces if you have more you 
should change to the desktop switching template.
With your roughly your values for indirectly connected routes and 13 ip 
interfaces on a box I needed to switch the template sdm prefer routing 
requies reload.

Regards

Brian 




-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Chris Lane
Sent: venerdì 24 aprile 2009 1.09
To: Peter Rathlev
Cc: cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] 3750 High Cpu IP Input

sh platform tcam utilization

CAM Utilization for ASIC# 0  MaxUsed
 Masks/ValuesMasks/values

 Unicast mac addresses:784/6272 37/235
 IPv4 IGMP groups + multicast routes:  144/1152  6/26
 IPv4 unicast directly-connected routes:   784/6272 37/235
 IPv4 unicast indirectly-connected routes: 272/2176 52/326
 IPv4 policy based routing aces: 0/0 0/0
 IPv4 qos aces:528/528  18/18
 IPv4 security aces:  1024/1024 57/57

Note: Allocation of TCAM entries per feature uses
a complex algorithm. The above information is meant
to provide an abstract view of the current TCAM utilization

Hope this helps.

On Thu, Apr 23, 2009 at 4:41 PM, Peter Rathlev pe...@rathlev.dk wrote:

 On Thu, 2009-04-23 at 16:15 -0400, Chris Lane wrote:
   This box has been in production for over a year and doesn't really do
  to much as you can see from my orig thread it moves about 11MB.
 
  This just started late last night yet we didn't add any new customer
  nor did anybody even touch switch as the device is remote.
 
  I read in an older thread regarding same thing that the person
  rebooted and of course it resolved issue. I am planning to do that
  Early tomorrow am, but
  i really want to know what the heck is causing this.
 
  Yes CEF is running.

 What about TCAM utilisation (show platform tcam utilization)?

 Regards,
 Peter





-- 
//CL
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Re: [c-nsp] 3750 High Cpu IP Input

2009-04-24 Thread Brian Turnbow
how many routed interfaces do you have ( sh ip int brief with ip addresses ) ?
if more than 8 change the sdm template to routing 
 
you can use sh platform ip unicast failed route  to see if routes are failing 
to be programmed into tcam
 
Brian
 
 
 
 


From: Chris Lane [mailto:clane1...@gmail.com] 
Sent: venerdì 24 aprile 2009 11.17
To: Brian Turnbow
Cc: Peter Rathlev; cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] 3750 High Cpu IP Input


sh controllers cpu-interface 
ASICRxbiterr   RxunderFwdctfix   Txbuflos   Rxbufloc   Rxbufdrain
-
ASIC0 0  0  0  0  0  0 
ASIC1 0  0  0  0  0  0 


cpu-queue-frames  retrieved  droppedinvalidhol-block  stray
- -- -- -- -- --
rpc   0  0  0  0  0 
stp   1807   0  0  0  0 
ipc   0  0  0  0  0 
routing protocol  15163260  0  0  0 
L2 protocol   27 0  0  0  0 
remote console0  0  0  0  0 
sw forwarding 9150  0  0  0 
host  2014   0  0  0  0 
broadcast 1766   0  0  0  0 
cbt-to-spt0  0  0  0  0 
igmp snooping 15186510  0  0  0 
icmp  45 0  0  0  0 
logging   0  0  0  0  0 
rpf-fail  0  0  0  0  0 
queue14   0  0  0  0  0 
cpu heartbeat 14116  0  0  0  0 

ODD i have disabled IGMP SNOOPING... 

On Fri, Apr 24, 2009 at 4:19 AM, Brian Turnbow b.turn...@twt.it wrote:


You can use  show controller cpu  to help see whats going to the cpu
Make sure you have no ip redirects and no proxy arp on all the 
interfaces.
How many routed interfaces do you have ?
The output below for max is for 8 routed interfaces if you have more 
you should change to the desktop switching template.
With your roughly your values for indirectly connected routes and 13 ip 
interfaces on a box I needed to switch the template sdm prefer routing 
requies reload.

Regards

Brian





-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Chris Lane
Sent: venerdì 24 aprile 2009 1.09
To: Peter Rathlev
Cc: cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] 3750 High Cpu IP Input


sh platform tcam utilization

CAM Utilization for ASIC# 0  MaxUsed
Masks/ValuesMasks/values

 Unicast mac addresses:784/6272 37/235
 IPv4 IGMP groups + multicast routes:  144/1152  6/26
 IPv4 unicast directly-connected routes:   784/6272 37/235
 IPv4 unicast indirectly-connected routes: 272/2176 52/326
 IPv4 policy based routing aces: 0/0 0/0
 IPv4 qos aces:528/528  18/18
 IPv4 security aces:  1024/1024 57/57

Note: Allocation of TCAM entries per feature uses
a complex algorithm. The above information is meant
to provide an abstract view of the current TCAM utilization

Hope this helps.

On Thu, Apr 23, 2009 at 4:41 PM, Peter Rathlev pe...@rathlev.dk wrote:

 On Thu, 2009-04-23 at 16:15 -0400, Chris Lane wrote:
   This box has been in production for over a year and doesn't really 
do
  to much as you can see from my orig thread it moves about 11MB.
 
  This just started late last night yet we didn't add any new customer
  nor did anybody even touch switch as the device is remote.
 
  I read in an older thread regarding same thing that the person
  rebooted and of course it resolved issue. I am planning to do that
  Early tomorrow am, but
  i really want to know what the heck is causing this.
 
  Yes CEF is running.

 What about TCAM utilisation (show platform tcam utilization)?

 Regards

Re: [c-nsp] Reload without confirmation

2009-06-24 Thread Brian Turnbow
In the past I used snmp dto do this, you need to enable
snmp-server system-shutdown 
Before it is possible, and it is not possible on all platforms, but is it takes 
this command it should work
I don't have the mib handy , but can dig for it if you can't find it


Brian  


-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of David Freedman
Sent: mercoledì 24 giugno 2009 15.11
To: Jared Mauch; 'Cisco-nsp'
Subject: Re: [c-nsp] Reload without confirmation

-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1

No, same problem :

#reload at 01:00
Reload scheduled for 01:00:00 BST Thu Jun 25 2009 (in 10 hours and 50
minutes) by user on vty0 (10.0.0.1)
Reload reason: Reload Command
Proceed with reload? [confirm]

#reload in 5
Reload scheduled for 14:15:10 BST Wed Jun 24 2009 (in 5 minutes) by
user on vty0 (10.0.0.1)
Reload reason: Reload Command
Proceed with reload? [confirm]

Dave.

Jared Mauch wrote:
 You can't use reload at to meet your needs?
 
 Jared Mauch
 
 On Jun 24, 2009, at 8:25 AM, David Freedman
 david.freed...@uk.clara.net wrote:
 
 Am trying to reload a low end IOS device (c800 in this case) without
 displaying a confirmation prompt.

 My issue is that the platform needing to issue the command can not see
 the VTY output so could not be expected to respond to a confirmation
 prompt, looked in vain for some kind of /noconfirm flag but didn't
 find one...

 Does not appear to be possible with SNMP (even though it accepts the
 snmp-server shutdown command).

 My current solution is to use an EEM applet called manually with a
 single action of reload , unfortunately this only applies to 800
 images with EEM (I would guess ADV images only)

 Anybody come up with a better solution?

 TIA

 Dave.

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Re: [c-nsp] round-trip differences towards google

2009-07-08 Thread Brian Turnbow
 
As google is not a single server but a cloud of clusters of servers you are 
getting routed by a load balancer of some sort. 
In a nutshell this is what happens, the IP address 209.85.227.103 is a virtual 
address that gets sent to various real servers.
As the source address changes the load balancer sends to the request to 
different real servers. 
It is actually much more complicated, if you search for google infrastructure 
or google network architecture you can find much more detail. 
The video about how google uses containers in their data center is very 
interesting. 


Regards

Brian

  


-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Rens
Sent: mercoledì 8 luglio 2009 11.39
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] round-trip differences towards google

Hi all,

 

I'm having some difficulties understand some round-trip difference on the
same router just by changing the source interface:

 

Pings are done towards a resolved IP of www.google.be

 

ping 209.85.227.103 repeat 50

 

Type escape sequence to abort.

Sending 50, 100-byte ICMP Echos to 209.85.227.103, timeout is 2 seconds:

!!

Success rate is 100 percent (50/50), round-trip min/avg/max = 8/9/12 ms

 

ping 209.85.227.103 repeat 50 source AT3/0.102

 

Type escape sequence to abort.

Sending 50, 100-byte ICMP Echos to 209.85.227.103, timeout is 2 seconds:

Packet sent with a source address of xxx

!!

Success rate is 100 percent (50/50), round-trip min/avg/max = 8/9/12 ms

 

ping 209.85.227.103 repeat 50 source AT3/0.134

 

Type escape sequence to abort.

Sending 50, 100-byte ICMP Echos to 209.85.227.103, timeout is 2 seconds:

Packet sent with a source address of xxx 

!!

Success rate is 100 percent (50/50), round-trip min/avg/max = 80/83/88 ms

 

ping 209.85.227.103 repeat 50 source lo0 

 

Type escape sequence to abort.

Sending 50, 100-byte ICMP Echos to 209.85.227.103, timeout is 2 seconds:

Packet sent with a source address of xxx 

!!

Success rate is 100 percent (50/50), round-trip min/avg/max = 80/83/88 ms

 

Is this google magic depending on my source IP address?

 

Regards,

 

Rens

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Re: [c-nsp] Manually set WS-X6148-GE-TX MTU size (1500, 1518)

2009-07-30 Thread Brian Turnbow
1518 = 1500 payload(ie IP) + 18Byte ethernet header and trailer
You need the 6148A to go higher 



Brian 

-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of falz
Sent: mercoledì 29 luglio 2009 20.04
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] Manually set WS-X6148-GE-TX MTU size (1500, 1518)

Specs on WS-X6148-GE-TX say there is a maximum MTU of 1518:

http://www.cisco.com/en/US/prod/collateral/switches/ps5718/ps708/product_data_sheet0900aecd8017376e_ps4835_Products_Data_Sheet.html

However, on a 6500 running SXH, it will not let me use the mtu command
to adjust. I am trying to up the MTU for MPLS. Any way to do this
manually or is this something that's supported in hardware and
automatically upped slightly if a port were a trunk port, for example?

Trying to avoid purchasing WS-X6516-GE-TX or WS-X6748-GE-TX if possible.
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Re: [c-nsp] IP unnumbered vlan subinterfaces question

2009-08-03 Thread Brian Turnbow
Not sure what's attached to the IP, or what you want to achieve , but a 
different approach would be to add no keepalive to the ethernet so it is always 
up.
  


Brian 

-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Michael Ulitskiy
Sent: lunedì 3 agosto 2009 17.10
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] IP unnumbered vlan subinterfaces question

Hello,

Guys, are there any drawbacks of doing the following:

interface Lo0
 ip address 10.10.10.1 255.255.255.0
!
interface FastEthernet0/0.1
 encapsulation dot1q 1 native
 ip unnumbered Lo0
!
ip route 10.10.10.0 255.255.255.0 FastEthernet0/0.1
!

as opposed to having ip address configured directly on the interface as usual?
I need that ip address to stay always up regardless of Fa0/0 state, 'cause it's 
used for other services that should stay up
and I'd prefer to avoid assigning another ip address exclusively for loopback 
use.
It seems to work in my lab, but I thought I'd better ask...

Thanks,
Michael
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Re: [c-nsp] 7500 for DSL aggregation - RSP memory error?

2009-08-04 Thread Brian Turnbow
It's been awhile since I've had one but The MD error is a memory parity error.
2w5d: %RSP-3-ERROR:   Cybus1 parity error (bytes 0:7) 04 -Traceback= 
0x40588CDC 0x405891CC 0x405892F0 0x4058A978 0x404CFA54
Means that it was received on cybus1 ( slots5-7)
This comes from the VIP, so I don't think your standby processor is causing it.
You need to check on your vip.
I've never been brave enough to try a 7500 for dsl aggregation:)
I'd pick up a 7200 instead.



Brian

-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Walter Keen
Sent: martedì 4 agosto 2009 11.51
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] 7500 for DSL aggregation - RSP memory error?

I've got a 7507 with dual RSP8's attempting to use rsp-jsv-mz.124-8.bin 
configured for rpr-plus, but keep getting this around every 10 minutes 
or so.  It results in a loss of connectivity for end-users of course, 
until the system recovers.

My initial guess is something is wrong with the standby processor (slot 
3) or perhaps the memory in it.  I've had the tech pull it out to see if 
the system stabalizes and will bring it back to the lab if it does.

Anyone else ran into this in the past?



sea-agg-1#  
2w5d: %TBRIDGE-4-NOVCFLOOD: No VC's configured for bridging on ATM4/1/0.669
2w5d: %RSP-3-ERROR: MD error 0081 -Traceback= 0x40588B14 
0x405891CC 0x405892F0 0x4058A978 0x404CFA54
2w5d: %RSP-3-ERROR:   Cybus1 parity error (bytes 0:7) 04 -Traceback= 
0x40588CDC 0x405891CC 0x405892F0 0x4058A978 0x404CFA54
2w5d: %RSP-3-ERROR:   bus command write 8bytes (0x7) -Traceback= 
0x40588930 0x40588CF8 0x405891CC 0x405892F0 0x4058A978 0x404CFA54
2w5d: %RSP-3-ERROR:   physical address (bits 20:12) 0E2000 -Traceback= 
0x40588A50 0x40588CF8 0x405891CC 0x405892F0 0x4058A978 0x404CFA54
2w5d: %RSP-3-ERROR:   virtual address (bits 23:17) 6E -Traceback= 
0x40588A74 0x40588CF8 0x405891CC 0x405892F0 0x4058A978 0x404CFA54
2w5d: %VIP4-80 RM7000-3-MSG: slot5 VIP-3-MVIP_CYBUSERROR_INTERRUPT: A 
Cybus Error occured. 
2w5d: %VIP4-80 RM7000-1-MSG: slot5 CYASIC Error Interrupt register 
0xB 
2w5d: %VIP4-80 RM7000-1-MSG: slot5 Parity Error internal to 
CYA
2w5d: %VIP4-80 RM7000-1-MSG: slot5 Missing ACK on CyBus 
access 
2w5d: %VIP4-80 RM7000-1-MSG: slot5 NACK present on CyBus 
access
2w5d: %VIP4-80 RM7000-1-MSG: slot5 CYASIC Other Interrupt register 
0x100   
2w5d: %VIP4-80 RM7000-1-MSG: slot5 QE HIGH Priority 
Interrupt   

2w5d: %VIP4-80 RM7000-1-MSG: slot5 QE RX HIGH Priority 
Interrupt

2w5d: %VIP4-80 RM7000-1-MSG: slot5 CYBUS Error Cmd/Addr 0x8001A80, CYBUS 
Error Data 0x0
2w5d: %VIP4-80 RM7000-1-MSG: slot5 MPUIntfc/PacketBus Error register 
0x0   
2w5d: %VIP4-80 RM7000-1-MSG: slot5 IOBUS Error Interrupt Status register 
0x4   
2w5d: %VIP4-80 RM7000-1-MSG: slot5 Address/Command Strobe 
Timeout  
2w5d: %VIP4-80 RM7000-1-MSG: slot5 IOBUS Error Address High 
0x1C01 
2w5d: %VIP4-80 RM7000-1-MSG: slot5 IOBUS Error Address Low 
0xC  

2w5d: %VIP4-80 RM7000-3-MSG: slot5 VIP-3-SVIP_RELOAD: SVIP Reload is 
called.   
2w5d: %VIP4-80 RM7000-3-MSG: slot5 VIP-3-SYSTEM_EXCEPTION: VIP System 
Exception occurred sig=22, code=0x0, context=0x6199A8A8  



2w5d: %RSP-3-ERROR: End of MEMD error interrupt processing -Traceback= 
0x40589298 0x405892F0 0x4058A978 0x404CFA54 
2w5d: %DBUS-3-CXBUSERR: Slot 5, CBus 
Error   
   

2w5d: %DBUS-3-DBUSINTERRSWSET: Slot 5, Internal Error due to VIP 
crash 
2w5d: %OSPF-5-ADJCHG: Process 10, Nbr 74.50.207.83 on FastEthernet5/1/0 
from FULL to DOWN, Neighbor Down: Interface down or detached   
2w5d: %RSP-3-ERROR: CyBus1 error 10 -Traceback= 0x40588DA8 0x405891F0 
0x405892F0 0x4058A978 0x404CFA54 

Re: [c-nsp] 3750 Suggestions?

2009-08-06 Thread Brian Turnbow

It'll give for more mac space , but you'll have the same problem with routes.
Vlan is basically a layer 2 only template so all your ip routes with not be 
hardware forwarded.
For this you'd need an external router.You could try and take a 3750 out of the 
stack and use it as the router , the default template gives 6k mac and 8k IP 
routes, but in you original post it shows over 6k arp entries so it may make it 
better but is not a complete solution.  
You mentioned also a 4948 or a 6500 , I think the right choice depends on your 
current traffic requirements and expected growth in both traffic ports and 
hosts, with the 6500 giving the maximum room for expansion.



 


Brian 

-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Manaf Al Oqlah
Sent: giovedì 6 agosto 2009 14.29
To: Carl Jones; cisco-nsp
Subject: Re: [c-nsp] 3750 Suggestions?

use the desktop vlan template

--
From: Carl Jones c...@outerloop.net
Sent: Thursday, August 06, 2009 4:21 AM
To: cisco-nsp cisco-nsp@puck.nether.net
Subject: [c-nsp] 3750 Suggestions?

 Hi all,
 
 I'm looking for something suitable to take the load from our 3750G
 stack. But I'm not quite sure what the best solution would be.
 
 Some details of the issues I'm seeing:
 https://puck.nether.net/pipermail/cisco-nsp/2009-August/062932.html
 
 I anticipate the new setup will eventually need to handle roughly
 double the number of IPs and VLANs the stack is currently (not)
 handling, with 4 routed interfaces (2x GigE, 2x FE).
 
 A couple of suggestions I've had so far is a router to handle
 everything L3, and use the VLAN template on the 3750s. Or replace them
 with a 6500 series switch. Or use a 4948 for L3 and/or replacing the
 3750s.
 
 Any suggestions appreciated.
 
 Regards,
 Carl
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Re: [c-nsp] Leaking specific routes from a VRF

2009-09-07 Thread Brian Turnbow

-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of luismi
Sent: lunedì 7 settembre 2009 10.17
To: Tomas Caslavsky
Cc: ivan.d...@raxon.es; cisco-nsp@puck.nether.net; Daniska Tomas
Subject: Re: [c-nsp] Leaking specific routes from a VRF

Hi all,

We are doing some tests here with the code provided by Tomas.
We have several questions that we were not able to find a proper answer
over internet that we would like to share with you to see if we can
understand everything correctly:

a) ip prefix-list has a parameter called le so we can create the
rule like this: 

ip prefix-list FTP_NET seq 1 permit 10.53.0.224/29 le 32

Why is the reason to use le parameter? we saw it in several examples
over internet but we don't understand it yet.
What is the impact if we don't use it?

Le works like less than or equal to 
So 10.53.0.224/29 le 32  matches any route less than or equal to a /32 inside 
your /29.
So if for example 10.53.0.228/32 arrives it matches, as will 10.53.0.224/30 or 
10.53.0.224/29
Without le you match only the /29 so in the above example only the /29 matches.
This makes the use of prefix lists very flexible. 


b) Is there any difference if we use a normal ACL instead a prefix-list
in the route-map? we also saw several configurations using ACLs and it
seems to do the same.

You can use them as well but lose the flexibility.

Brian

Regards and thanks in advance.

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Re: [c-nsp] 2801 as console server

2009-09-16 Thread Brian Turnbow


 -Is there a way to access the async line from within the router
 itself ? So just a telnet/ssh to the router and then something like
 'connect line XXX'  ? The connect command on the router seems an
 equivalent of telnet for outgoing tcp sessions and I don't see
another
 command that could do this.

I've done this in the past by connecting to an IP address on the router
-
the one assigned to the ethernet interface for example.  We use a 2511
as
a console server for last resort access to devices.  In the worst case
scenario if the ethernet interface is down we access it via the console
port.  If that's the case then the ethernet IP address won't be
reachable.
I've assigned a loopback IP address (192.168.0.0/32 I think) and use
that
instead (router telnet 192.168.0.0 2001)

If you create aliases on the router you can then just use the router
name for example

ip host accessjn2 2002 192.168.7.4
ip host accessjn3 2003 192.168.7.4
ip host accessjn6 2006 192.168.7.4

Then just 
telnet accessjn2


Brian


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Re: [c-nsp] QoS best practices

2009-10-15 Thread Brian Turnbow



The 3560 buffering discussion has reminded me:

It's not hard to find documentation on configuring QoS, but I haven't
yet found any best practices reagarding how to specifically classify,
i.e. what traffic goes in what queue with what DSCP/CoS marking.

RFC 4594 is a good start

For VoIP it seems there are some notes, so it seems very best
practice
to use EF for voice traffic and AF31 for signaling. But what about all
other traffic?

This is cisco's. I recently got into a discussion with another supplier
about AF31
As a Cisco shop we used AF31 for VoIP signalling, they used CS5 as per
RFC4594. So 
Even here it is not so clear. 

Brian
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Re: [c-nsp] Flow Control and 10GE interfaces

2009-11-23 Thread Brian Turnbow



-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Phil Mayers
Sent: lunedì 23 novembre 2009 17.05
To: Gert Doering
Cc: Matthew Melbourne; cisco-nsp@puck.nether.net; Ross Vandegrift
Subject: Re: [c-nsp] Flow Control and 10GE interfaces

Gert Doering wrote:
 Hi,
 
 On Mon, Nov 23, 2009 at 08:41:58AM -0500, Ross Vandegrift wrote:
 The answer is very simple: if someone thinks that ethernet flow
 control is the answer, the burden of proof is on them to answer
 difficult questions about what the actual problem is, what flow
 control is going to solve, and why they think that it won't cause more
 problems than its worth.  At best it does nothing, realistically it
 interferes with TCP flow control, and at worst it pauses your storage
 and breaks every client.
 
 I tend to disagree with this statement in this broadness.  We've seen
 problems where lack of flow control combined with a switch with too-tiny
 buffers and bursty ingress traffic led to buffer overflow on egress, and
 packet loss.  If the switch would use flow control here to space the
 ingress traffic better (that is: stop and restart the flow for milliseconds
 at a time), packet loss would be avoidable.
 
 Of course, this can indeed fire backwards - as in: one egress port is
 way overloaded, and flow control spreads the pain from there to all other
 egress ports served by the ingress port in question.
 
 So indeed, flow control is not a panacea.  I agree with this :-)

An interesting wrinkle (to some) is that stock flow control is not QoS 
(i.e. 802.1p codepoint) aware - it's all-or-nothing, meaning your 
low-bandwidth diffserv/EF flow gets paused as well as your less-then 
best-effort 999.9mbit/sec FTP transfer :o(

There's a flow control extension somewhere for per-802.1p flow control, 
but I can't find the references for this.

The nexus family does PFC (no it's not a card, they reused the acronym)
http://www.cisco.com/en/US/prod/collateral/switches/ps9441/ps9670/white_paper_c11-542809.html
Basically enables sending a pause per class.
They did it for FCOE and it is proprietary , the white paper has the standard 
mumbo jumbo about 
how it is becoming a standard and everyone is adapting cisco's proposal..


Brian

QoS seems to have gone out of fashion however, so whether this is 
relevant is another matter ;o)
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Re: [c-nsp] Basic QoS on ATM subinterfaces

2009-11-24 Thread Brian Turnbow
You can't do it with ubr/ubr+ interfaces ,you need to set a different class of 
service.
Here is an example technote
http://www.cisco.com/en/US/tech/tk39/tk824/technologies_configuration_example09186a0080094cf6.shtml

Brian


-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Dave Weis
Sent: martedì 24 novembre 2009 16.45
To: Tim Franklin
Cc: cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] Basic QoS on ATM subinterfaces

Tim Franklin wrote:
 I've got a PA-A3-OC3 that is terminating a large number of PPPoA 
 connections. I need to do basic QoS/prioritization for voice traffic.
 I 
 am using a subinterface per VPI with a vc-class to reference the 
 virtual-template.

 I have set up a parent/child policy-map as the documentation suggested
 but trying to apply it doesn't work:

 router(config)#int atm4/0
 router(config-if)#service-policy output VOICE-PARENT
   GTS : Not supported on this interface
 
 No, this won't work.  You've got several places you can apply the template:
 
 -On the sub-interface
 -On the PVC, with the outer shaper removed
 -On the virtual-access (via the virtual-template)
 
 If you're bulk-terminating a bunch of PPPoA sessions, I'd suggest that you 
 want it applied to the virtual-access interface.  You can do this by either 
 applying it to the virtual-template (if you're sure you always want the same 
 policy for all the users), or push it back from RADIUS as a Cisco-avpair as 
 each virtual-access interface is cloned.

OK, something like this:

class-map match-all EVERYTHING
  match access-group name EVERYTHING
class-map match-all IS-VOICE
  match access-group name IS-VOICE
!
!
policy-map IS-VOICE
  class IS-VOICE
   priority percent 75
   set dscp ef
  class EVERYTHING
   set dscp default

vc-class atm pppoa-1
   encapsulation aal5mux ppp Virtual-Template1

interface Virtual-Template1
  ip unnumbered Loopback0
  ip accounting output-packets
  no logging event link-status
  peer default ip address pool adsl1
  ppp authentication pap chap radius-ppp
  ppp authorization radius-ppp
  ppp link reorders
  ppp multilink
  ppp multilink fragment disable
  service-policy output IS-VOICE

ip access-list standard EVERYTHING
  permit any
!
ip access-list extended IS-VOICE
  permit ip 192.168.221.0 0.0.0.63 any

I have applied this configuration but the only interfaces that show up 
in show queueing are MLP bundles. The PVC's that show up after that 
section all list the queueing as FIFO still:

router#show queueing
Current fair queue configuration:

   Interface   DiscardDynamic  Reserved  LinkPriority
   threshold  queues   queuesqueues  queues
   Virtual-Access180   64 256  256   8   1
   Virtual-Access207   64 256  256   8   1
   Virtual-Access450   64 256  256   8   1
   Virtual-Access541   64 256  256   8   1
   Virtual-Access573   64 256  256   8   1
   Virtual-Access574   64 256  256   8   1
   Virtual-Access575   64 256  256   8   1
   Virtual-Access595   64 256  256   8   1
   Virtual-Access597   64 256  256   8   1
   Virtual-Access599   64 256  256   8   1
   Virtual-Access640   64 256  256   8   1
   Virtual-Access651   64 256  256   8   1
   Virtual-Access654   64 256  256   8   1

Current DLCI priority queue configuration:
Current priority queue configuration:

List   Queue  Args
Current custom queue configuration:

VC 15/155 -
VC 15/155: Per VC queueing is FIFO.
VC 14/99 -
VC 14/99: Per VC queueing is FIFO.
VC 13/43 -
VC 13/43: Per VC queueing is FIFO.
VC 11/187 -
VC 11/187: Per VC queueing is FIFO.
VC 10/531 -
VC 10/531: Per VC queueing is FIFO.
VC 10/275 -
VC 10/275: Per VC queueing is FIFO.
VC 15/156 -
VC 15/156: Per VC queueing is FIFO.


Have I missed something else?

Thanks
dave




-- 
Dave Weis
515-224-9229
djw...@internetsolver.com
http://www.internetsolver.com/
Please check out our Complete Support Service
http://www.internetsolver.com/completesupport/
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Re: [c-nsp] what is it with 3550s?

2010-02-03 Thread Brian Turnbow


-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Jeff Bacon
Sent: mercoledì 3 febbraio 2010 18.03
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] what is it with 3550s?

They seem to be an incredibly popular device, especially for telcos as
CPE devices. Why? (I have no use for them, really, and they appear to be
EOL, I'm just really curious.)

It depends on the model etc but they have an advantage over the 3750s in the 
way they slice up tcam resources.
Like the 3550-12s had a reference of 24k routes with 16 svis , as compared to a 
3750-12 that does max 20k with 8 svis


 


Brian 
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Re: [c-nsp] find window's machine from Cisco Router

2010-02-05 Thread Brian Turnbow
Though not as reliable as a port scanner, you could do something like this even 
from remote

access-list 101 permit udp any any range 137 138 log
access-list 101 permit any any 

interface fa1
ip access-group 101 in


Then 
Show log 
to see netbios packet users

Brian 


-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Andrew Gabriel
Sent: venerdì 5 febbraio 2010 9.01
To: vijay gore
Cc: cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] find window's machine from Cisco Router

Use a port scanner like NMAP.

-Andrew.




On Fri, Feb 5, 2010 at 12:45 PM, vijay gore vijaygor...@gmail.com wrote:

 Dear Team,

 anybody cal tell me how to check window machine connected in Cisco Router,


 for ex.

 in show arp we are getting bunch of ip and MAC , how to verify from them
 which is linux machine ip and which windows machine ip ,,

 or if there is any other command OR other way to rectify to find it


 Router#sho arp
 Internet  192.168.8.3 6   002a.ae73.ce1b  ARPA   FastEthernet1
 Internet  192.168.8.4   111   002s.ae73.46de  ARPA   FastEthernet1
 Internet  192.168.8.5 1   002s.ae73.4778  ARPA   FastEthernet1
 Internet  192.168.8.6 0   002s.ae73.db74  ARPA   FastEthernet1
 Internet  192.168.8.12   18   002s.1913.6daa  ARPA   FastEthernet1
 Internet  192.168.8.13   31   002s.ae73.d0f7  ARPA   FastEthernet1
 Internet  192.168.8.14   11   002s.1913.676c  ARPA   FastEthernet1
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Re: [c-nsp] find window's machine from Cisco Router

2010-02-05 Thread Brian Turnbow
sorry forgot the ip
access-list 101 permit ip any any
 

Brian Turnbow
Network Manager 

TWT S.p.A. 


 



From: vijay gore [mailto:vijaygor...@gmail.com] 
Sent: venerdì 5 febbraio 2010 10.42
To: Brian Turnbow
Cc: Andrew Gabriel; cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] find window's machine from Cisco Router


Dear Sir,
 
access-list 101 permit any any
 
% Unrecognized command
 


 
On Fri, Feb 5, 2010 at 2:08 PM, Brian Turnbow b.turn...@twt.it wrote:


Though not as reliable as a port scanner, you could do something like 
this even from remote

access-list 101 permit udp any any range 137 138 log
access-list 101 permit any any

interface fa1
ip access-group 101 in


Then
Show log
to see netbios packet users

Brian



-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Andrew Gabriel
Sent: venerdì 5 febbraio 2010 9.01
To: vijay gore
Cc: cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] find window's machine from Cisco Router

Use a port scanner like NMAP.

-Andrew.




On Fri, Feb 5, 2010 at 12:45 PM, vijay gore vijaygor...@gmail.com 
wrote:

 Dear Team,

 anybody cal tell me how to check window machine connected in Cisco 
Router,


 for ex.

 in show arp we are getting bunch of ip and MAC , how to verify from 
them
 which is linux machine ip and which windows machine ip ,,

 or if there is any other command OR other way to rectify to find it


 Router#sho arp
 Internet  192.168.8.3 6   002a.ae73.ce1b  ARPA   
FastEthernet1
 Internet  192.168.8.4   111   002s.ae73.46de  ARPA   
FastEthernet1
 Internet  192.168.8.5 1   002s.ae73.4778  ARPA   
FastEthernet1
 Internet  192.168.8.6 0   002s.ae73.db74  ARPA   
FastEthernet1
 Internet  192.168.8.12   18   002s.1913.6daa  ARPA   
FastEthernet1
 Internet  192.168.8.13   31   002s.ae73.d0f7  ARPA   
FastEthernet1
 Internet  192.168.8.14   11   002s.1913.676c  ARPA   
FastEthernet1
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Re: [c-nsp] find window's machine from Cisco Router

2010-02-05 Thread Brian Turnbow
it looks like you have loggin enabled for warings only
 
try 
logging buffered debugging
 
 
another alternative if the first does not log, is to do a debug ip packet using 
an access list that matches only netbios.
this could be more processor intensive.
first create
access-list 102 permit udp any any range 137 138
then 
debug ip packet 102
when done don't forget undebug all 
 
 
 
 
Brian



From: vijay gore [mailto:vijaygor...@gmail.com] 
Sent: venerdì 5 febbraio 2010 10.57
To: Brian Turnbow
Cc: cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] find window's machine from Cisco Router



Dear Sir,
 
 
 
it's giving me below output, it's not showing net bios packet users,
 
Router#sho log
Syslog logging: enabled (1 messages dropped, 0 messages rate-limited,
0 flushes, 0 overruns, xml disabled, filtering disabled)
No Active Message Discriminator.
 
No Inactive Message Discriminator.

Console logging: level debugging, 40 messages logged, xml disabled,
 filtering disabled
Monitor logging: level debugging, 0 messages logged, xml disabled,
 filtering disabled
Buffer logging:  level warnings, 10 messages logged, xml disabled,
 filtering disabled
Logging Exception size (4096 bytes)
Count and timestamp logging messages: disabled
Persistent logging: disabled
No active filter modules.
ESM: 0 messages dropped
Trap logging: level informational, 43 message lines logged
Log Buffer (51200 bytes):
*Oct  1 15:38:06.639: %LINK-3-UPDOWN: Interface FastEthernet0, changed state to
up
*Oct  1 15:38:06.639: %LINK-3-UPDOWN: Interface FastEthernet1, changed state to
up
*Oct  1 15:38:12.823: %LINK-3-UPDOWN: Interface FastEthernet9, changed state to
up
*Oct  1 15:38:12.827: %LINK-3-UPDOWN: Interface FastEthernet8, changed state to
up
*Oct  1 15:38:12.827: %LINK-3-UPDOWN: Interface FastEthernet7, changed state to
up
*Oct  1 15:38:12.827: %LINK-3-UPDOWN: Interface FastEthernet6, changed state to
up
*Oct  1 15:38:12.831: %LINK-3-UPDOWN: Interface FastEthernet5, changed state to
up
*Oct  1 15:38:12.831: %LINK-3-UPDOWN: Interface FastEthernet4, changed state to
up
*Oct  1 15:38:12.831: %LINK-3-UPDOWN: Interface FastEthernet3, changed state to
up
*Oct  1 15:38:12.831: %LINK-3-UPDOWN: Interface FastEthernet2, changed state to
up


 
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Re: [c-nsp] Renumbering serial interfaces

2010-02-18 Thread Brian Turnbow
Besides the reload in xx that several have mentioned you can also put secondary 
Ips on the link 
Nad then cancel the primary. 

I.e. 
interface ATM0/0.32 point-to-point
Ip add 2.2.2.2 255.255.255.252 secondary 

Telnet/ssh to this address using source address 2.2.2.1
Then no ip add 1.1.1.1 255.255.255.252 
The 2.2.2.2 address becomes the priamry and you should not loose the management 
session.


Don't forget to cancell the reload


Brian 

-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of james edwards
Sent: mercoledì 17 febbraio 2010 19.20
To: cisco-nsp@puck.nether.net
Subject: [c-nsp] Renumbering serial interfaces

I have a bunch of T-1 (ATM) interfaces that I need to renumber. I have
always done this with 2 people, one on each end. Is it possible for one
person to do this, from one end ?
If I am on the near side, I log into the far sides serial IP and do this:

LALMR_2620(config)#interface ATM0/0.32 point-to-point
LALMR_2620(config-subif)#ip address 1.1.1.1 255.255.255.252
LALMR_2620(config-subif)#^Z


-- 
James H. Edwards
Senior Network Systems Administrator
Judicial Information Division
jedwa...@nmcourts.gov
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Re: [c-nsp] Renumbering serial interfaces

2010-02-18 Thread Brian Turnbow
Sorry the last line should be 

ip address 208.70.109.156 255.255.255.255 

Making the secondary primary, and removing the primary.
I remember doing it with no ip address x.x.x.x but I just tried and it 
gives me the same error.
Too much lunch I think.




Brian  


-Original Message-
From: Steve Bertrand [mailto:st...@ibctech.ca] 
Sent: giovedì 18 febbraio 2010 14.22
To: Brian Turnbow
Cc: james edwards; cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] Renumbering serial interfaces

On 2010.02.18 03:22, Brian Turnbow wrote:
 Besides the reload in xx that several have mentioned you can also put 
 secondary Ips on the link 
 Nad then cancel the primary. 
 
 I.e. 
 interface ATM0/0.32 point-to-point
 Ip add 2.2.2.2 255.255.255.252 secondary 
 
 Telnet/ssh to this address using source address 2.2.2.1
 Then no ip add 1.1.1.1 255.255.255.252 
 The 2.2.2.2 address becomes the priamry and you should not loose the 
 management session.

Does this work differently on a serial interface? On an fa int:

route-server1(config)#int lo75
route-server1(config-if)#ip address 208.70.109.155 255.255.255.255
route-server1(config-if)#ip address 208.70.109.156 255.255.255.255 sec
route-server1(config-if)#no ip address 208.70.109.155 255.255.255.255

Must delete secondary before deleting primary

Steve
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Re: [c-nsp] ASR v VXR

2010-02-26 Thread Brian Turnbow
Hello,

I've got a pair of 7200VXRs w/ NPE400s doing bba for 3 ATM DS3s as
well as T-1 aggregation and a server farm. I was looking at my options
for upgrading and consolidating these boxes and I think it would either
be an 7200VXR-G1 (G2?) or an ASR1002. These two options seem to carry
similar price tags, so I'm looking for feedback. Is it mostly a
question
of desired feature set?

Also, I realize that the ASR doesn't support ATM DS3. What
solutions
are people using to terminate these circuits? I was thinking maybe a
small ATM switch? Does such a thing exist anymore?

Note that the ASR does not support PPPoA which you may be using in ATM.
AFAIK it is not coming any time soon. 
We use G2 and G1s and G2s out perform g1s for forwarding packets.
Cisco upgrade path for us would be to 10k series, of course this changes
the  budget.
Not that an asr plus a 8500 would differ much


Brian




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Re: [c-nsp] SecureACS Appliance AD Authentication

2010-03-01 Thread Brian Turnbow
 
 


-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Ryan Lambert
Sent: lunedì 1 marzo 2010 17.48
To: Saxon Jones
Cc: cisco-nsp@puck.nether.net
Subject: Re: [c-nsp] SecureACS Appliance  AD Authentication

yeah, sorry, I might not have been as specific as I needed to be with that.

I do fail back to local auth when TACACS fails, but of course if the backend
DB I'm configured for in the appliance fails, TACACS is still considered
up, so it will never revert to local auth unless I physically unplug the
ACS appliance or stop services. That's what I was trying to avoid, but I
didn't see any neat ways of doing it.

Don't use ACS but I beleive the ACS solution involves two ACS servers and 
database replication for this type of availabitlity.
With Radiator (and others) this is easily configurable, if the first source 
fails you can ask a second and they can be db flat file etc.

Brian


On Mon, Mar 1, 2010 at 11:05 AM, Saxon Jones saxon.jo...@gmail.com wrote:

 Something like:

  aaa authentication login default group tacacs+ *enable*
 aaa authentication enable default group tacacs+ *enable*

 And set your enable secret; if TACACS+ is unavailable then you can login
 with whatever username you like but using the enable secret as your password
 and enable password. As long as your TACACS+ server is reachable you can't
 use the enable secret for auth so if just your AD connector fails then
 disconnect the TACACS+ server and you can then login with that secret.

 -saxon

 __
 Saxon Jones

 Email: saxon.jo...@gmail.com
 Telephone: (780) 669-0899
 Toll-free: (866) 701-8022 x2
 United Kingdom: 0(1315)168664



   On 1 March 2010 08:17, Ryan Lambert thirdfrl@gmail.com wrote:

  We've only got a handful of folks accessing certain devices, and the
 permissions are relatively static. Nothing fancy going on here.

 After some tinkering I've been able to get them talking with ACS. The only
 issue I'm running up against is that if the external DB fails out, I'm
 unable to authenticate with no local rollback. I guess part of this is
 because my unknown user policy is to fail the attempt (security reasons
 obv.).

 Unless anyone has any creative ideas, I guess I'll just need to rely on
 primary  secondary DBs. Alternatively I suppose if it's a dire emergency
 I
 can log in via ACS Admin and reconfigure the username for local...
 although
 that's not really ideal for our environment.

 TIA,
 Ryan
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Re: [c-nsp] L2 Link Failover

2010-03-31 Thread Brian Turnbow


But this handshake is done at the time of beginging when PORTCHANNEL
COMES
up. ONce etherchannel is up , link are brought out of the etherchannel
when
physical interface goes down.

Actually there are periodic packets in lcap, depending on what you are
using they can be configured.
IIRC 30 seconds is the default.

Brian



On Wed, Mar 31, 2010 at 6:00 PM, Tim Vollebregt
t.vollebr...@leaseweb.comwrote:

 Hi,

 I assume you are using the channel-group mode on mode right now, when
the
 physical is up your switch will balance packets.

 You should try using the channel-group mode active (LACP), as there is
an
 handshake in the LACP protocol. When there is no end-to-end
connectivity,
 and the handshake doesn't succeed it will remove the port from the
LACP
 bundle.

 Regards,

 Tim

 -Original Message-
 From: cisco-nsp-boun...@puck.nether.net [mailto:
 cisco-nsp-boun...@puck.nether.net] On Behalf Of jack daniels
 Sent: woensdag, 31 maart, 2010 14:10
 To: cisco-nsp@puck.nether.net
 Subject: [c-nsp] L2 Link Failover

 Hi guys,

 I'm facing a solution challage , appriaciate if you guys can help


 PC1---(VLAN 2)SW1-METRO ETHERNET Link
 1 --SW2 (VLAN2)---PC2
 |-Metro ETHERNET LINK 2
 ---|



 I have L2 extended LAN between SW1 and SW2 across Metro ethernet
network
 from SP.

 I have CONFIGURED ETHERCHANNEL using both LINKS

 But issue is when in between my link 1 or my link 2 goes down , BUT My
 links
 in PORTCHANNEL are UP. SO traffic is blackholed.

 Please advise
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Re: [c-nsp] Cisco 3660 url filter

2010-03-31 Thread Brian Turnbow

Hi, 
 
I am looking to do the url filtering on my cisco 3660 router. 
 
Hi Bunny,

You can use nbar 
Try googling nbar youtube you will find many examples

Brian

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Re: [c-nsp] Cisco 3660 url filter

2010-04-01 Thread Brian Turnbow
 


 
Hi,
 
I have tested the nbar with the examples given in the google, But didn't
get the success, Can anybody share the working example.
 
Regards
Daljit Singh 
 
try here 
 
http://www.cisco.com/en/US/docs/ios/qos/configuration/guide/clsfy_traffi
c_nbar.html
 
 
Brian 

--- On Wed, 3/31/10, Brian Turnbow b.turn...@twt.it wrote:



From: Brian Turnbow b.turn...@twt.it
Subject: RE: [c-nsp] Cisco 3660 url filter
To: Bunny Singh jump2fl...@yahoo.com,
cisco-nsp@puck.nether.net
Date: Wednesday, March 31, 2010, 5:07 PM



Hi, 
 
I am looking to do the url filtering on my cisco 3660 router. 
 
Hi Bunny,

You can use nbar 
Try googling nbar youtube you will find many examples

Brian



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Re: [c-nsp] Remote Parking Gates VPN to Campus Network with 3G

2010-04-13 Thread Brian Turnbow
 



-Original Message-
From: cisco-nsp-boun...@puck.nether.net 
[mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of schilling
Sent: martedì 13 aprile 2010 16.58
To: Luan Nguyen
Cc: cisco-nsp
Subject: Re: [c-nsp] Remote Parking Gates VPN to Campus Network with 3G

We talked about 880s, but the environmental operating rage of
nonoperating temperature -4 to 149F is not that promising give that we
are in Florida :-) and these parking gates are exposed outside and in
a mental box.

Not cheap but take a look at the 3200 mobile routers they can do vpn and 
wireless.
They should be able to handle that range of temps.

Brian

Schilling

On Tue, Apr 13, 2010 at 10:29 AM, Luan Nguyen l...@netcraftsmen.net wrote:
 You could use EZVPN client on those 880 ISRs if you choose to go the
 client way.
 From what I heard, it's hard to get ASA these day.  If I am in your shoes, I
 would use dual ISR2 routers (for redundancy) such as 2911 instead of ASA and
 880s to form a dual hub DMVPN/IPSEC cloud.
 30 CPEs DMVPN shouldn't be a concern provisioning/managing wise.


 ---
 Luan Nguyen
 Chesapeake NetCraftsmen, LLC.
 -

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Re: [c-nsp] Huawei instead of Cisco

2010-05-13 Thread Brian Turnbow

What about the CPE side?  We have been offered Huawei devices to be
used
as G.SHDSL.bis termination devices (on the CPE side), and they look
quite
interesting - a Cisco 1841 with a SHDSL-WIC would also work, of course,

but the WIC is just too expensive for a CPE...

We have a couple installed , and they have been very reliable although
with very basic configs.
It is a good sign that I can't even remeber where they were installed :)
In the end though we found that used/refurbed cisco was competative,
made our techs happier, and our customers prefer to see the cisco
bridge...

Brian

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Re: [c-nsp] RFC 4797 Support?

2010-07-08 Thread Brian Turnbow
Hi,


 

I have a question: Other than something like 2547oDMVPN, is there any
implementation of an RFC4797 style PE-PE interconnect using an IP only
(no
mpls) core? Where the outer-most transit label is replaced with an IP
header, or GRE header?

 
You can do mpls on a gre tunnel, just configure the tunnel interface for
mpls and watch out for mtu issues...

Brian

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Re: [c-nsp] Multiple E1s on 2821

2010-07-12 Thread Brian Turnbow


Peter Hicks wrote:
 All,
 
 We have three E1 voice circuits on a 2821 - two from the same provider
 on on E1 0/0/0 and E1 0/0/1, and a third from a different provider on
a
 E1 0/1/0 - a separate VIC.
 
 After fixing a broken fan on the router, the third E1 is experiencing
 slip seconds.  The other two are clean, and I suspect this is due to
the
 router being configure to use the clock from E1 0/0/0.  There is no
loss
 of service, however I'm keen to sort out this problem as it might
affect
 service in the future.
 
 How can I resolve the problem?  Is it possible to use a different
clock
 for each VIC?

Unforutnatly it depends on your hardware.. The 2nd gen cards will do it
, the first gen cards no.
You need to add independent at the end of the clock source under the
controller.
I think the 2nd gens are vwic-2xxx IIRC

Brian

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Re: [c-nsp] ASR1000 Series PPPoA

2010-07-21 Thread Brian Turnbow
 




Anyone heard anything on PPPoA on the ASR 1000 series yet?
As far as i know it isn't supported (yet?) but i might be wrong :)
PPPoA would make it a superb replacement for our 720X series


We've been told it won't happen at least any time soon and to go with
10k as an upgrade path...
Not really in the same price range though!!!

Brian

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Re: [c-nsp] ASR1000 Series PPPoA

2010-07-22 Thread Brian Turnbow
 







Anyone heard anything on PPPoA on the ASR 1000 series yet?
As far as i know it isn't supported (yet?) but i might be wrong :)
PPPoA would make it a superb replacement for our 720X series


We've been told it won't happen at least any time soon and to go with
10k as an upgrade path...
Not really in the same price range though!!!



https://www.cisco.com/en/US/docs/ios/ios_xe/2/xe_2_5_newfeatlist.html
Lists pppoa ipv6,  pppoe on ATM , ppp session queueing on atm  

So it looks like they are getting close, Tassos may be right on with
3.x.
I am going to talk to our account team and I think I'll wait before
forking out a ton of cash for ESRs...

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Re: [c-nsp] pop site battery backup recommendations

2010-07-23 Thread Brian Turnbow

Yes, you would be much better served by an online UPS, which would be
anything in the Smart-UPS RT series if you want to stick with APC.
Below
that it's just line interactive. An online UPS also has a bypass in
them, so in theory any faults should cause the unit to switch to bypass
and send an alarm rather than dumping the load. I'll stress the in
theory part because it's still a relay in the RT series, not a static
bypass, and the UPS can't monitor the health of a relay. Units with a
static bypass can monitor the health of the SCR that makes up the
bypass.

Some have dual ingress as well one for the active line and one for the
bypass line.
If they do put in two seperate lines with two seperate circuit breakers.
That way a fault in the UPS will trip only the breaker on the active
line and if everything 
works correctly :), your UPS will bypass on to the standby line. 

 
Brian

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Re: [c-nsp] Weird Traceroute Issue to Specific Destination

2010-09-21 Thread Brian Turnbow
Hi all

Please see comments in line
 

 -Original Message-
 From: cisco-nsp-boun...@puck.nether.net 
 [mailto:cisco-nsp-boun...@puck.nether.net] On Behalf Of Paul Stewart
 Sent: martedì 21 settembre 2010 17.48
 To: 'Heath Jones'
 Cc: cisco-nsp@puck.nether.net
 Subject: Re: [c-nsp] Weird Traceroute Issue to Specific Destination
 
 Hehe. yeah, I hear ya.. At first I thought this is just one 
 of those hey,
 dummy look at the routing table..;)
 
  
 
 What's killing me is that every hop from the 7200 right to 
 our Internet edge
 shows the 0.0.0.0/0 OSPF route as preferred which is what's expected.
 
  
 
 dis2-rtr-mb#show ip route xx.xxx.2.226
 
 % Network not in table
 
 dis2-rtr-mb#show ip cef xx.xxx.2.226
 
 0.0.0.0/0, version 8684984, epoch 1, cached adjacency xx.xxx.0.226
 
 0 packets, 0 bytes
 
   via xx.xxx.0.226, Vlan4, 0 dependencies
 
 next hop xx.xxx.0.226, Vlan4
 
 valid cached adjacency
 

You may want to try 
sh ip cef exact-route with source and destination to see if it changes, 
as well as the sh mls cef flavours on the 6500/7600s
and don't forget to check labels if you have mpls.

Brian




 
  
 
 Paul
 
  
 
  
 
 From: Heath Jones [mailto:hj1...@gmail.com] 
 Sent: Tuesday, September 21, 2010 11:38 AM
 To: Paul Stewart
 Cc: cisco-nsp@puck.nether.net
 Subject: Re: [c-nsp] Weird Traceroute Issue to Specific Destination
 
  
 
 I need a coffee or 2, I am misreading absolutely everything today!!
 
  
 
 Ok so that IP is not the customer IP - it's the destination 
 on the other
 side of the net somewhere..
 
 Gert is correct, the routing and forwarding tables will show 
 you what is
 different about that ip.
 
  
 
  
 
 
 
  
 
 On 21 September 2010 16:23, Heath Jones hj1...@gmail.com wrote:
 
 If my understanding is correct here, then the DSL user is 
 probably blocking
 inbound icmp so you would expect the traceroutes you see.. 
 (just constant
 timeouts).
 
 Lets take a step back here... What problem is the customer reporting?
 
  
 
  
 
 
 
  
 
 On 21 September 2010 16:04, Paul Stewart p...@paulstewart.org wrote:
 
 Yes, loopback is in place and the source . yes, loopback in 
 routing table
 (redistributed via OSPF).  This 7206VXR has been in 
 production for over 4
 years and we have no issues reaching any other websites.
 
  
 
 I'm confident that if the remote IP was blocking us or 
 something of that
 nature that the traceroute would at least transverse our igp 
 properly . 
 
  
 
 Thanks,
 
  
 
 Paul
 
  
 
  
 
 From: Heath Jones [mailto:hj1...@gmail.com] 
 Sent: Tuesday, September 21, 2010 11:00 AM 
 
 
 To: Paul Stewart
 Cc: cisco-nsp@puck.nether.net
 Subject: Re: [c-nsp] Weird Traceroute Issue to Specific Destination
 
  
 
 If it's not a firewall, its probably routing.. Is the 7206VXR using a
 loopback for the source of the icmp request packets, and do 
 you have a route
 back to this ip in your igp?
 
 
 
  
 
 On 21 September 2010 15:17, Paul Stewart p...@paulstewart.org wrote:
 
 Thank you - good thinking but I checked and there's nothing 
 in there to
 limit ICMP at all..;)
 
  
 
 Paul
 
  
 
  
 
 From: Heath Jones [mailto:hj1...@gmail.com] 
 Sent: Tuesday, September 21, 2010 10:05 AM
 To: Paul Stewart
 Cc: cisco-nsp@puck.nether.net
 Subject: Re: [c-nsp] Weird Traceroute Issue to Specific Destination
 
  
 
 Hi Paul - perhaps you have a firewall filter preventing the 
 ingress icmp
 replies (to the 7206VXR)..?
 
 
 
  
 
 On 21 September 2010 14:54, Paul Stewart p...@paulstewart.org wrote:
 
 Hi folks..
 
 
 
 We have a customer who is connected over DSL who is having 
 issues getting to
 a certain remote site more often than not.  Sometime they can 
 reach this
 site, but most of the time they cannot.
 
 
 
 They connect to a 7206VXR, which then connects to a 6509 which then
 connections to 6509, 6509, then 7606 out to Internet.  Long 
 story short,
 there is no reported issues along this connectivity at all 
 and we can only
 replicate this complaint to one remote IP address.  
 Logically, we would push
 this back and say not our problem which we're confident 
 it's not *but*
 there's one strange thing that is bugging me and I can't put 
 logic around
 this (I also have a terrible head cold and not thinking straight).
 
 
 
 When logged into the 7206VXR where the customer connects via DSL, a
 traceroute to the Internet loops normally like this:
 
 
 
 acs1-con-bb#traceroute www.cnn.com http://www.cnn.com/ 
 
 Translating www.cnn.com http://www.cnn.com/ ...domain server
 (208.67.222.222) [OK]
 
 
 
 Type escape sequence to abort.
 
 Tracing the route to www.cnn.com http://www.cnn.com/  
 (157.166.224.26)
 
 
 
  1 xx.xxx.7.65 0 msec 0 msec 0 msec
 
  2 xx.xx.120.25 8 msec 8 msec 8 msec
 
  3 core2-rtr-to-ge4-12-vl4.nexicom.net
 http://core2-rtr-to-ge4-12-vl4.nexicom.net/  (98.124.0.226) 
 20 msec 16
 msec 88
 msec
 
  4 ge4-0-0.core1.toronto1.nexicom.net
 http://ge4-0-0.core1.toronto1.nexicom.net/  (98.124.59.17) 
 16 msec 20 msec
 16
 msec
 
  5 

Re: [c-nsp] SegV exception On 7206 LNS

2010-09-22 Thread Brian Turnbow



 

 My Cisco 7206VXR with NPE-G2 runs as an LNS terminating PPPOE 
 sessions. It also terminates a DS3 used for data T1s. About 
 once a week or so,  a SegV exception happens, and the router 
 resets itself. I have no idear why. There seems to be no 
 pattern to it, and I can't figure out for the life of me why 
 this is happening.
 
 Does anyone have an idea about what I should be looking at? 

Segv are software always errors.
You can try debugging it , first step could  be output interpreter.
But you should be looking at upgrading/downgrading your IOS :)
On our g2s we run 12.2SB/SC for this type of service


Brian


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Re: [c-nsp] much to much filtered packets punted to CPU on 7604

2010-10-08 Thread Brian Turnbow

 see both counters from sh access-list and sh tcam interface..
 increasing at nearly the same rate (see below).
 
 I use 2 extended ACLs applied to an interface for filtering
 inbound/outbound traffic. There is plenty of TCAM space, I 
 don't use log
 statement, no ip unreachables is configured on each interface.
 What I'm missing.

Below you have 
mls rate-limit unicast ip icmp unreachable acl-drop 1000 10
So 1000 pps will pass, try 
mls rate-limit unicast ip icmp unreachable acl-drop 0
To stop any packet dropped by acl getting to the cpu

 
 mls rate-limit unicast ip rpf-failure 0
 mls rate-limit unicast ip icmp redirect 0
 mls rate-limit unicast ip icmp unreachable no-route 1000 10
 mls rate-limit unicast ip icmp unreachable acl-drop 1000 10
 mls rate-limit unicast ip errors 1000 10
 mls rate-limit all ttl-failure 1000 10
 mls rate-limit all mtu-failure 1000 10
 
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Re: [c-nsp] Suggested Time - 1pm CET + US/Eastern - Wednesday - Re: CCO Login to ftp.cisco.com hosed [was Re: FYI: SXI5 posted]

2010-11-11 Thread Brian Turnbow
 
 But there *could* be someone out there downloading new IOS who doesn't
 have a support contract!  That's *literally* stealing food from the
 mouths of Cisco coders!
 
 In the same way as the music, movie and software industries decide
that
 they're not selling as much as they think they should, and introduce
 various DRM measures that achieve nothing other than to inconvenience
 and alienate legitimate customers, Cisco have decided they're not
 selling as many support contracts as they think they should, and have
 introduced the New Improved Download Experience and the IOS 15
 nodelocked licence clusterfuck.
 
 Welcome to the future...
 

As for selling contracts they made that so easy as well
They are now just upgrading the download experience to match.

It's a coordinated effort. First alienate partners, then customers.
Hopefully next up is management , then maybe things will change!

Brian

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Re: [c-nsp] SIP to ISDN Call Progress

2010-11-15 Thread Brian Turnbow
 
 
 Hello,
 
 I configured my dial-peer in this way:
 dial-peer voice 1400 pots
  voice cut-through alert
  preference 4
  destination-pattern 199151119
  progress_ind setup enable 1
  no digit-strip
  port 0/0/1:15
 !

Better to use progress_ind setup enable 3
Telling the network that the originating address is not ISDN.
This will tell the remote side I don't generate tones please do it for me 
(more or less:))
You may also add
progress_ind alert enable 8
progress_ind progress enable 8

forcing the router to treat the incoming alerts as in band info is now 
available.

 
 Now i see the PI reminder:
 
 Nov 15 14:39:07.121 CET: ISDN Se0/1/0:15 Q931: TX - SETUP pd = 8
 callref
 = 0x1C5C
   Bearer Capability i = 0x8090A3
   Standard = CCITT
   Transfer Capability = Speech
   Transfer Mode = Circuit
   Transfer Rate = 64 kbit/s
   Channel ID i = 0xA9839F
   Exclusive, Channel 31
   Progress Ind i = 0x8181 - Call not end-to-end ISDN, may have in-
 band info
 
   Calling Party Number i = 0x0180, '03631970353'
   Plan:ISDN, Type:Unknown
   Called Party Number i = 0x81, '199151119'
   Plan:ISDN, Type:Unknown
 Nov 15 14:39:07.133 CET: ISDN Se0/1/0:15 Q931: RX - SETUP_ACK pd = 8
 callref = 0x9C5C
   Channel ID i = 0xA9839F
   Exclusive, Channel 31
 Nov 15 14:39:08.253 CET: ISDN Se0/1/0:15 Q931: RX - CALL_PROC pd = 8
 callref = 0x9C5C
 
Here there is still no indicator saying inband info is now available. So the 
gateway does not open the channel.


Ciao 

Brian



 Looking at this:
 http://www.cisco.com/en/US/tech/tk1077/technologies_tech_note09186a0080
 094c33.shtml#progresstones
 I would expect the call to be cutted-throug after the SETUP_ACK has
 been
 received.
 Anyway I have the same problem, no audio i sent to my phone before the
 CONNECT message.
 
 Thank You

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Re: [c-nsp] ATM Subinterface QoS

2010-12-20 Thread Brian Turnbow
 Trying to add service-policy output MAP-1536-OUT to the subinterface
 gives me the error
 GTS : Not supported on this interface
 If I add it to the PVC I get the error
 GTS : Not supported over ATM VCs


Hi Dave

Short answer 
Can't apply it to a ubr interface(default) use ABR/VBR/CBR 
For a longer answer Take a look at 
http://www.cisco.com/en/US/tech/tk39/tk824/technologies_configuration_example09186a00800c96e5.shtml

Regards


Brian

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Re: [c-nsp] BGP next-ASN check built-in ?

2011-04-11 Thread Brian Turnbow
Hi

See in-line

 -Original Message-
 From: cisco-nsp-boun...@puck.nether.net [mailto:cisco-nsp-
 boun...@puck.nether.net] On Behalf Of tim
 Sent: lunedì 11 aprile 2011 11:17
 To: cisco-nsp@puck.nether.net
 Subject: [c-nsp] BGP next-ASN check built-in ?
 
 Hi list,
 
 I thought I had read something about that but cannot find the pointers
 anymore:
 
 Does the Cisco default-configuration check in BGP inbound announcements,
 if the first ASN of the AS path is the ASN which is configured as
 neighbor ... remote-as?

Yes, you can disable it with no bgp-enforce-first-as globally for BGP.




 
 Example, is the following check built-in the BGP code and therefore not
 needed to configure:
 
 
 router bgp 65001
  neighbor 129.168.1.1 remote as 65002
  ...
  neighbor 129.168.1.1 filter-list 1 in
 !
 ip as-path access-list 1 permit ^65002_
 ip as-path access-list 1 deny .*
 
 
 If so, at some exchange-points there are route-servers which strip their
 own ASN out of the path.  How would one configure such a setup from the
 client side?

Using the command above will accept the route-server announcements.
Then use your filters to decide what to accept from the route servers.

HTH 

Brian

 
 Thanks in advance,
 -tim
 --
 t...@haitabu.net
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Re: [c-nsp] MQC and PA-A6

2012-04-16 Thread Brian Turnbow

Hi

 -Original Message-
 From: cisco-nsp-boun...@puck.nether.net [mailto:cisco-nsp-
 boun...@puck.nether.net] On Behalf Of Marco Marzetti
 Sent: lunedì 16 aprile 2012 16:13
 To: cisco-nsp@puck.nether.net
 Subject: [c-nsp] MQC and PA-A6
 
 Hello,
 
 Simple and plain question: does MQC work in hardware when attached to
 ATM VP||PVC on c7200+PA-A6 ?
 

Simple answer No

Longer answer , it does have a SAR that does ATM shaping ( i.e vbr abr etc) 
in hardware , but all the ip stuff will be done on the router cpu.


Ciao 

Brian

 Thank You
 
 Regards
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Re: [c-nsp] LNS Error %VPDN-3-NORESOURCE:

2012-06-15 Thread Brian Turnbow
Hi,


 Hi.
 
 Thanks for the reply.
 
 What I noticed today was,
 
 I tried to authenticate one vrf-enabled l2tp session and one global (no-
 vrf).
 The one with VRF can't authenticate. Giving me the error of LNS no
 resources for user...
 But the one with no-vrf was able to authenticate successfully.
 

The below config only  shows one virtual template, do you have a second for the 
VRF ?
I believe you need to differentiate .

Regards

Brian

 My tcpdump on the radius server says Authentication Request, and
 Authentication Accept.
 Router debug also shows CHAP login response is PASS.
 
 I tried also using my other LNS (NPE-G1) and any vrf-enabled session is
 successful.
 Both VRF-enabled and GLobal L2tp session terminates on the same vpdn-group.
 
 I have similar config on both LNS routers.
 
 
 
 Here's my LNS config:
 
 vpdn-group 1
  accept-dialin
   protocol l2tp
   virtual-template 1
  terminate-from hostname LNS1
  source-ip x.x.x.x
  local name ABC
  lcp renegotiation on-mismatch
  l2tp tunnel password 7 09123456
  l2tp tunnel timeout no-session 600
  ip tos reflect
 
 
 
 
 interface Virtual-Template1
   mtu 1462
  ip unnumbered Loopback0
  ip tcp adjust-mss 1422
  peer default ip address pool LNSPool
  keepalive 60
  ppp authentication chap radius-ppp
 
 
 
 Here's the debug pp/aaa/vpdn output:
 
 Jun 15 09:34:07.823: VPDN Received L2TUN socket message Incoming Jun 15
 09:34:07.823: AAA/BIND(01E7): Bind i/f Jun 15 09:34:07.823: VPDN
 uid:393 L2TUN socket session accept requested Jun 15 09:34:07.823: VPDN
 uid:393 Setting up dataplane for L2-L2, no idb Jun 15 09:34:07.827: VPDN
 Received L2TUN socket message Connected Jun 15 09:34:07.827:
 AAA/BIND(01E7): Bind i/f Virtual-Template1 Jun 15 09:34:07.827: VPDN
 uid:393 VPDN session up Jun 15 09:34:07.831: AAA/AUTHEN/PPP (01E7):
 Pick method list 'radius-ppp'
 Jun 15 09:34:07.831: ppp393 PPP: Sent CHAP LOGIN Request Jun 15
 09:34:07.831: ppp393 PPP: Received LOGIN Response PASS Jun 15 09:34:07.835:
 VPDN uid:393 disconnect (L2X) IETF: 9/nas-error Ascend: 62/VPDN No
 Resources Jun 15 09:34:07.835: VPDN uid:393 vpdn shutdown session,
 result=4, error=4, vendor_err=0, syslog_error_code=15, syslog_key_type=1
 Jun 15 09:34:07.835: %VPDN-3-NORESOURCE: L2TP LNS  no resources for user
 x...@test.net; Result 4, Error 4, SSS Manager disconnected session Jun 15
 09:34:07.835: VPDN uid:393 VPDN/AAA: accounting stop sent Jun 15
 09:34:07.835: ppp393 CHAP: O FAILURE id 1 len 26 msg is Authentication
 failure
 
 
 thanks
 
 
 
 
  From: Oliver Boehmer (oboehmer) oboeh...@cisco.com
 To: ar ar_...@yahoo.com; Tim Warnock tim...@timoid.org
 Cc: cisco-nsp cisco-nsp@puck.nether.net
 Sent: Friday, June 15, 2012 7:19 PM
 Subject: RE: [c-nsp] LNS Error %VPDN-3-NORESOURCE:
 
 
  I tried SRE6 already.
  I got the same error.
  Unfortunately I dont have any TAC support for this box.
 
  Could this be a possible NPE-G2 problem?
 
 
  #sho ver
  Cisco IOS Software, 7200 Software (C7200P-ADVIPSERVICESK9-M), Version
  12.2(33)SRE6, RELEASE SOFTWARE (fc1)
 
 
  Jun 14 23:10:54.455: ppp76 PPP: Sent CHAP LOGIN Request Jun 14
  23:10:54.455: ppp76 PPP: Received LOGIN Response PASS Jun 14
  23:10:54.459: %VPDN-3-NORESOURCE: L2TP LNS LNS1 no resources
 for user
  t...@xyz.net; Result 4, Error 4, SSS Manager disconnected session Jun
  14 23:10:54.459: ppp76 CHAP: O FAILURE id 1 len 26 msg is
  Authentication failure
 
 don't think this is related to the platform, some debugs are in order to
 find out what's happening (my l2tp/vpdn skills are a bit rusty, though
 ;-)
 
 debug radius
 debug aaa author
 debug aaa per-user
 debug vpdn event
 debug vpdn error
 debug vpdn l2x-ev
 debug vpdn l2x-er
 debug vpdn sss err
 debug vpdn sss ev
 
 can you share the full configs of both devices offline/unicast?
 
     oli
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[c-nsp] ASR1000 and QOS

2012-08-22 Thread Brian Turnbow

Hello Everyone,

I am trying to realize a qos configuration on an asr 1006 for pppoe services 
being sold by our national incumbent.
On a single GE interface I will receive two classes of services, cos 0 and cos 
1,  each with a set bandwidth. i.e. cos 0 100mbps cos 1 20mbps.
Each dslam gets terminated using a vlan for each cos , so in the end I will 
have n vlans for the cos 0 traffic and x vlans for the cos 1 traffic.
Things gets complicated though as we want to assign a policy to the pppoe 
sessions as well, as we will have varying line rates on the customer lines.
Ideally I would like to be able to shape the n vlans to the cos 0 rate and the 
x vlans to the cos 1 rate,
and then be able to shape the single sessions as each will have a different 
line rate.

I have tried

1) with the SE following us (on vacation now since we need him)  we thought 
that service policy aggregation would be the way to go.
http://www.cisco.com/en/US/docs/ios/qos/configuration/guide/qos_policies_agg.html
but when we assign the end user policy via radius it does not get applied and 
we have the error
policy TEST with fragment class can only be attached to ethernet subifc and 
port-channel subifc
Tinkered awhile with various configs but no go lets try something else..

2) setting up a policy on the GE that shapes on match vlans , and sending 
service policy for the users via radius.
error message
service-policy with queueing features on sessions is not allowed in conjunction 
with interface based
and the policy is not applied
bummer
I am thinking about trying to declare the interface bandwidth via radius and 
then use bandwidth % instead of shape but that should be queueing as well and 
also the scaling documents for the asr have big warnings on the use of 
lcp:interface-config ...


So here I am looking for a way to do this

The only other thing that comes to mind is placing a box before the asr to 
shape the vlans and just work on the sessions on the asr, but that means 
another box to purchase, maintain, etc etc.

If you've made it this far (sorry about the length)
Has anyone done something similar, or have any suggestions ?

Thanks in advance!

Brian


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Re: [c-nsp] Port Errors

2012-08-28 Thread Brian Turnbow




 -Original Message-
 From: cisco-nsp-boun...@puck.nether.net [mailto:cisco-nsp-
 boun...@puck.nether.net] On Behalf Of Harry Hambi
 Sent: martedì 28 agosto 2012 11:17
 To: cisco-nsp@puck.nether.net
 Subject: [c-nsp] Port Errors
 
 Hi All,
 I have a module (16 SFM-capable 16 port 10/100/1000mb RJ45) in a 6500
 chasis running IOS Version 12.1(23), giving the following errors
 
 Aug 26 06:41:48.965: %PM_SCP-SP-6-LCP_FW_ERR_INFORM: Module 9 is
 experiencing t e following error: Pinnacle #0, Frames with Bad Packet CRC
 Error (PI_CI_S_PKTCR _ERR - 0xC7) = 1100 Aug 26 09:11:49.090: %PM_SCP-SP-6-
 LCP_FW_ERR_INFORM: Module 9 is experiencing t e following error: Pinnacle
 #0, Frames with Bad Packet CRC Error (PI_CI_S_PKTCR _ERR - 0xC7) = 983
 
 I recently swapped out this module, the errors cleared for a while but have
 now started again. Any ideas appreciated.

What do the port counters say? Packets with crc errors are hiting the asic.
Check the port counters, cabling and device on the other side of the connection.


Brian

 
 Rgds
 Harry
 
 Harry Hambi BEng(Hons)  MIET  Rsgb
 
 
 http://www.bbc.co.uk/
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Re: [c-nsp] Port Errors

2012-08-28 Thread Brian Turnbow
  Hi All,
  I have a module (16 SFM-capable 16 port 10/100/1000mb RJ45) in a 6500
  chasis running IOS Version 12.1(23), giving the following errors
 
  Aug 26 06:41:48.965: %PM_SCP-SP-6-LCP_FW_ERR_INFORM: Module 9 is
  experiencing t e following error: Pinnacle #0, Frames with Bad Packet
  CRC Error (PI_CI_S_PKTCR _ERR - 0xC7) = 1100 Aug 26 09:11:49.090:
  %PM_SCP-SP-6-
  LCP_FW_ERR_INFORM: Module 9 is experiencing t e following error:
  Pinnacle #0, Frames with Bad Packet CRC Error (PI_CI_S_PKTCR _ERR -
  0xC7) = 983
 
  I recently swapped out this module, the errors cleared for a while but
  have now started again. Any ideas appreciated.
 
 What do the port counters say? Packets with crc errors are hiting the asic.
 Check the port counters, cabling and device on the other side of the
 connection.
 

Ooops... Cisco docs say

PM_SCP-6 
Error Message%PM_SCP-6-LCP_FW_ERR_INFORM: Module [dec] is experiencing the 
following error: [chars]
 
ExplanationThe module is reporting an error condition, where [dec] is the 
module number, and [chars] is the error. This condition is usually caused by an 
improperly seated linecard or a hardware failure. If the error message is seen 
on all of the linecards, the cause is an improperly seated module.
 
Recommended ActionReseat and reset the linecard or the module. If the error 
message persists after the module is reset, copy the message exactly as it 
appears on the console or in the system log. Research and attempt to resolve 
the issue using the tools and utilities provided at http://www.cisco.com/tac. 
With some messages, these tools and utilities will supply clarifying 
information. Search for resolved software issues using the Bug Toolkit at 
http://www.cisco.com/pcgi-bin/Support/Bugtool/launch_bugtool.pl. If you still 
require assistance, open a case with the Technical Assistance Center via the 
Internet at http://tools.cisco.com/ServiceRequestTool/create, or contact your 
Cisco technical support representative and provide the representative with the 
information you have gathered. Attach the following information to your case in 
nonzipped, plain-text (.txt) format: the output of the show logging and show 
tech-support commands and your pertinent troubleshooting logs.


I guess it is not related to the traffic on the port ...
Try reseating the module and checking the connector blocks/pins.
As you have changed the cards you could try changing the slot on the chassis.


Regards

Brian

 
 Brian
 
 
  Rgds
  Harry
 
  Harry Hambi BEng(Hons)  MIET  Rsgb
 
 
  http://www.bbc.co.uk/
  This e-mail (and any attachments) is confidential and may contain
  personal views which are not the views of the BBC unless specifically
 stated.
  If you have received it in error, please delete it from your system.
  Do not use, copy or disclose the information in any way nor act in
  reliance on it and notify the sender immediately.
  Please note that the BBC monitors e-mails sent or received.
  Further communication will signify your consent to this.
 
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Re: [c-nsp] Sup720 SVI ACL deny punted? (no logging)

2012-08-29 Thread Brian Turnbow
A couple of ideas

1 to generate an ip unreachable ? try disabling them on the SVI
2 I remember something about acl and netflow (punts to create flows) but it was 
sup-2. I'm not sure if it still applies to sup-720

Brian 


 -Original Message-
 From: cisco-nsp-boun...@puck.nether.net [mailto:cisco-nsp-
 boun...@puck.nether.net] On Behalf Of Peter Rathlev
 Sent: mercoledì 29 agosto 2012 11:18
 To: cisco-nsp
 Subject: [c-nsp] Sup720 SVI ACL deny punted? (no logging)
 
 Good morning all,
 
 I'm stumped researching a slightly overloaded Supervisor 720 on one of our
 aggregation devices. I've discovered that an access-list applied to a SVI
 means denied packets are punted to the CPU. There's no log statement. The
 packets have no IP options, TTL=64, DSCP=0x28 and frame length 60 bytes.
 
 When I create an ERSPAN session capturing source cpu rp tx I see all the
 packets that are denied. As soon as I remove the ACL from the SVI I don't
 see the packets. (They destination host does not exist but the network in
 question is not connected to this device.)
 
 Shouldn't the Sup720 always be able to deny things in hardware? Does
 anybody know how to see exactly why the packets are punted?
 
 Example packet captured via ERSPAN:
 
  10:59:30.790477 00:1e:ca:ed:45:7f  00:00:0c:07:ac:02, ethertype IPv4
 (0x0800), length 60:
 (tos 0xa0, ttl  64, id 8722, offset 0, flags [none], proto: UDP (17),
 length: 41)
 192.0.2.205.5001  203.0.113.40.5000: UDP, length 13
 
 Configuration and output from show commands follows, addresses replaced:
 
 
 ip access-list extended petrat-telefoni-temp
  deny   ip any host 198.51.100.10
  deny   ip any host 203.0.113.40
  permit ip any any
 !
 interface Vlan41
  description SKS IP-telefoner
  ip vrf forwarding TDC02401
  ip address 192.0.2.2 255.255.255.0
  ip access-group petrat-telefoni-temp in  ip helper-address 172.
  ip helper-address 10.85.45.30
  no ip redirects
  no ip proxy-arp
  ip flow ingress
  ntp disable
  standby 2 ip 192.0.2.1
  standby 2 timers 1 3
  standby 2 priority 140
  standby 2 preempt delay minimum 20 reload 300  standby 2 authentication
 md5 key-string 7 hidden  standby 2 track 1 decrement 50  standby 2 track
 5 decrement 50  hold-queue 256 in !
 
 
 Switch#sh tcam interface vlan41 acl in ip detail
 * Global Defaults not shared
 
 ---
 
 DPort - Destination Port   SPort - Source PortTCP-F - U -URG
 Pro   - Protocol
 I - Inverted LOU   TOS   - TOS Value- A -ACK
 rtr   - Router
 MRFM  - M -MPLS Packet TN- T -Tcp Control   - P -PSH
 COD   - C -Bank Care Flag
   - R -Recirc. Flag  - N -Non-cachable  - R -RST
 - I -OrdIndep. Flag
   - F -Fragment Flag   CAP   - Capture Flag - S -SYN
 - D -Dynamic Flag
   - M -More Fragments  F-P   - FlowMask-Prior.  - F -FIN
 T - V(Value)/M(Mask)/R(Result)
 X - XTAG   (*)   - Bank Priority
 ---
 
 
 
 
 
 Interface: 41   label: 6   lookup_type: 0
 protocol: IP   packet-type: 0
 
 +-+-+---+---+---+---+--
 -+---++-+---+--+---+---+
 |T|Index|  Dest Ip Addr | Source Ip Addr| DPort | SPort |
 TCP-F |Pro|MRFM|X|TOS|TN|COD|F-P|
 +-+-+---+---+---+---+--
 -+---++-+---+--+---+---+
 
 Entries from Bank 0
 
  V 18396 0.0.0.0 0.0.0.0   P=0 P=0-
 -   0  0   0 -- --- 0-0
  M 18404 0.0.0.0 0.0.0.0 0   0-
 -   0  0   0
  R rslt: L3_DENY_RESULTrtr_rslt: L3_DENY_RESULT
 hit_cnt=0
 
 
 Entries from Bank 1
 
  V 36141   198.51.100.10 0.0.0.0   P=0 P=0-
 -   0  0   0 -- C-- 1-0
  M 36143 255.255.255.255 0.0.0.0 0   0-
 -   0  0   0
  R rslt: L3_DENY_RESULT (*)rtr_rslt: L3_DENY_RESULT (*)
 hit_cnt=0
 
  V 36142203.0.113.40 0.0.0.0   P=0 P=0-
 -   0  0   0 -- C-- 1-0  -
  M 36143 255.255.255.255 0.0.0.0 0   0-
 -   0  0   0 -
  R rslt: L3_DENY_RESULT (*)rtr_rslt: L3_DENY_RESULT (*)
 hit_cnt=4073  -
 
  V 36304 0.0.0.0 0.0.0.0   P=0 P=0-
 -   0  0   0 -- C-- 1-0  -
  M 36305 0.0.0.0 0.0.0.0 0   0-
 -   0  0   0 -
  R rslt: PERMIT_RESULT (*) rtr_rslt: PERMIT_RESULT (*)
 hit_cnt=197546  -
 
  V 36828 0.0.0.0 0.0.0.0   P=0 P=0-
 -   0  0   0 -- --- 0-0
  M 36836 0.0.0.0 0.0.0.0

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