Re: [j-nsp] MX80 BGP performance after reboot

2013-02-13 Thread Sebastian Wiesinger
* Stacy W. Smith st...@acm.org [2013-02-12 01:18]:

 Do the KRT error messages go away if you unconfigure sampling? Any
 change in the KRT installation time with sampling turned off?

I'll test that. I assume I will need to completely disable the
sampling instance?

This is the only MX80 where we use inline-jflow at the moment so it
could very well be the problem. I also misread the output. I didn't
identify sampled as a daemon but as a message that the pfe is
sampling it's client (doh!).

I'm also going to open a bug for it because it would make sampling
almost unusable on the box.


Regards

Sebastian

-- 
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'Are you Death?' ... IT'S THE SCYTHE, ISN'T IT? PEOPLE ALWAYS NOTICE THE SCYTHE.
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Re: [j-nsp] MTU problems over VPLS

2013-02-13 Thread david.roy
Which release do you use ? Experienced some mpls mtu issue on trio platform. 
Known PR... 

Envoyé de mon iPad

Le 12 févr. 2013 à 22:17, Luca Salvatore l...@ninefold.com a écrit :

 I have a few sites connected via a VPLS core.  The core devices are all MX 10 
 routers connected via 10Gb fibre.
 I'm having problems doing file copies (SCP between two Centos VMs).
 
 The issue is that the file copy never gets anywhere, on the Centos CLI it 
 sits at 0% then says 'stalled'
 To fix this issue I have just set the MTU on the Centos machines to be 1400 - 
 when this is in place the copy works and I get nice speeds.
 
 I don't believe I should have to modify the MTU though, shouldn't path MTU 
 discovery take care of this?
 
 For example - I have done some TCPdumps, I can see the sender is sending 
 traffic with the DF bit set, however I don't see any 'ICMP fragmentation 
 needed' coming back from the MX saying the MTU is too big, I assume this 
 should be the case.
 
 I haven't modified any of the MTU's on the MX, everything is just the default.
 
 I also have normal layer 3 running over the fibre between the routers and 
 when I use that I don't see any issues, so it must be something to do with 
 VPLS.
 
 Any thoughts would be greatly appreciated.
 
 Thanks
 Luca.
 
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Re: [j-nsp] MTU problems over VPLS

2013-02-13 Thread Luca Salvatore
11.2R5.4 on all MX involved - this was the recommended release up to a few days 
ago.
Any ideas on the PR number?

Luca


-Original Message-
From: david@orange.com [mailto:david@orange.com] 
Sent: Wednesday, 13 February 2013 8:24 AM
To: Luca Salvatore
Cc: juniper-nsp@puck.nether.net
Subject: Re: [j-nsp] MTU problems over VPLS

Which release do you use ? Experienced some mpls mtu issue on trio platform. 
Known PR... 

Envoyé de mon iPad

Le 12 févr. 2013 à 22:17, Luca Salvatore l...@ninefold.com a écrit :

 I have a few sites connected via a VPLS core.  The core devices are all MX 10 
 routers connected via 10Gb fibre.
 I'm having problems doing file copies (SCP between two Centos VMs).
 
 The issue is that the file copy never gets anywhere, on the Centos CLI it 
 sits at 0% then says 'stalled'
 To fix this issue I have just set the MTU on the Centos machines to be 1400 - 
 when this is in place the copy works and I get nice speeds.
 
 I don't believe I should have to modify the MTU though, shouldn't path MTU 
 discovery take care of this?
 
 For example - I have done some TCPdumps, I can see the sender is sending 
 traffic with the DF bit set, however I don't see any 'ICMP fragmentation 
 needed' coming back from the MX saying the MTU is too big, I assume this 
 should be the case.
 
 I haven't modified any of the MTU's on the MX, everything is just the default.
 
 I also have normal layer 3 running over the fibre between the routers and 
 when I use that I don't see any issues, so it must be something to do with 
 VPLS.
 
 Any thoughts would be greatly appreciated.
 
 Thanks
 Luca.
 
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Ce message et ses pieces jointes peuvent contenir des informations 
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ou copies sans autorisation. Si vous avez recu ce message par erreur, veuillez 
le signaler a l'expediteur et le detruire ainsi que les pieces jointes. Les 
messages electroniques etant susceptibles d'alteration, France Telecom - Orange 
decline toute responsabilite si ce message a ete altere, deforme ou falsifie. 
Merci.

This message and its attachments may contain confidential or privileged 
information that may be protected by law; they should not be distributed, used 
or copied without authorisation.
If you have received this email in error, please notify the sender and delete 
this message and its attachments.
As emails may be altered, France Telecom - Orange is not liable for messages 
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Thank you.


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Re: [j-nsp] MTU problems over VPLS

2013-02-13 Thread Eduardo Barrios
We use RSVP LSPs and set the Adspec attribute to autodiscover the LSP MTU hop 
by hop during the path setup. We also set the MTU on the PE-CE facing 
interface. Finally set the VPLS mtu in the routing-instance --- It has to match 
on all PEs that we run the VPLS instance, we do this to interop with Alcatel.

HTH,
Eduardo


-Original Message-
From: juniper-nsp-boun...@puck.nether.net 
[mailto:juniper-nsp-boun...@puck.nether.net] On Behalf Of Luca Salvatore
Sent: Tuesday, February 12, 2013 12:58 AM
To: juniper-nsp@puck.nether.net
Subject: [j-nsp] MTU problems over VPLS

I have a few sites connected via a VPLS core.  The core devices are all MX 10 
routers connected via 10Gb fibre.
I'm having problems doing file copies (SCP between two Centos VMs).

The issue is that the file copy never gets anywhere, on the Centos CLI it sits 
at 0% then says 'stalled'
To fix this issue I have just set the MTU on the Centos machines to be 1400 - 
when this is in place the copy works and I get nice speeds.

I don't believe I should have to modify the MTU though, shouldn't path MTU 
discovery take care of this?

For example - I have done some TCPdumps, I can see the sender is sending 
traffic with the DF bit set, however I don't see any 'ICMP fragmentation 
needed' coming back from the MX saying the MTU is too big, I assume this should 
be the case.

I haven't modified any of the MTU's on the MX, everything is just the default.

I also have normal layer 3 running over the fibre between the routers and when 
I use that I don't see any issues, so it must be something to do with VPLS.

Any thoughts would be greatly appreciated.

Thanks
Luca.

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Re: [j-nsp] MX80 BGP performance after reboot

2013-02-13 Thread Liam Hynes
The PR number is 836197. The PDF is also online for anyone to view it.

http://www.nanog.org/meetings/nanog57/presentations/Tuesday/tue.lightning2.steenbergen.juniper-slowfib.pdf

Liam Hynes

On Feb 11, 2013, at 6:59 PM, Jeff Wheeler wrote:

 On Mon, Feb 11, 2013 at 6:15 PM, Sebastian Wiesinger
 juniper-...@ml.karotte.org wrote:
 I noticed that a MX80 takes quite a long time after reboot to put all
 routes into the KRT. Is that normal for that box? It takes around 10
 minutes after BGP is established to get all the routes into the KRT
 
 Yes, the routes taking a long time to install is normal,
 unfortunately.  I feel like it has got worse since 10.4 but that might
 be my imagination.
 
 I am sorry I missed Richard Steenbergen's lightning talk at NANOG,
 which was something like if you want your routers to install routes,
 call Juniper and reference PR#whatever because they do not want to
 fix this bug.
 
 I am hopeful that the move away from a single Junos release strategy
 to some segregation among different products will allow Juniper to be
 more flexible in how they allocate development resources to different
 platforms.
 
 If I had to guess, I'd say the ddos-related log messages you are
 reading are related to excessive need to generate ttl_exceeded packets
 because of routing loops while BGP is announcing to neighboring
 routers but the routes are not actually installed in the FIB yet.
 Even if I am wrong about the specifics here, I am certain it is only a
 symptom of the problem which is unrelated to the ddos-protection
 feature.
 
 -- 
 Jeff S Wheeler j...@inconcepts.biz
 Sr Network Operator  /  Innovative Network Concepts
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Re: [j-nsp] MX80 BGP performance after reboot

2013-02-13 Thread Paul Stewart
Interesting...

MX80 running 11.4R6.5 - takes about 5-7 minutes to come online, load BGP
tables and fully converge as a reference point:

inet.0: 446697 destinations, 609039 routes (446678 active, 13 holddown, 17
hidden)
  Direct: 21 routes, 21 active
   Local: 20 routes, 20 active
OSPF:   2324 routes,   2306 active
 BGP: 606641 routes, 444309 active
  Static:  3 routes,  3 active
IGMP:  1 routes,  1 active
   Aggregate: 10 routes,  4 active
RSVP: 19 routes, 14 active

inet.3: 14 destinations, 14 routes (14 active, 0 holddown, 0 hidden)
RSVP: 14 routes, 14 active

mpls.0: 19 destinations, 19 routes (19 active, 0 holddown, 0 hidden)
MPLS:  3 routes,  3 active
RSVP:  8 routes,  8 active
   L2VPN:  4 routes,  4 active
VPLS:  4 routes,  4 active

inet6.0: 79743 destinations, 83769 routes (79741 active, 1 holddown, 5
hidden)
  Direct: 18 routes, 11 active
   Local: 16 routes, 16 active
   OSPF3: 82 routes, 82 active
 BGP:  83653 routes,  79632 active

bgp.l2vpn.0: 4 destinations, 4 routes (4 active, 0 holddown, 0 hidden)
 BGP:  4 routes,  4 active


I don't recall ever seeing any errors though as you describe... 

Paul



-Original Message-
From: juniper-nsp-boun...@puck.nether.net
[mailto:juniper-nsp-boun...@puck.nether.net] On Behalf Of Sebastian
Wiesinger
Sent: February-11-13 6:50 PM
To: juniper-nsp@puck.nether.net
Subject: Re: [j-nsp] MX80 BGP performance after reboot

* Paul Stewart p...@paulstewart.org [2013-02-12 00:36]:
 What version of JunOS?  Just one full table or many?

11.4R6-S1

Combined Full-Table from a few iBGP peers and around 70k routes from an IXP.
Approx. 700k Routes in RIB.

Regards


Sebastian

--
GPG Key: 0x93A0B9CE (F4F6 B1A3 866B 26E9 450A  9D82 58A2 D94A 93A0 B9CE)
'Are you Death?' ... IT'S THE SCYTHE, ISN'T IT? PEOPLE ALWAYS NOTICE THE
SCYTHE.
-- Terry Pratchett, The Fifth Elephant
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Re: [j-nsp] Are these temps high enough to cause any issues?

2013-02-13 Thread Brad Fleming
Here's from an MX-10 in a 68F ambient room with pretty good airflow through the 
chassis. This node also has a 2x10Gbps in the box generating some additional 
heat.

root@lab-MX# ...cs optics | match temperature | except high | except low
Module temperature:  29 degrees C / 85 degrees F
Module temperature:  27 degrees C / 81 degrees F


On Feb 11, 2013, at 5:31 PM, Morgan McLean wrx...@gmail.com wrote:

 Here is the output of a few commands (bolded).
 
 In the past two weeks, one SFP from each of our border MX80's have failed.
 They were juniper 1gig sx modules. I'm not sure if this is coincidence, or
 if its heat related. According to the thresholds, things seem to be OK, but
 I figured I should ask. For instance, the warn threshold for the modules
 are like 180deg F, not sure what it is for the chassis or individual chips.
 *
 *
 *someuser@somehost.somewhere* *show interfaces diagnostics optics |match
 temperature |except high|except low *
Module temperature:  50 degrees C / 122 degrees
 F
Module temperature:  50 degrees C / 122 degrees
 F
Module temperature:  48 degrees C / 119 degrees
 F
Module temperature:  47 degrees C / 117 degrees
 F
Module temperature:  49 degrees C / 120 degrees
 F
Module temperature:  51 degrees C / 124 degrees
 F
 
 *someuser@somehost.somewhere show chassis environment *
 Class Item   Status Measurement
 Temp  PEM 0  OK
  PEM 1  OK
  RE 0 IntakeOK 48 degrees C / 118 degrees F
  RE 0 Front Exhaust OK 51 degrees C / 123 degrees F
  RE 0 Rear Exhaust  OK 48 degrees C / 118 degrees F
  Routing Engine OK 55 degrees C / 131 degrees F
  Routing Engine CPU OK 66 degrees C / 150 degrees F
  TFEB 0 QX 0 TSen   OK 51 degrees C / 123 degrees F
  TFEB 0 QX 0 Chip   OK 61 degrees C / 141 degrees F
  TFEB 0 LU 0 TSen   OK 51 degrees C / 123 degrees F
  TFEB 0 LU 0 Chip   OK 66 degrees C / 150 degrees F
  TFEB 0 MQ 0 TSen   OK 51 degrees C / 123 degrees F
  TFEB 0 MQ 0 Chip   OK 58 degrees C / 136 degrees F
  TFEB 0 TBB PFE TSenOK 48 degrees C / 118 degrees F
  TFEB 0 TBB PFE ChipOK 59 degrees C / 138 degrees F
  TFEB 0 TFEB PCIE TSen  OK 53 degrees C / 127 degrees F
  TFEB 0 TFEB PCIE Chip  OK 69 degrees C / 156 degrees F
 Fans  Fan 1  OK Spinning at high speed
  Fan 2  OK Spinning at high speed
  Fan 3  OK Spinning at high speed
  Fan 4  OK Spinning at high speed
  Fan 5  OK Spinning at high speed
 
 -- 
 Thanks,
 Morgan
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[j-nsp] MLPPP CHAP Issues

2013-02-13 Thread Ben Dale
Hi Guys,
  
I've got a requirement to run LFI (Link Fragmention  Interleaving) on an ADSL 
Interface on an SRX - this requires the use of MLPPP even though there is only 
a single interface.
 
The customer has a Cisco 877 doing exactly this and it works fine.
 
With my configuration as it stands, if I switch to just using atm-ppp-vc-mux 
and move the address-negotiation back to the at-1/0/0 interface, the SRX 
connects just fine, which validates that the CHAP authentication details are 
correct.
 
When I switch over to atm-mlppp-llc however, CHAP starts failing with 
Config-NACK messages, which include the MRRU option (currently 1504).
 
bdale# show interfaces lsq-0/0/0 
unit 0 {
encapsulation multilink-ppp;
fragment-threshold 640;
minimum-links 1;
family inet {
negotiate-address;
}
}

[edit]
bdale# show interfaces at-1/0/0 
description ADSL Interface to ISP;
per-unit-scheduler;
encapsulation atm-pvc;
atm-options {
vpi 8;
}
dsl-options {
operating-mode itu-dmt;
}
unit 0 {
encapsulation atm-mlppp-llc;
bandwidth 512;
vci 8.35;
ppp-options {
chap {
default-chap-secret $9$4coDk5T39tOFn; ## SECRET-DATA
local-name test@isp;
}
}
no-keepalives;
family mlppp {
bundle lsq-0/0/0.0;
}   
}

Meanwhile, my traceoptions for PPP look like this over and over again (might be 
slightly out of order as I was testing with CHAP passive and active):
 
Feb 14 01:05:08 at-1/0/0.0: Received 38 byte PPP packet: 0xc0 0x21 0x01
Feb 14 01:05:08 at-1/0/0.0: In LCP, Config-Request, id 7, len 11
Feb 14 01:05:08   Magic Num: 2938319195
Feb 14 01:05:08 at-1/0/0.0: Out LCP, Config-Nak, id 7, len 4
Feb 14 01:05:08   MRRU: 1504
Feb 14 01:05:08 at-1/0/0.0: Sent 12 byte (4 data bytes) PPP packet: 0x21 0xc0 
0x07 0x03

 
So a couple of questions:
 
My understanding of Config-NAK is that any options that are included in the NAK 
message are ones either missing or incompatible with the sending device (so in 
this case, the SRX is not receiving, or not receiving the correct MRRU value) - 
is this a fair summary?
 
Does anyone have a working MLPPP configuration on ADSL that includes PAP or 
CHAP authentication? None of the limited Juniper documentation includes any 
authentication - I just want to sanity check what I have deployed.
 
Does anybody have MLPPP working in the lab on the their BRAS (MX/ERX) and could 
sling me some traceoptions/debug output?  I'd be keen to see what CHAP Options 
are passed/required normally to bring up a link and it MRRU is required under 
normal operation (this might be an SRX oddity).
 
If I was to guess what is wrong here, it looks like the SRX offers an MRRU 
value to negotiate during CHAP, and when the upstream BRAS doesn't return a 
value, it NAKs the CHAP config.
 
Any pointers appreciated.

Cheers,

Ben


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Re: [j-nsp] MX80 BGP performance after reboot

2013-02-13 Thread Brandon Ross

On Mon, 11 Feb 2013, Jeff Wheeler wrote:


I am sorry I missed Richard Steenbergen's lightning talk at NANOG,
which was something like if you want your routers to install routes,
call Juniper and reference PR#whatever because they do not want to
fix this bug.


It looks like I've beaten him to reply.  It's PR836197.

http://www.nanog.org/meetings/nanog57/presentations/Tuesday/tue.lightning2.steenbergen.juniper-slowfib.pdf

--
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+1-404-635-6667ICQ:  2269442
Schedule a meeting:  https://doodle.com/brossSkype:  brandonross
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Re: [j-nsp] MX80 BGP performance after reboot

2013-02-13 Thread Paul Stewart
I was there for that lightning talk (and very recently seen that feature
actually happening) but what's getting described here by the OP doesn't seem
to be the same maybe I'm misunderstanding.

Paul

-Original Message-
From: juniper-nsp-boun...@puck.nether.net
[mailto:juniper-nsp-boun...@puck.nether.net] On Behalf Of Jeff Wheeler
Sent: February-11-13 6:59 PM
To: Juniper NSP
Subject: Re: [j-nsp] MX80 BGP performance after reboot

On Mon, Feb 11, 2013 at 6:15 PM, Sebastian Wiesinger
juniper-...@ml.karotte.org wrote:
 I noticed that a MX80 takes quite a long time after reboot to put all 
 routes into the KRT. Is that normal for that box? It takes around 10 
 minutes after BGP is established to get all the routes into the KRT

Yes, the routes taking a long time to install is normal,
unfortunately.  I feel like it has got worse since 10.4 but that might be my
imagination.

I am sorry I missed Richard Steenbergen's lightning talk at NANOG, which was
something like if you want your routers to install routes, call Juniper and
reference PR#whatever because they do not want to fix this bug.

I am hopeful that the move away from a single Junos release strategy to some
segregation among different products will allow Juniper to be more flexible
in how they allocate development resources to different platforms.

If I had to guess, I'd say the ddos-related log messages you are reading are
related to excessive need to generate ttl_exceeded packets because of
routing loops while BGP is announcing to neighboring routers but the routes
are not actually installed in the FIB yet.
Even if I am wrong about the specifics here, I am certain it is only a
symptom of the problem which is unrelated to the ddos-protection feature.

--
Jeff S Wheeler j...@inconcepts.biz
Sr Network Operator  /  Innovative Network Concepts
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Re: [j-nsp] CWDM optics support on EX4500

2013-02-13 Thread Chris Wopat
On Wed, Feb 13, 2013 at 7:26 AM, JP Velders j...@veldersjes.net wrote:


  Date: Mon, 11 Feb 2013 16:19:16 -0600
  From: Chris Wopat m...@falz.net
  Subject: [j-nsp] CWDM optics support on EX4500

  I tried some 3rd party Cisco coded optics and oddly they're detected as
 SFP+.

 Dumb question: did you set the port to 1g speed ?


Yep.

I got a few replies off-list about this and others have had no issues. It
definitely appears to be due to these being Cisco and not Juniper coded.

--Chris
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Re: [j-nsp] Is Juniper moving features to AFL on EX Series in 12.3?

2013-02-13 Thread Andrew Jones
Sort of unrelated, but a quick question in regards to AFL's. I'm looking to
run BGP on a EX4500/4200 mixed mode VC (2 x 4500's, 2 x 4200's for 4
switches total) with the EX4500's as the RE and backup RE (preprovisioned).
Do I only need to purchase the AFL's for the EX4500's or all members of the
VC? Any other caveats I should be aware of?

On Fri, Feb 8, 2013 at 2:46 PM, Skeeve Stevens 
skeeve+juniper...@eintellegonetworks.com wrote:

 Ahh sorry, didn't see it.

 Excellent to know.   Someone was trying to scare us ;-)

 ...Skeeve

 *Skeeve Stevens - *eintellego Networks Pty Ltd
 ske...@eintellegonetworks.com ; www.eintellegonetworks.com

 Phone: 1300 239 038; Cell +61 (0)414 753 383 ; skype://skeeve

 facebook.com/eintellegonetworks ;  http://twitter.com/networkceoau
 linkedin.com/in/skeeve

 twitter.com/networkceoau ; blog: www.network-ceo.net


 We are the bridge between business and technology
 Juniper - Cisco - Cloud


 On Fri, Feb 8, 2013 at 1:21 PM, Caillin Bathern caill...@commtelns.com
 wrote:

  Hi Skeeve,
 
  This has already been discussed in the Junos 12.3 Release Date thread
  and a Juniper employee has stated that this is a documentation error
  that will fixed.
 
  Cheers,
  Caillin
 
  -Original Message-
  From: juniper-nsp-boun...@puck.nether.net
  [mailto:juniper-nsp-boun...@puck.nether.net] On Behalf Of Skeeve Stevens
  Sent: Friday, 8 February 2013 1:05 PM
  To: juniper-nsp@puck.nether.net
  Subject: [j-nsp] Is Juniper moving features to AFL on EX Series in 12.3?
 
  All,
 
  Something has just been pointed out to me, and I'd like to get the
  communities take on it.
 
  It seems that Juniper has moved features to the Advanced Features
  License in 12.3.
 
  *This is the link for the EX License Overview on 12.2*
  http://www.juniper.net/techpubs/en_US/junos12.2/topics/concept/ex-series
  -software-licenses-overview.html#jd0e146
 
  Features Requiring a License on EX3200, EX4200, EX4500, EX4550, EX6200,
  and
  EX8200 Switches
 
  To use the following features on Juniper Networks EX3200, EX4200,
  EX4500, EX4550, EX6200, and EX8200 Ethernet Switches, you must install
  an advanced feature license (AFL):
 
 - Border Gateway Protocol (BGP) and multiprotocol BGP (MBGP)
 - Intermediate System-to-Intermediate System (IS-IS)
 - IPv6 protocols: OSPFv3, RIPng, IS-IS for IPv6, IPv6 BGP
 - MPLS with RSVP-based label-switched paths (LSPs) and MPLS-based
 circuit cross-connects (CCCs)
 
  ---
 
  *This is the link for the EX License Overview on 12.3*
  http://www.juniper.net/techpubs/en_US/junos12.3/topics/concept/ex-series
  -software-licenses-overview.html#jd0e146
 
  Features Requiring a License on EX3200, EX4200, EX4500, EX4550, EX6200,
  and
  EX8200 Switches
 
  To use the following features on Juniper Networks EX3200, EX4200,
  EX4500, EX4550, EX6200, and EX8200 Ethernet Switches, you must install
  an advanced feature license (AFL):
 
 - Border Gateway Protocol (BGP) and multiprotocol BGP (MBGP)
 - Generic Routing Encapsulation (GRE)
 - Intermediate System-to-Intermediate System (IS-IS)
 - Multicast Listener Discovery version 1 and 2 (MLDv1 and MLDv2)
 - MPLS with RSVP-based label-switched paths (LSPs) and MPLS-based
 circuit cross-connects (CCCs)
 - Multicast Source Discovery Protocol (MSDP)
 - RIPng (RIP next generation)
 - OSPFv1/v2 (with four active interfaces)
 - OSPFv3
 - S-VLAN
 - Unicast reverse-path forwarding (RPF)
 - Virtual routing and forwarding (VRF)
 - Virtual Router Redundancy Protocol (VRRP)
 
 
  Doesn't this increase the cost of these switches by a ton of money if
  you want features you used to get for free?
 
  I would have thought that IPv6 would have been something that would have
  started to be in the base license since everyone is starting to need it
  as standard.  This sounds a little opportunistic in my opinion.
 
  This looks like these layer 3 switches are becoming more and more like
  Layer 2 dumb switches the higher the Junos version goes.
 
  Maybe 13.x will have IPv4 in AFL?
 
  ...Skeeve
 
  *Skeeve Stevens - *eintellego Networks Pty Ltd
  ske...@eintellegonetworks.com ; www.eintellegonetworks.com
 
  Phone: 1300 239 038; Cell +61 (0)414 753 383 ; skype://skeeve
 
  facebook.com/eintellegonetworks ;  http://twitter.com/networkceoau
  linkedin.com/in/skeeve
 
  twitter.com/networkceoau ; blog: www.network-ceo.net
 
 
  We are the bridge between business and technology Juniper - Cisco -
  Cloud ___
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Re: [j-nsp] MTU problems over VPLS

2013-02-13 Thread Robert Hass
On Tuesday, February 12, 2013, Luca Salvatore wrote:

 I have a few sites connected via a VPLS core.  The core devices are all MX
 10 routers connected via 10Gb fibre.
 I'm having problems doing file copies (SCP between two Centos VMs).


hi
can you put configuration ? you cam tune up mtu for vpls

rob
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[j-nsp] QFX3600 port buffers

2013-02-13 Thread Piotr

Hi,

I looking some info about buffers size in this model ? Are they 
configureable ?


thanks for info
regards
Piotr
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Re: [j-nsp] MTU problems over VPLS

2013-02-13 Thread Chris Kawchuk
How does one send back an ICMP please-fragment-this Message when you're 
emulating a blue wire?

No router in the middle to send back to the customer. it's an L2 service. 
You're transparent to them IP-wise. No IP interface anywhere inside their 
bridge to source a packet from.

- Ck.


On 2013-02-12, at 5:57 PM, Luca Salvatore l...@ninefold.com wrote:

 I have a few sites connected via a VPLS core.  The core devices are all MX 10 
 routers connected via 10Gb fibre.
 I'm having problems doing file copies (SCP between two Centos VMs).
 
 The issue is that the file copy never gets anywhere, on the Centos CLI it 
 sits at 0% then says 'stalled'
 To fix this issue I have just set the MTU on the Centos machines to be 1400 - 
 when this is in place the copy works and I get nice speeds.
 
 I don't believe I should have to modify the MTU though, shouldn't path MTU 
 discovery take care of this?
 
 For example - I have done some TCPdumps, I can see the sender is sending 
 traffic with the DF bit set, however I don't see any 'ICMP fragmentation 
 needed' coming back from the MX saying the MTU is too big, I assume this 
 should be the case.
 
 I haven't modified any of the MTU's on the MX, everything is just the default.
 
 I also have normal layer 3 running over the fibre between the routers and 
 when I use that I don't see any issues, so it must be something to do with 
 VPLS.
 
 Any thoughts would be greatly appreciated.
 
 Thanks
 Luca.
 
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Re: [j-nsp] CWDM optics support on EX4500

2013-02-13 Thread JP Velders

 Date: Mon, 11 Feb 2013 16:19:16 -0600
 From: Chris Wopat m...@falz.net
 Subject: [j-nsp] CWDM optics support on EX4500

 I tried some 3rd party Cisco coded optics and oddly they're detected as SFP+.

Dumb question: did you set the port to 1g speed ?

Kind regards,
JP Velders
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Re: [j-nsp] MTU problems over VPLS

2013-02-13 Thread david.roy
We hit this PR but should be fixed in your release. Double check with JTAC if 
there is no regression or corner case?

David

Problem Report
Number  PR568550
Title   With default settings,4 bytes lesser ip payload can be sent when MX-80 
is acting as P router compared to M7i
Release Note

MPLS MTU was reserving 3 labels length apart from the MPLS labels that come in 
the packet. So due to this the packets were getting dropped in P router when 
ping packet size was 1456B for physical MTU of 1514B(excludes CRC).



SeverityMajor
Status  Closed
Last Modified   2012-09-11 23:47:31 PDT
Resolved In 10.4R5 11.1R3 11.2R1 11.3R1
Operating SystemJunos
Product MX-series
Functional Area software
Feature Group   Platform and Infrastructure
Workaround

Set higher MTU i.e.(X+12Bytes) in order to allow X bytes.



Triggers* Trio platform * sending packet more than 1455B

Envoyé de mon iPad

Le 12 févr. 2013 à 22:25, Luca Salvatore 
l...@ninefold.commailto:l...@ninefold.com a écrit :

11.2R5.4 on all MX involved - this was the recommended release up to a few days 
ago.
Any ideas on the PR number?

Luca


-Original Message-
From: david@orange.commailto:david@orange.com 
[mailto:david@orange.com]
Sent: Wednesday, 13 February 2013 8:24 AM
To: Luca Salvatore
Cc: juniper-nsp@puck.nether.netmailto:juniper-nsp@puck.nether.net
Subject: Re: [j-nsp] MTU problems over VPLS

Which release do you use ? Experienced some mpls mtu issue on trio platform. 
Known PR...

Envoyé de mon iPad

Le 12 févr. 2013 à 22:17, Luca Salvatore 
l...@ninefold.commailto:l...@ninefold.com a écrit :

I have a few sites connected via a VPLS core.  The core devices are all MX 10 
routers connected via 10Gb fibre.
I'm having problems doing file copies (SCP between two Centos VMs).

The issue is that the file copy never gets anywhere, on the Centos CLI it sits 
at 0% then says 'stalled'
To fix this issue I have just set the MTU on the Centos machines to be 1400 - 
when this is in place the copy works and I get nice speeds.

I don't believe I should have to modify the MTU though, shouldn't path MTU 
discovery take care of this?

For example - I have done some TCPdumps, I can see the sender is sending 
traffic with the DF bit set, however I don't see any 'ICMP fragmentation 
needed' coming back from the MX saying the MTU is too big, I assume this should 
be the case.

I haven't modified any of the MTU's on the MX, everything is just the default.

I also have normal layer 3 running over the fibre between the routers and when 
I use that I don't see any issues, so it must be something to do with VPLS.

Any thoughts would be greatly appreciated.

Thanks
Luca.

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decline toute responsabilite si ce message a ete altere, deforme ou falsifie. 
Merci.

This message and its attachments may contain confidential or privileged 
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Ce message et ses pieces jointes peuvent contenir des informations 
confidentielles ou privilegiees et ne doivent donc
pas etre diffuses, exploites ou copies sans autorisation. Si vous avez recu ce 
message par erreur, veuillez le signaler
a l'expediteur et le detruire ainsi que les pieces jointes. Les messages 
electroniques etant susceptibles d'alteration,
France Telecom - Orange decline toute responsabilite si ce message a ete 
altere, deforme ou falsifie. Merci.

This message and its attachments may contain confidential or privileged 
information that may be protected by law;
they should not be distributed, used or copied without authorisation.
If you have received this email in error, please notify the sender and delete 
this message and its attachments.
As emails may be altered, France Telecom - Orange is not liable for messages 
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Re: [j-nsp] Is Juniper moving features to AFL on EX Series in 12.3?

2013-02-13 Thread Per Granath
Nice domain.

http://www.juniper.net/techpubs/en_US/junos/topics/concept/ex-series-software-licenses-overview.html

For a Virtual Chassis deployment, two license keys are recommended for 
redundancy-one for the device in the master role and the other for the device 
in the backup role

You do not need additional license keys for Virtual Chassis member switches 
that are in the linecard role


-Original Message-
From: juniper-nsp-boun...@puck.nether.net 
[mailto:juniper-nsp-boun...@puck.nether.net] On Behalf Of Andrew Jones
Sent: Tuesday, February 12, 2013 5:26 AM
To: juniper-nsp@puck.nether.net
Subject: Re: [j-nsp] Is Juniper moving features to AFL on EX Series in 12.3?

Sort of unrelated, but a quick question in regards to AFL's. I'm looking to run 
BGP on a EX4500/4200 mixed mode VC (2 x 4500's, 2 x 4200's for 4 switches 
total) with the EX4500's as the RE and backup RE (preprovisioned).
Do I only need to purchase the AFL's for the EX4500's or all members of the VC? 
Any other caveats I should be aware of?


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[j-nsp] FPC sending flows with wrong time?

2013-02-13 Thread Morgan McLean
My security guys informed me they are getting flows with weird times from
our SRX3600 that I'm having export flows to one of their security boxes.

Time seems to be correct on the routing engine, we use NTP etc and I can't
remember if its possible to log into an FPC directly. The FPC that the
flows are coming from is of course the SPC.

Any good places to start? Off, like september of 2012 for a flow from
yesterday.

-- 
Thanks,
Morgan
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Re: [j-nsp] Junos 12.3 Release Date

2013-02-13 Thread Dale Shaw
On Thu, Feb 7, 2013 at 12:03 PM, Rajesh Narang nar...@juniper.net wrote:

 It is a documentation error that is being corrected and link will be updated 
 soon.

Updated:
http://www.juniper.net/techpubs/en_US/junos12.3/topics/concept/ex-series-software-licenses-overview.html

Cheers,
Dale
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Re: [j-nsp] MTU problems over VPLS

2013-02-13 Thread Benny Amorsen
Luca Salvatore l...@ninefold.com writes:

 I have a few sites connected via a VPLS core. The core devices are all
 MX 10 routers connected via 10Gb fibre. I'm having problems doing file
 copies (SCP between two Centos VMs).

 The issue is that the file copy never gets anywhere, on the Centos CLI
 it sits at 0% then says 'stalled' To fix this issue I have just set
 the MTU on the Centos machines to be 1400 - when this is in place the
 copy works and I get nice speeds.

 I don't believe I should have to modify the MTU though, shouldn't path
 MTU discovery take care of this?

VPLS presents a layer 2 link. There is no way for a L2 link to send ICMP
messages.

Fix your VPLS core to present a 1500 byte (or preferably much higher)
MTU or tell the servers what the actual MTU is.


/Benny

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Re: [j-nsp] MTU problems over VPLS

2013-02-13 Thread Luca Salvatore
Thanks for the info.
I have managed to fix it by tweaking the MTU on my 10Gb interfaces between P 
routers.

I set the interface MTU to be 1548
Then set the family mpls MTU to be 1522

This seems to have helped.

Luca

From: david@orange.com [mailto:david@orange.com]
Sent: Wednesday, 13 February 2013 8:33 AM
To: Luca Salvatore
Cc: juniper-nsp@puck.nether.net
Subject: Re: [j-nsp] MTU problems over VPLS

We hit this PR but should be fixed in your release. Double check with JTAC if 
there is no regression or corner case?

David

Problem Report

Number

PR568550

Title

With default settings,4 bytes lesser ip payload can be sent when MX-80 is 
acting as P router compared to M7i

Release Note


MPLS MTU was reserving 3 labels length apart from the MPLS labels that come in 
the packet. So due to this the packets were getting dropped in P router when 
ping packet size was 1456B for physical MTU of 1514B(excludes CRC).


Severity

Major

Status

Closed

Last Modified

2012-09-11 23:47:31 PDT

Resolved In

10.4R5 11.1R3 11.2R1 11.3R1

Operating System

Junos

Product

MX-series

Functional Area

software

Feature Group

Platform and Infrastructure

Workaround


Set higher MTU i.e.(X+12Bytes) in order to allow X bytes.


Triggers

* Trio platform * sending packet more than 1455B


Envoyé de mon iPad

Le 12 févr. 2013 à 22:25, Luca Salvatore 
l...@ninefold.commailto:l...@ninefold.com a écrit :
11.2R5.4 on all MX involved - this was the recommended release up to a few days 
ago.
Any ideas on the PR number?

Luca


-Original Message-
From: david@orange.commailto:david@orange.com 
[mailto:david@orange.com]
Sent: Wednesday, 13 February 2013 8:24 AM
To: Luca Salvatore
Cc: juniper-nsp@puck.nether.netmailto:juniper-nsp@puck.nether.net
Subject: Re: [j-nsp] MTU problems over VPLS

Which release do you use ? Experienced some mpls mtu issue on trio platform. 
Known PR...

Envoyé de mon iPad

Le 12 févr. 2013 à 22:17, Luca Salvatore 
l...@ninefold.commailto:l...@ninefold.com a écrit :


I have a few sites connected via a VPLS core.  The core devices are all MX 10 
routers connected via 10Gb fibre.
I'm having problems doing file copies (SCP between two Centos VMs).

The issue is that the file copy never gets anywhere, on the Centos CLI it sits 
at 0% then says 'stalled'
To fix this issue I have just set the MTU on the Centos machines to be 1400 - 
when this is in place the copy works and I get nice speeds.

I don't believe I should have to modify the MTU though, shouldn't path MTU 
discovery take care of this?

For example - I have done some TCPdumps, I can see the sender is sending 
traffic with the DF bit set, however I don't see any 'ICMP fragmentation 
needed' coming back from the MX saying the MTU is too big, I assume this should 
be the case.

I haven't modified any of the MTU's on the MX, everything is just the default.

I also have normal layer 3 running over the fibre between the routers and when 
I use that I don't see any issues, so it must be something to do with VPLS.

Any thoughts would be greatly appreciated.

Thanks
Luca.

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Ce message et ses pieces jointes peuvent contenir des informations 
confidentielles ou privilegiees et ne doivent donc pas etre diffuses, exploites 
ou copies sans autorisation. Si vous avez recu ce message par erreur, veuillez 
le signaler a l'expediteur et le detruire ainsi que les pieces jointes. Les 
messages electroniques etant susceptibles d'alteration, France Telecom - Orange 
decline toute responsabilite si ce message a ete altere, deforme ou falsifie. 
Merci.

This message and its attachments may contain confidential or privileged 
information that may be protected by law; they should not be distributed, used 
or copied without authorisation.
If you have received this email in error, please notify the sender and delete 
this message and its attachments.
As emails may be altered, France Telecom - Orange is not liable for messages 
that have been modified, changed or falsified.
Thank you.

_



Ce message et ses pieces jointes peuvent contenir des informations 
confidentielles ou privilegiees et ne doivent donc

pas etre diffuses, exploites ou copies sans autorisation. Si vous avez recu ce 
message par erreur, veuillez le signaler

a l'expediteur et le detruire ainsi que les pieces jointes. Les messages 
electroniques etant susceptibles d'alteration,

France Telecom - Orange decline toute responsabilite si ce message a ete 
altere, deforme ou falsifie. Merci.



This message and its attachments may contain confidential or privileged 

Re: [j-nsp] MTU problems over VPLS

2013-02-13 Thread Huan Pham
Hi Luca,

I believe this is expected behaviour.
Your VPLS infrastructure only supports max MTU of 14xx (1500- MPLS/VPLS/TE etc 
overhead).

If your Layer 3 CPE device connected to the VPLS cloud sets default MTU of 1500 
then it will try to send those 1500 byte packets, without knowing that they 
will get dropped by the first node in the VPLS cloud. Since this first VPLS 
device is not one of your layer 3 devices along your IP path, it can not send 
back an ICMP Fragmentation Needed message back to the source. It does not 
even care to do it either. Therefore MTU path discovery protocol breaks!!!

You can get MTU path discovery works by setting MTU on interfaces on any layer 
3 CPEs facing VPLS to the actual MTU that the transport link between them can 
support ( in your case 1500- overheads for the interfaces facing VPLS cloud).

Alternatively, increase the MTU on physical interfaces in your VPLS 
infrastructure to catter for overheads you introduce.

Hope it helps. 

To Others, pls correct if my understanding is wrong.

Cheers,

Huan

On 13/02/2013, at 8:24 AM, david@orange.com wrote:

 Which release do you use ? Experienced some mpls mtu issue on trio platform. 
 Known PR... 
 
 Envoyé de mon iPad
 
 Le 12 févr. 2013 à 22:17, Luca Salvatore l...@ninefold.com a écrit :
 
 I have a few sites connected via a VPLS core.  The core devices are all MX 
 10 routers connected via 10Gb fibre.
 I'm having problems doing file copies (SCP between two Centos VMs).
 
 The issue is that the file copy never gets anywhere, on the Centos CLI it 
 sits at 0% then says 'stalled'
 To fix this issue I have just set the MTU on the Centos machines to be 1400 
 - when this is in place the copy works and I get nice speeds.
 
 I don't believe I should have to modify the MTU though, shouldn't path MTU 
 discovery take care of this?
 
 For example - I have done some TCPdumps, I can see the sender is sending 
 traffic with the DF bit set, however I don't see any 'ICMP fragmentation 
 needed' coming back from the MX saying the MTU is too big, I assume this 
 should be the case.
 
 I haven't modified any of the MTU's on the MX, everything is just the 
 default.
 
 I also have normal layer 3 running over the fibre between the routers and 
 when I use that I don't see any issues, so it must be something to do with 
 VPLS.
 
 Any thoughts would be greatly appreciated.
 
 Thanks
 Luca.
 
 ___
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 https://puck.nether.net/mailman/listinfo/juniper-nsp
 
 _
 
 Ce message et ses pieces jointes peuvent contenir des informations 
 confidentielles ou privilegiees et ne doivent donc
 pas etre diffuses, exploites ou copies sans autorisation. Si vous avez recu 
 ce message par erreur, veuillez le signaler
 a l'expediteur et le detruire ainsi que les pieces jointes. Les messages 
 electroniques etant susceptibles d'alteration,
 France Telecom - Orange decline toute responsabilite si ce message a ete 
 altere, deforme ou falsifie. Merci.
 
 This message and its attachments may contain confidential or privileged 
 information that may be protected by law;
 they should not be distributed, used or copied without authorisation.
 If you have received this email in error, please notify the sender and delete 
 this message and its attachments.
 As emails may be altered, France Telecom - Orange is not liable for messages 
 that have been modified, changed or falsified.
 Thank you.
 
 
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Re: [j-nsp] QFX3600 port buffers

2013-02-13 Thread Jeff Wheeler
On Tue, Feb 12, 2013 at 2:39 PM, Piotr piotr.1...@interia.pl wrote:
 I looking some info about buffers size in this model ? Are they
 configureable ?

It is the same chip as the QFX3500 and has similar  10MB buffer for
the whole chip, which is similar to other products in this segment.
It is configurable.

-- 
Jeff S Wheeler j...@inconcepts.biz
Sr Network Operator  /  Innovative Network Concepts
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Re: [j-nsp] CWDM optics support on EX4500

2013-02-13 Thread Tore Anderson
* Chris Wopat

 I got a few replies off-list about this and others have had no issues. It
 definitely appears to be due to these being Cisco and not Juniper coded.

Yep, I've sometimes had weird issues with that were due to coding. For
example, a while back I got some Juniper-coded DAC cables for use
between a EX4500 and Cisco Nexus 5K. No problems in the Cisco end, but
they showed up as GE interface in on the EX. The fix was to get them
reprogrammed as Cisco cables, ironically enough.

-- 
Tore Anderson
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Re: [j-nsp] MX80 BGP performance after reboot

2013-02-13 Thread Caillin Bathern
Couldn't RPD just reduce the TCP window size for BGP sessions to reduce
the rate at which it can receive routes from neighbouring routers?
This would mean that your FIB would always be synched to your RIB and
other routers would not blackhole by sending traffic to the router in
question (who's FIB is lagging behind its RIB), no?

-Original Message-
From: juniper-nsp-boun...@puck.nether.net
[mailto:juniper-nsp-boun...@puck.nether.net] On Behalf Of Paul Stewart
Sent: Tuesday, 12 February 2013 12:43 PM
To: 'Juniper NSP'
Subject: Re: [j-nsp] MX80 BGP performance after reboot

I was there for that lightning talk (and very recently seen that
feature
actually happening) but what's getting described here by the OP doesn't
seem to be the same maybe I'm misunderstanding.

Paul

-Original Message-
From: juniper-nsp-boun...@puck.nether.net
[mailto:juniper-nsp-boun...@puck.nether.net] On Behalf Of Jeff Wheeler
Sent: February-11-13 6:59 PM
To: Juniper NSP
Subject: Re: [j-nsp] MX80 BGP performance after reboot

On Mon, Feb 11, 2013 at 6:15 PM, Sebastian Wiesinger
juniper-...@ml.karotte.org wrote:
 I noticed that a MX80 takes quite a long time after reboot to put all 
 routes into the KRT. Is that normal for that box? It takes around 10 
 minutes after BGP is established to get all the routes into the KRT

Yes, the routes taking a long time to install is normal,
unfortunately.  I feel like it has got worse since 10.4 but that might
be my imagination.

I am sorry I missed Richard Steenbergen's lightning talk at NANOG, which
was something like if you want your routers to install routes, call
Juniper and reference PR#whatever because they do not want to fix this
bug.

I am hopeful that the move away from a single Junos release strategy to
some segregation among different products will allow Juniper to be more
flexible in how they allocate development resources to different
platforms.

If I had to guess, I'd say the ddos-related log messages you are reading
are related to excessive need to generate ttl_exceeded packets because
of routing loops while BGP is announcing to neighboring routers but the
routes are not actually installed in the FIB yet.
Even if I am wrong about the specifics here, I am certain it is only a
symptom of the problem which is unrelated to the ddos-protection
feature.

--
Jeff S Wheeler j...@inconcepts.biz
Sr Network Operator  /  Innovative Network Concepts
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Re: [j-nsp] MX80 BGP performance after reboot

2013-02-13 Thread joel jaeggli

On 2/13/13 10:42 PM, Caillin Bathern wrote:

Couldn't RPD just reduce the TCP window size for BGP sessions to reduce
the rate at which it can receive routes from neighbouring routers?
This would mean that your FIB would always be synched to your RIB and
other routers would not blackhole by sending traffic to the router in
question (who's FIB is lagging behind its RIB), no?


as an aside,

When we're doing a maintence we generally let the router converge with 
our route-reflectors prior to bringing up the transit/peer neighbors. so 
that routes learned from the transits are replacing existing fib routes. 
that also has a salubrious interaction with our loose rpf check. 
spontaneous reboots aren't quite adjustable like that.


-Original Message-
From: juniper-nsp-boun...@puck.nether.net
[mailto:juniper-nsp-boun...@puck.nether.net] On Behalf Of Paul Stewart
Sent: Tuesday, 12 February 2013 12:43 PM
To: 'Juniper NSP'
Subject: Re: [j-nsp] MX80 BGP performance after reboot

I was there for that lightning talk (and very recently seen that
feature
actually happening) but what's getting described here by the OP doesn't
seem to be the same maybe I'm misunderstanding.

Paul

-Original Message-
From: juniper-nsp-boun...@puck.nether.net
[mailto:juniper-nsp-boun...@puck.nether.net] On Behalf Of Jeff Wheeler
Sent: February-11-13 6:59 PM
To: Juniper NSP
Subject: Re: [j-nsp] MX80 BGP performance after reboot

On Mon, Feb 11, 2013 at 6:15 PM, Sebastian Wiesinger
juniper-...@ml.karotte.org wrote:

I noticed that a MX80 takes quite a long time after reboot to put all
routes into the KRT. Is that normal for that box? It takes around 10
minutes after BGP is established to get all the routes into the KRT

Yes, the routes taking a long time to install is normal,
unfortunately.  I feel like it has got worse since 10.4 but that might
be my imagination.

I am sorry I missed Richard Steenbergen's lightning talk at NANOG, which
was something like if you want your routers to install routes, call
Juniper and reference PR#whatever because they do not want to fix this
bug.

I am hopeful that the move away from a single Junos release strategy to
some segregation among different products will allow Juniper to be more
flexible in how they allocate development resources to different
platforms.

If I had to guess, I'd say the ddos-related log messages you are reading
are related to excessive need to generate ttl_exceeded packets because
of routing loops while BGP is announcing to neighboring routers but the
routes are not actually installed in the FIB yet.
Even if I am wrong about the specifics here, I am certain it is only a
symptom of the problem which is unrelated to the ddos-protection
feature.

--
Jeff S Wheeler j...@inconcepts.biz
Sr Network Operator  /  Innovative Network Concepts
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