Re: [c-nsp] DS3 mux issues

up. Paste the output for show controller for that T1 on the 7206 if that doesn't fix it. -- 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

Re: [c-nsp] security

in the middle. The command no ip directed-broadcast causes the router to drop packets directed to the broadcast address of the subnet. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http://www.impulse.net/ Your local telephone and internet company

Re: [c-nsp] OSX app for console access

matthew zeier wrote: screen /dev/tty.KeySerial1 worsk well and doesn't require any additional software. I've been using minicom with a Keyspan USB adapter. The screen command indeed seems to work well, cool tip! Is it possible to send a BREAK signal with screen ? -- Jay Hennigan - CCIE

Re: [c-nsp] Conditional BGP

communication between the two sites to keep things in sync. -- 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

Re: [c-nsp] can I know what is this command issue and want to learn about cisco best practice

without locking yourself out, after saving your changes type: reload cancel to stop the countdown and cancel the reload process. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http://www.impulse.net/ Your local telephone and internet

Re: [c-nsp] Failed to locate egress interface for UDP

IPv6 enabled. It is trying to autodiscover its network settings. The ASA is probably not properly set up to handle IPv6. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http://www.impulse.net/ Your local telephone and internet company - 805 884

Re: [c-nsp] Performance Of www.cisco.com

Irena Nikolova wrote: And also without ts for some reason :) rue bu i sure loads fas now. :-) -- 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

[c-nsp] 5350XM ip-ip gateway problem handling 302 message

with no luck. Anyone else seen this or have any ideas? -- 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 ___ cisco-nsp

Re: [c-nsp] Allow VTY access by telnet and ssh

to telnet/ssh as required. I haven't tried it, but it might be possible to use an extended ACL for this. ip access-list extended vty-list permit tcp 1.1.1.0 0.0.0.255 any eq 22 permit tcp 2.2.2.0 0.0.0.255 any eq 23 line vty 0 4 transport input telnet ssh access-class vty-list in -- Jay

Re: [c-nsp] Allow VTY access by telnet and ssh

specifically, he wanted to be able to permit a particular group of users to use telnet and another to use ssh. While I'm not sure why it'd be good to use telnet when ssh is available, I suppose it would be possible to apply an ACL on the VTYs to deny access to telnet/ssh as required. -- Jay Hennigan

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

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

Re: [c-nsp] Unable to connect VLAN traffic

on the inside envelope. -- 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 ___ cisco-nsp mailing list cisco-nsp

[c-nsp] T3 drop-insert scenario

vendor device to peel off four DS1s from the T3 at each end and pass the remainder as a single pipe for IP? I've Googled and come up with mixed results. We could if necessary swap the PA-T3+ cards for HSSI. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet

Re: [c-nsp] Filtering telnet without ACL

Saku Ytti wrote: I assume challenge was set, because asker knows how to do it. Or the asker didn't know how to do it and it cost him some time and a few points, somewhere, in some lab... -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service

Re: [c-nsp] Error

on out of office autoresponders. -- 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 ___ cisco-nsp mailing list cisco

Re: [c-nsp] PA-MC-T3 Error

that the other side is set similarly, B3ZS and M23 (some equipment may have this as M13). Make sure that neither side has the TX and RX co-ax cables swapped. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http://www.impulse.net/ Your local telephone

Re: [c-nsp] BGP vs PepLink / ATT metrics on BGP

to influence your traffic leaving their networks. (ATT does, not sure about Charter). Obviously, if either pipe goes down and your traffic exceeds the bandwidth of the remaining one, you'll get congestion regardless of the method used to load-share. -- Jay Hennigan - CCIE #7880 - Network

Re: [c-nsp] BGP sessions won't establish.

neighbor. Can you create another loopback and have the ISP point their neighbor on the second session to it? Or if directly connected EBGP over metro ethernet on the same subnet, just use the ethernet interface for the updates. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED

Re: [c-nsp] CCNA Questions

://groupstudy.com/ is a good online resource for this type of thing. This list is more focused on network service provider issues than exam preparation. Although lurking here probably wouldn't hurt, your time and resources are probably better spent at groupstudy. -- Jay Hennigan - CCIE #7880

Re: [c-nsp] Aggregation for multiple ISDN customers

. -- 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 ___ cisco-nsp mailing list cisco-nsp@puck.nether.net https

Re: [c-nsp] Aggregation for multiple ISDN customers

and bulletproof is the Livingston/Lucent Portmaster 3. These things run forever. No VoIP though. Portmasters.com has them. Each box handles two PRIs, and you can do multi-chassis multilink PPP if you need more. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse

[c-nsp] ASA IPSec VPN redundancy - locks up on return of main link

or establishing a second SA to the same peer that stays up. A clue or a pointer to one would be appreciated. -- 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

Re: [c-nsp] Fake Cisco Equipment News Articles - very interesting

. Or the switch could have happened in China, where the real Cisco gear is also manufactured, perhaps in the same factory during the day shift. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http://www.impulse.net/ Your local telephone and internet

Re: [c-nsp] 3550-12T rack ears

. When you finally get ears with the right pattern, expect the screws to be some odd-sized thread pattern unavailable anywhere. (28xx routers are a mild example). -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http://www.impulse.net/ Your local

Re: [c-nsp] 3550-12T rack ears

and adding some extra screw holes. The comment about the serial number was a joke/sarcasm. Yikes, I would have modified the rack ear, not the switch! `sif cisco could maintain any type of consistency across product lines. Indeed! -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED

Re: [c-nsp] Cisco 1760 - 12.4(1c) - CPU utilization creep

output but not on the stable router's SHOW VER output: ROM: C1700 Software (C1700-K9O3SY7-M), Version 12.3(18), RELEASE SOFTWARE (fc3) Any help or advice is greatly appreciated! You're booting to 12.4(1c) because of the boot system command. -- Jay Hennigan - CCIE #7880 - Network Engineering

Re: [c-nsp] 2821 VWIC2-2MFT-T1/E1 clocking issue

the same attention. This issue is likely the reason that Cisco gave us the clock source line independent option, which works just fine as long as you don't have to configure it via the interface you're trying to manipulate! -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse

[c-nsp] 2821 VWIC2-2MFT-T1/E1 clocking issue

line doesn't do what it should, or somehow the first E-1 is clocking both circuits. Physically disconnecting the first E-1 fixes the slips on the second. Bug? Misconfiguration? Hardware limitation? -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service

Re: [c-nsp] 2821 VWIC2-2MFT-T1/E1 clocking issue

of these boxes in the lab to test... -- 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 ___ cisco-nsp mailing list cisco

Re: [c-nsp] 2821 VWIC2-2MFT-T1/E1 clocking issue - resolved!

. In fact, one channel-group per T-1 can be configured, not one per device. Like this: ! controller E1 0/3/0 clock source line independent channel-group 1 timeslots 1-31 ! controller E1 0/3/1 clock source line independent channel-group 1 timeslots 1-31 ! -- Jay Hennigan - CCIE #7880 - Network

Re: [c-nsp] Route reflectors, BGP router redundancy et. Al.

towards the LAN. Note that the above is very generic, much more information is needed to come up with a sensible design. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http://www.impulse.net/ Your local telephone and internet company - 805 884-6323

Re: [c-nsp] CCNP bootcamp providers

and troubleshooting, consider the Cisco Academy classes taught at many community colleges. Substantially less costly but a much slower (like a few semesters instead of a week) and more thorough process. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service

Re: [c-nsp] Line Code Violations on DS3

and the like pretty cheap. Make sure you get the 75-ohm version. -- 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

Re: [c-nsp] Line Code Violations on DS3

Also, as someone else pointed out, it is very unusual to configure clock source internal when connected to a carrier's network. In almost all cases you will want to have clock source line and pull clock from the carrier mux which is usually connected to a BITS clock or similar. -- Jay

Re: [c-nsp] Line Code Violations on DS3

with a serial cable plugged in to the DB-9 port on the smartjack, simple menu interface. -- 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

Re: [c-nsp] Top 10 Network Engineering Tools

adapter ssh client tftp server ethereal/wireshark nmap minicom loopback plugs/cables for T1, Ethernet, v.35, DS3, ST and SC fiber -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http://www.impulse.net/ Your local telephone and internet company

Re: [c-nsp] Cisco WIC-1DSU-T1-V2 + 2811 + 12.4(11)T ??

internal on ONE (not both) end of the circuit. -- 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 ___ cisco-nsp

Re: [c-nsp] Cisco WIC-1DSU-T1-V2 + 2811 + 12.4(11)T ??

, with no alarms. Look closely at the jack on the WIC, the molded plastic on the back of where the plug inserts. Does it read STEWART? If not, you have a fake WIC. Even if it does, you might have a fake. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http

Re: [c-nsp] Coax question for DS3

. Unless you are dealing with a very long run, RG6 is not needed. Some Cisco gear actually performs better with lower signal levels. Often a pad is needed to knock down a hot signal. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http

Re: [c-nsp] Strange DS3 Problems

, this would indicate a problem with the fiber media. You'll need someone with clue on the other end of the circuit to help you troubleshoot this, as the problem is coming in to their end. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http

Re: [c-nsp] OT: Pingsta spam

now. -- 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 ___ cisco-nsp mailing list cisco-nsp@puck.nether.net https

Re: [c-nsp] %CDP-4-DUPLEX_MISMATCH - But they aren't connected!

? -- 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 ___ cisco-nsp mailing list cisco-nsp@puck.nether.net https

Re: [c-nsp] MTBF for Cisco products

of failures as things wear out, capacitors dry up, etc. -- 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 ___ cisco-nsp

Re: [c-nsp] %CDP-4-DUPLEX_MISMATCH - But they aren't connected!

there is some type of bridging or leakage between TRANSIT1 and the Netgear kit, it sure looks like a very strange bug. E0/0 on the 3640 isn't in any way touching Fa0/15 on 2924-1 at layer 2. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http

[c-nsp] Managed Services Launch spam

of the other items above, it's being advertised in exactly the same way. Has anyone ever seen emessage.cisco.com used to source anything other than spam? (I'm seriously considering a few tweaks to the self-defending network here.) -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED

Re: [c-nsp] Question about the CCNA and CCNP certification

classroom training or just schedule the exams at Pearson VUE. You will not receive a CCNP certificate without first having a valid CCNA. I suppose you could take them all at once if you want to do so. See http://www.cisco.com/go/ccnp See the line CCNP Prerequisites. -- -- Jay Hennigan - CCIE #7880

Re: [c-nsp] Signal too hot for PA-A3-T3

). Disabling LBO reduces the signal level. -- 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 ___ cisco-nsp mailing list

[c-nsp] DHCP snooping with PIX 7.22 as dhcp server fails

, but giaddr is zero. DHCPD: Unable to load workspace. DHCPD: inconsistent relay information. DHCPD: relay information option exists, but giaddr is zero. DHCPD: Unable to load workspace. Turning off snooping on the switch brings it back operational. -- Jay Hennigan - CCIE #7880 - Network Engineering

Re: [c-nsp] DHCP snooping with PIX 7.22 as dhcp server fails

Daniel Dib wrote: You are inserting option 82 in the DHCP request. Maybe the PIX doesn't understand this format and that's why it's not working with snooping? Try no ip dhcp snooping information option in global config mode. Indeed that fixed it! Thanks for your help. -- Jay Hennigan

Re: [c-nsp] P to P T1 timing issue?

jacks on the VWIC. What letters are molded into the plastic? Where did you buy the card? -- 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

Re: [c-nsp] VTY locks on show commands

that you can get to? Log into that and show cdp neighbor detail. But, it sounds like you'll need to get to it to fix it. When you're there, connect its console to another device's aux for the next time. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service

Re: [c-nsp] DS3 Cables

). Probably generic offshore 50-ohm BNCs, but they're supposed to be mechanically interchangeable with the 75-ohm type. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http://www.impulse.net/ Your local telephone and internet company - 805 884-6323

Re: [c-nsp] T1 Cables

. It was sometimes used with D-sub 15 pin plugs and jacks. It is very difficult to terminate it correctly into an 8-pin modular plug because the insulation is too thick. I haven't seen it used in a new installation in a very long time. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED

Re: [c-nsp] Lowest cost Internet access router

be insufficient soon if it is not already. The chassis should have the horsepower but I'd go with a minimum of 512 RAM or max it out at a gig. -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http://www.impulse.net/ Your local telephone

Re: [c-nsp] Connecting aux to console

console? * What do you expect to see? * What are you actually seeing? * What is the output of show line aux 0? -- Jay Hennigan - CCIE #7880 - Network Engineering - [EMAIL PROTECTED] Impulse Internet Service - http://www.impulse.net/ Your local telephone and internet company - 805 884-6323

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