About will

will · 03-25-2024

Using cisco isr4300 routers. Have a simple 3-way triangle between 3 routers:RtrA--RtrB | / | /RtrCStatic route on RtrA & RtrB pointing to a RtrC loopback, via their adjacent links.Default route on RtrC point to RtrA.No routes exist on Rtr...

will · 02-01-2024

simple problem: TACACS fails such that device completely inaccessible. cisco ios-xe switch with any new version (17+).Problem1: we had some sort of asymmetric routing issue with TACACS flowing through 2 firewalls (1 out and a different one back). eno...

will · 07-30-2022

on newer models of cisco catalyst switches, such as c9200, and probably even 3650/3560 series, you are supposed to see the the active listening/open sockets with the command:"show ip sockets"but the active ssh = tcp 22 session is missing from this ta...

will · 03-25-2022

Basically upgrading EPLD on nexus 9k platform: install epld bootflash:n9000-epld.9.3.9.img module all Shows I need to do the upgrade and then runs through it and reboots switch.When switch comes back up, it still runs at same (old 0x14) level IO FPGA...

will · 03-18-2022

This is a standard configuration, with 2 nexus 9k running VPC between them, and catalyst access switch trunked at L2 redundantly to the two Nexus. All L3 SVI lives on Nexus core, and enumerated with HSRP on each core box. N9K-1------| || ...

will · 04-10-2024

hi folks, many thx to those chiming in. a quick update on this problem. it was in production, and related to a firewall cutover. so there was a firewall somewhat in the middle. in the end, the problem seemed to be an old IOS on one of the 43xx router...

will · 03-26-2024

hi, thx for quick reply., I may have mis-diagrammed the environment, assuming the problem is on the cisco-side. I have a firewall in the middle of one of the segments and I think that is potentially causing part of my problem. I will know more a bit ...

will · 03-16-2024

hi liviu, thx for the information. in this case, it worked when i connected from SSH : 2001 to the routers aux port, but not when i used telnet. i believe the 4331 (aux port) and the 2911 (console port) had default stopbits of 1, but i will check whe...

will · 03-13-2024

I'm having a similar issue and have checked everything in an isolated fashion. not sure what the answer is, but it seems the aux port is flaky, or maybe AAA might be interfering with the process in some way

will · 11-07-2023

I'm working on a trimmed down ISE deployment environment, where we don't need a lot of extra services, like for example the guest portal accounts and the ports you mentioned above. I would like to disable this service too. did you get anywhere with t...

Member Since	‎02-18-2009 12:09 PM
Date Last Visited	‎04-12-2024 12:48 AM
Posts	203
Total Helpful Votes Received	59

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policy based route failover & back slow or never

aaa tacacs dead-time to solve long waits and inaccessible device

'show ip sockets' wont show active ssh (tcp port 22) socket connection

IO FPGA epld fails upgrade on Cisco Nexus 9k (C93180YC-EX)

L3 Routing problem with Nexus VPC pair in typical core position

Re: policy based route failover & back slow or never

Re: policy based route failover & back slow or never

Re: Reverse telnet failing/hangin on ...Open

Re: Reverse telnet failing/hangin on ...Open

Re: Disable guest and sponsor portal on ISE