Switching

If you establish EIGRP neighbor relationships via SVI interfaces across an L2 link, does the metric calculation look at the physical link the same way? We'll have three devices connected to each other that will require some VLANs to exist on all thre...

Hi, folks, I encountered a problem involved with trunking between Cisco 2960 and SG-200-50, I am new to Cisco technology, and who can help out ???  Thank you in advance.  Here is the detail below: Cisco 2960 side ：  Switchport trunk allowed vlan 1,10...

Hello, I'm planning an upgrade and need to know if it can be done without downtime. We have 2 4500's in a VSS running 03.07.01.E and wanting to go to 3.11.1.  Can someone tell me the procedure and if I need to follow a certain path.  thanks 

We have used a Switch Cisco 4507 with 2 Supervisor card. We found a log that sup failover on below. could someone advise what has caused the failover to happen?  Jun 7 16:46:52.887 UTC: %C4K_REDUNDANCY-4-KEEPALIVE_WARNING: STANDBY:Keepalive messages ...

Hello! I'm trying to setup 2 simple VLANS with this 3750 switch to try to gain some more knowledge of VLANS. I'm not really a Cisco or Networking Expert, so I'm sorry if explanation or configuration isn't correct... So I have a PfSense running as Rou...

I purchased a 3750x 48port POE switch with the hopes of setting it up to run multiple security POE cameras, a home media server, and a home assistant server.   I also recently got gifted a 2811 router that I wanted to integrate.  I have not been real...

normally a switch has line vty 0 4 and line vty 5 15. Is there a way to collapse that and just have line vty 0 15?  I have tried with no luck, but not sure if there is something special that needs to be done

Greetings,We have a request from our customer to upgrade their 6500 series switches connected in ring topology.I am proposing for 9400/9600 but want to use sfp-10G-LR/ZR - S.Is it ok as it does not support FCoE?Is FCoE required on catalyst switches?C...

Hello, Is it possible to filter or block multicast packets from going to a destination on a monitor session?  If I have the following session on a Catalyst 9200 switch: monitor session 1 source interface Gi1/0/2monitor session 1 destination interface...

Hi All,I would like to know the SSH version 2 key length on my 2821 router like 768, 1024 or 2048. Is there a show command or other command to do the job? I tried "show ssh" and "show ip ssh" but won't help.Any input will be appreciated.

I purchased a Cisco SG350-24p PoE switch today. There is a strange problem, if I populate 23 ports then switch keeps working fine but as soon as I populate the last port, it restarts automatically. The populated sequence doesn't matter, which means i...

I have a Nexus switch 5548, current version is 5.2(1)N1(1). What will be the best upgrade path from 5.2(1)N1(1) to 7.3(7)N1(1b)?

Добрый день!!У меня есть CIsco ws-c3750x-12s-s, включенный в стек, все c3750x, однако один стал странно вести себя! он начал циклически перегружаться. менялись изображения в разных версиях, но проблема никуда не делась. вот изображения, которые я исп...

Anyone have any idea what the "TestQoS" function does on a Supervisor 720 card for a 6509? It says it's a minor error if it fails. We don't use QoS on the 6509, and I see the risk/reward ratio tipped more in the risk favor of replacing this SUP card ...