Switching

We're implementing a router at a local branch office that's directly connected to our primary data center via two pairs of fiber. I'd like to set up a port-channel from the router to each of our Nexus 7706 chassis using VPC. We do several layer 2 VPC...

I am trying to document/justify all open port on my systems and I am finding all of my IOS Switches are running TCP 10002 show ip socket | include listen 17 ‐‐listen‐‐ 192.168.251.251 123 0 0 1001 0 17(v6) ‐‐listen‐‐ ‐‐any‐‐ 123 0 0 20001 0 17 ‐‐list...

while doing initial configuration for wlc 2504, i felt it was taking so long to do the saving, i then reset by pressing the reseting button, since then i can no longer access the wcl

Hey guys, I would like to know: We have multiple cisco catalyst switches, two Cisco Wireless Controller and multiple Ciso Access Points in our network. Do you put them in one Management vlan? Or are there any security concerns to put cisco switches t...

Hi, Is there any difference between ws-2960x-48FPS-L V02 and ws-2960x-48FPS-L V04, can you stack both? Regards,   Nyi

Hu Guys, i recently replaced my older Router cisco 1800 to a new one of the family  C1900 Software (C1900-UNIVERSALK9-M), Version 15.2(4)M3, i have a template snmp that get (RFC1213-MIB::ipRouteNextHop.10.0.0.98), unfortunately after this router cha...

Hi, I have just received the Cisco 1841 v 05 router and I wanted to know if it was possible to load on this router to my current router's setup, the cisco 1801 v 05. Obviously, on the Cisco 1841 is installed HWIC 1ADSL to use the connection. Is it po...

Hello, I've just had a switch show some peculiar behavior. The day began with the management SVI being seen as "lost" by the netflow collector which led us to believe the switch was down however users were working as expected with full network connec...

Hello guysI'd want to submit a very trying problem for me. This is my network config:- core switches: pair of nexus 5548up in vpc domain with HSRPv2, 40 vlans, 1 SVI per vlan, 1 HSRP group per vlan, downlink to dist sw with LACP and port-channel, RST...

I have two Cisco 6807 switches in a VSS environment with 6800ia access switches.  Just today one of the 6800ia switches just decided to reboot all by itself.  What is interesting was the fact that earlier I was troubleshooting an issue with a user wh...

Is there a way to enable communication between the access and voice vlan on a single switchport on a 3750E running 15.0? New phones are talking up a layer-2 stack to their gateway, circling around to the workstations gateway, and then back down a L2 ...

We have a Cisco 6840 deployed with multiple 6800IA switch stacks. There is one switch stack with four 6800IA switches in the stack where switch $3 is no longer booting up. Does anyone know good troubleshooting command I can use in an attempt to diagn...

Hello all, I have a 6880 with 152-1.SY1a.bin and it seems to have a problem recognizing GLC. First I inserted GTL-T and it didn´t recognized them (ports where down) and did an IOS upgrade and it started to recognize all GLC-T and all was good. Now...