When auditing a switch to determine if a vlan is being used, or needs to be present, i can do a "sh vlan brief" to see what ports are assigned to what vlan.  what I would like to see more is when a switchport is active in a vlan, how can i retrive th...

  What can be done to determine if a vlan interface is still needed on a LAN switch configuration

We are seeing the copy load increase to 90% or higher when copying multiple large files accross our WAN link that has a 2621 router on a 100MB link back to our main office. Sometimes we see high ping times and others we lose pings and eigrp loses its...

A few times a day we can not reach one subnet across one of our WAN links. the traceroutes die at our WAN router before it hits our core router. I cleared the arp table on the 2651XM WAn router and was able to ping. I am not sure if it was by chance ...

We have been troubleshooting an odd issue on our network for sometime and have not found the root cause. We have a software package that loses connection from the client to the server. It seems to happen to different people at different times. We hav...