The ranting of an IT Professional:

Spanning Tree


March 8, 2011  6:38 PM

The dangers of Mirror ports and Etherchannel

Posted by: Jason Tramer
Cisco, Etherchannel, loops, Mirror ports, Spanning Tree, switches

I was brought in to troubleshoot an interesting issue with some Cisco switches yesterday. I had a stack of 3750's(Core) and a stack of 2960S's. Etherchannel was set up on both sides to connect the two stack's together. Each time they were connected they would work for about 20-30 minutes and then...


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