Catalyst

Introduction to Private VLANs

Introduction to Private VLANs

The concepts behind Private VLANs are in fact rather simple, but it is quite easy to get discombobulated in the details. In their simplest form, PVLANs can dissociate ports within …

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Measuring Cable Lengths on a Catalyst Switch

Measuring Cable Lengths on a Catalyst Switch

A while back, I was playing on a 3750 switch in a customers lab and came across something I’ve never seen before. It seems that some Cisco switches have a built in Time-domain …

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