Jeff Hardee introduced me to the idea of using longer Spanning Tree Protocol (STP) path length values for high-speed links. I thought this was an intriguing idea and so I started to do some informal ...

I've got a customer with a Dell switch (power connect 6248 I think) with 3 uplinks to my network. The uplinks are separate layer 3 links, each one being a separate IP block in a separate VLAN on my ...

You need at least a pair of “switches”, and you really need more. But there are multiple options for what you buy to do switching with for the lab, and those choices impact the topology you end up ...