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 ...

CCNA requites that you understand various ways to tweak the Spanning Tree Protocol (STP) topology. CCNP SWITCH requires that you master those features, plus other more advanced STP tools. And the new ...

I am amazed by the number of networks that I encounter that do not have optimal spanning tree configurations. I first read Radia Perlman’s book “Interconnections” back in 1994. I am amazed that 15 ...

i have a hypervisor where i am bonding interfaces, trunking vlans and bridging the different vlans for vm guests to connect to. call me old (skool), but i dont want a guest vm being able to "vlan hop" ...