CCNP SWITCH

my home virtual lab

home-lab

I can not afford a real Cisco lab. I can not buy online gear because that’s not possible in my country.BUT, I can afford a virtual Cisco lab.Here it is: Typically, it’s taken from CCNP curriculum lab diagrams. I added ... Read More »

STP Notes

0-topology

This is the topology I’m using for these notes. Electing a root bridge for a vlan: in my lab, both switches had the same Bridge priority, which was the default 32768 + the Vlan ID number. So the tie was ... Read More »

VTP notes

vlan1-not-eligible-for-pruning-by-default

  In this post, I expose some of my notes about Vlan Trunking Protocol (VTP) on Cisco gear.   VTP and Pruning VLAN 1 is not eligible for pruning. only VTP server can set “vtp pruning” command. This propagates to ... Read More »

Cisco EtherChannel Notes

Etherchannel-cisco

Here are a couple of notes I gathered around the subject of Cisco Etherchannel: EtherChannel is a technology that allows a set of ports to be bundled into one logical interface. When one member port fails, traffic that was flowing ... Read More »

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