Full Duplex Issue on IOL


Trying to configure duplex settings under an IOL switch interface can be a pain in the ass, especially when you are practicing RSTP and you need to have point-to-point links. You do “show spanning-tree” and you see that your interfaces ... Read More »

Cisco Switch 802.1x configuration

Here is the Cisco switch 802.1x configuration that worked for me in my home lab. Line 131: activates AAA lines 134 – 135: defining the Radius¬†server group Lines 164 – 166: defining the Radius server and the secret key. Line ... Read More »

Auto QoS configuration


First, let’s see if QoS is enabled on the switch: QoS is disabled. We should enable it on global configuration level: if we want to display QoS settings for an interface, we do a show mls qos interface command: At ... Read More »

SWITCH study material

Here is all the material I’ve used to study for the exam. Books – Cisco BCMSN Command Guide – Cisco BCMSN student Guide V1 and V2 – Cisco BCMSN Certification Guide 642-812 – Cisco BCMSN Quick Reference Sheets 642-813 – ... Read More »

SWITCH exam: cleared


Wow that was tough ! I almost thought I was not going to pass after I messed up my second simulation . This is my third try in switching. I failed twice in the old BCMSN. I got demotivated. Then ... Read More »

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