Cisco Menu for Console Server

Let's say that you have a Cisco router that you use as console server to connect to your devices in the [more]

IP Prefix-List tricky question

A few days ago I did encounter a task in one of these preparation workbooks for CCIE R&S Lab which was very [more]

Packet header graphic representation

I was surfing the Internet in search of some good drawing representing packet header and I come across five [more]

Selective BGP Dampening and parameters tuning

Some time ago, I wrote about BGP Dampening and how this feature can improve the stability of the network. A [more]

Fiber Optic basics

I think all network engineers touched, if not used / patched, as least one time a fiber optic patch cord. [more]