Author: Ali


Cisco CCNP Routing & Switching update!

Are you preparing your CCNP R&S certification, it is time to speed up things if you want to take the exams before the new update. In fact, Cisco has announced the update of the...


Trunking protocols

We saw in a previous article the advantages of VLANs. In this article we’ll see how the communication between two hosts that are in the same VLAN but not plugged on the same Switch...