Menu Close

Category: NetAcad

List of supplementary learning sources usable for “642-902 ROUTE – Implementing Cisco IP Routing” certification

This is a list of supplementary study materials usable for learning CCNP 642-902 - Route course and supporting following successful certification. They allow a deeper knowledge and support better orientation on selected topics. The contain links on externel Internet sources how I recommend it to my students during my CCNP lessons ofn our Cisco networking academy.

Main resources, of course, are following books:

VTP (+DTP) security threat – myth or fact?

There is some confusion and misunderstanding regarding VTP (VLAN Trunking Protocol)+DTP (Dynamic Trunking Protocol) and this article will hopefully make it all clear. Most of the confusion comes from the statement that VTP is always a security threat to your network. There are even some CCIE material which I find to be wrong on this topic so my advice here is to test everything by yourself.