BGP Aggregation and Suppress Maps

Within BGP, there are sometimes situations where it is better to send a summary address advertisement instead of advertisements for multiple subnets. This is the same with BGP as it is with other routing...

Big Changes for Cisco Certifications

It's that time again! Time for a refresh. Like anything in technology, things need to evolve. Cisco is doing just that with their line of technical certifications. The key is to try to remain...

Basic: Cisco DMVPN Lab

Two of my areas I want to improve on the most when it comes to my CCIE R&S Studying are MPLS and DMVPN. I did labs on each today just configuring the basics and...

EIGRP and AF-Interface

Within the realm of EIGRP, there are two different modes, classic and named. Classic is the usual version most people are used to where the protocol configuration starts with "router eigrp 123" or something...

DMVPN in a VRF Environment

In the lab, I have been introducing vrf environments into everything that I do. MPLS was the tip of the iceberg and then from there, I started tonight going over DMVPN in a vrf...

Latency Issues – IP Redirects

Sometimes, you may run into a situation where traffic enters a routed interface and then per the routing table, exits the same interface. For instance, take a look at the topology below: In that topology...

CCNP Switch – Lab 6 – Packet Tracer

This is a pretty straight forward lab that I was asked about. It goes over using both ISL and Dot1q trucks in a network while sharing Vlans with VTP. I chose to knock this...