My CCIE Journey Has Come to an End

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Wow... that title sounds depressing. The reality is it couldn't be further from the truth! Let's start from the beginning to show how long this journey has been and what it's come to. I have...

BGP Aggregation and Suppress Maps

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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...

BGP AS-Override

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If you follow me on Twitter (@TheRoutingTable) you may have seen my tweet earlier this evening: https://twitter.com/TheRoutingTable/status/843549123517304834 This is because I was working on a CCIE MPLS lab earlier and forgot it again. Since this is...

EIGRP and AF-Interface

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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...

Basic: Cisco DMVPN Lab

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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...

DMVPN in a VRF Environment

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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...

BGP Route Filtering: Prefix Lists

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Summary Next on the chopping block when it comes to filtering routes shared between BGP neighbors is a prefix list. There isn't anything confusing to this one, the name is pretty accurate. You are simply...