n0c – no 0ne cares

Why EIGRP is the only IGP that does unequal-cost load balancing

Posted on December 9, 2014 by adam

(This is a REALLY old post that never got finished because for the most part the research never was complete. I finish it now because I feel that the answers are, for the most part, readily available and the topic is not complete speculation.) -ORIGINAL POST IDEA- I’d always kind of wondered about a few…

The Relationship Between LSA Types and Special Areas

Posted on February 10, 2009 by adam

As interesting as it may be, the details of OSPF can be a bit daunting. A big part of that is that there are types of this and types of that all over the place. Two important types that you’ll use a lot and should know pretty well are area types and LSA types. I’ve…

Manipulation of Administrative Distance

Posted on February 4, 2009 by adam

For a variety of reasons you may want to keep routes that have been learned by a routing protocol from reaching the forwarding table or for a less “believable” protocol to take precedence over a more “believable” protocol. In this post we’ll explore some of those options. We do this to the end that knowing…