I’d like to share with you two perspectives in response to a previous post on EIGRP vs OSPF. They are both thoughtful and well-stated, so I’ll share them without comment. The first is from my pal ...

What is Enhanced Interior Gateway Routing Protocol (EIGRP)? Enhanced Interior Gateway Routing Protocol (EIGRP) is a network protocol that enables routers to exchange information more efficiently than ...

I ran into Tony Hain at NANOG last week, and he told me he had gotten pounded with questions about IPv4 address exhaustion after my post discussing his and Geoff Huston’s studies. His response to them ...

Before we can begin an in-depth discovery of EIGRP, we need to define the four basic components that define what EIGRP is and how it functions. EIGRP has been designed for implementation in IP, IPX, ...

Enhanced IGRP, or EIGRP, is one of the most versatile interior routing protocols available, and is often the protocol of choice in all-Cisco environments. Therefore, you should have a strong working ...