Goodbye To You EIGRP Neighbor

So I ran into this inform message today that I had never seem before:

As it turns out, an improvement in 12.3(14) added the Goodbye message to let EIGRP peers know the local process was being brought down.  A note in the Cisco documentation indicated that if there is a device running an earlier version of [...]

iBGP Scalability – Route Reflection

As previously discussed, the use of BGP between multiple BGP speakers within a single AS requires a full mesh of peerings.  If there are limitations within the network that do not allow the routers to be fully meshed then one workaround to accommodate for BGP scalability is the use of BGP [...]

Mobile IP – Introduction

These are my notes on the topic.  I’ve never configured this before…

Mobile IP is comprised of three device types:
Mobile Node (MN): A device that can change it network location from one subnet to another. This device is able to maintain communications while maintaining it’s home IP.
Home Agent (HA): A router on the home network of [...]

Intro to Network Address Translation

IOS 12.2-> Configuration Guides-> IP Configuration Guide-> IP Addressing & Services-> Configuring IP Addressing
Network Address Translation (NAT) has become de facto method of maintaining private address space for internal enterprise/campus configuration while also conserving the rapidly diminishing public IPv4 address space.
This article will focus on the configuration guidelines for tier-2 understanding of NAT.
NAT Terminology:
Inside-Local: An [...]