Setting up Cisco Smart Install

Matthew Mengel wrote an interesting article on the Packet Pushers Blog about using Cisco Smart Install.  This is an interesting system that can automate deployment to new switches in a campus environment.  

Setting up PPPoE Termination

I’ve been working with a lot of PPPoE deployments in the past few weeks, and decided to post a short template of the Cisco side of things.  Note that I will not be blogging on how to set up a radius server in this post or how to set up the AV-Pairs to rate-limit etc…

Using Dynamic IP with HE Tunnel and DynDns

At my home I am using both a Huricane Electric IPv6 Tunnel and DynDNS with my dynamic PPPoE DSL.  While static addresses are available, the additional price isn’t worthwhile for my current uses.  I found that Hunicane Electric now has a dynamic interfaces that works similar to DynDNS.  I was able to get the following… Continue reading Using Dynamic IP with HE Tunnel and DynDns

Reserved IP Addresses

RFC5735 Outlines the different reserved ipv4 addresses.  In addition to the RFC1918 space (,, and There are Other Ranges.