nsupdate: Painless Dynamic DNSIntroduced in BIND version 8 and refined in BIND version 9, the nsupdate utility provides the system administrator or casual user with a quick and painless method of updating a DNS zone, adding or deleting any type of DNS record the name server supports. This article describes how to setup dynamic DNS, and provides some examples of use. For Fedora Core (and Red Hat) users, you will need to install
http://blog.codesta.com/codesta_weblog/2008/02/amazon-ec2---wh.html
