The March 2008 The Cable Guy article in TechNet magazine, "Migrating Your Intranet to IPv6 with ISATAP," describes how to migrate your IPv4-only intranet to an IPv6-capable intranet with the Intra-Site Automatic Tunnel Addressing Protocol (ISATAP).
For a list of previous The Cable Guy articles, see:
For the current issue of TechNet Magazine, see: