Kamailio 3.1.x and Asterisk 1.6.2 Realtime Integration using Asterisk Database
http://kb.asipto.com/asterisk:realtime:kamailio-3.1.x-asterisk-1.6.2-astdb
Kamailio 3.0.x and Asterisk 1.6.2 Realtime Integration using Asterisk Database
Asterisk and Kamailio realtime integration tutorial
http://www.venturevoip.com/news.php?rssid=2399