This page collect useful details to make Kamailio (OpenSER) and SEMS work together:
* http://kamailio.org/pipermail/users/2005-September/000844.html
* Kamailio (OpenSER) and SEMS howto: http://svn.berlios.de/viewcvs/sems/trunk/doc/Configure-Sems-OpenSER-HOWTO?view=markup
* see section 3 of http://ftp.iptel.org/pub/sems/doc/current/Configure-Sems-Ser-HOWTO.html