On the 13th of December, 2007, OpenSER reached the milestone of version 1.3.0.
There are many new modules, lot of enhancements in functionality and robustness. The migration from series 1.2.x to 1.3.0 should be pretty easy, check:
The release remarks itself by the amount of contributions from different companies or academic institutes: CISCO Systems with Berkeley DB extensions, University of North Carolina with LDAP extensions, 1&1 with config utilities and carrier routing, Connecticut College with SCTP support.
More details about OpenSER 1.3.0 you can find at: