Kamailio (former OpenSER) v3.3.3 is based on the latest version of GIT branch 3.3, therefore those running previous 3.3.x versions are advised to upgrade. There is no change that has to be done to configuration file or database structure comparing with older v3.3.x.
Resources for Kamailio version 3.3.3
Source tarballs are available at:
# git clone –depth 1 git://git.sip-router.org/sip-router kamailio
# cd kamailio
# git checkout -b 3.3 origin/3.3
# make FLAVOUR=kamailio cfg
Binaries and packages will be uploaded at: