A new module has been contributed recently by Tsvetomir Dimitrov extending Kamailio capabilities on IMS and VoLTE.
The module is namedĀ ims_ipsec_pcscf and contains the methods for IPSec initialisation and deinitialisation needed for using Kamailio as a Proxy-CSCF. The documentation of the module is available at:
Enjoy!
Thanks for flying Kamailio!