Please take a look at this http://lists.sip-router.org/pipermail/sr-users/2015-June/088669.html thread
2015-06-13 13:32 GMT+03:00 W5RTC murugan.pandian@w5rtc.com:
HI,
how to handle SIP-OVER-Websocket loab balancing (WebRTC)
SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list sr-users@lists.sip-router.org http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users