Tzury Bar Yochay schrieb: >> IMO pjsip should send TCP and freeswitch should accept "tls" too :) > in fact, pjsip sends Via: SIP/2.0/tcp and that causing a problem while > freeswtich is expecting Via: SIP/2.0/TCP > can anyone point to the place in the code where I can change it? fgrep -r /2.0/ *|grep -v test pjsip/src/pjsip/sip_msg.c: pj_str_t sip_ver = { "SIP/2.0/", 8 }; pjsip/src/pjsip/sip_msg.c: /* SIP/2.0/transport host:port */