Merge "chan_sip.c: Start ICE negotiation when response is sent or received." into 11

channels/chan_sip.c

@@ -10525,7 +10525,11 @@ static int process_sdp(struct sip_pvt *p, struct sip_request *req, int t38action
 	/* Setup audio address and port */
 	if (p->rtp) {
 		if (sa && portno > 0) {
-			start_ice(p->rtp, (req->method != SIP_RESPONSE) ? 0 : 1);
+			/* Start ICE negotiation here, only when it is response, and setting that we are conrolling agent,
+			   as we are offerer */
+			if (req->method == SIP_RESPONSE) {
+				start_ice(p->rtp, 1);
+			}
 			ast_sockaddr_set_port(sa, portno);
 			ast_rtp_instance_set_remote_address(p->rtp, sa);
 			if (debug) {
@@ -13271,6 +13275,11 @@ static enum sip_result add_sdp(struct sip_request *resp, struct sip_pvt *p, int
 		if (!doing_directmedia) {
 			if (ast_test_flag(&p->flags[2], SIP_PAGE3_ICE_SUPPORT)) {
 				add_ice_to_sdp(p->rtp, &a_audio);
+				/* Start ICE negotiation, and setting that we are controlled agent,
+				   as this is response to offer */
+				if (resp->method == SIP_RESPONSE) {
+					start_ice(p->rtp, 0);
+				}
 			}
 
 			add_dtls_to_sdp(p->rtp, &a_audio);