diff --git a/channels/chan_sip.c b/channels/chan_sip.c index a4afae1a90..39b2d27ea3 100644 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -5133,6 +5133,8 @@ static int sip_indicate(struct ast_channel *ast, int condition, const void *data transmit_reinvite_with_sdp(p, TRUE, FALSE); } break; + case AST_T38_TERMINATED: + case AST_T38_REFUSED: case AST_T38_REQUEST_TERMINATE: /* Shutdown T38 */ if (p->t38.state == T38_ENABLED) transmit_reinvite_with_sdp(p, FALSE, FALSE); @@ -14692,24 +14694,13 @@ static void handle_response_invite(struct sip_pvt *p, int resp, char *rest, stru break; case 488: /* Not acceptable here */ xmitres = transmit_request(p, SIP_ACK, seqno, XMIT_UNRELIABLE, FALSE); - if (reinvite && p->udptl) { - /* If this is a T.38 call, we should go back to - audio. If this is an audio call - something went - terribly wrong since we don't renegotiate codecs, - only IP/port . - */ + if (p->udptl && p->t38.state == T38_LOCAL_REINVITE) { change_t38_state(p, T38_DISABLED); /* Try to reset RTP timers */ ast_rtp_set_rtptimers_onhold(p->rtp); - ast_log(LOG_ERROR, "Got error on T.38 re-invite. Bad configuration. Peer needs to have T.38 disabled.\n"); - /*! \bug Is there any way we can go back to the audio call on both - sides here? - */ - /* While figuring that out, hangup the call */ - if (p->owner && !req->ignore) - ast_queue_control(p->owner, AST_CONTROL_CONGESTION); - p->needdestroy = 1; + /* Trigger a reinvite back to audio */ + transmit_reinvite_with_sdp(p, FALSE, FALSE); } else if (p->udptl && p->t38.state == T38_LOCAL_DIRECT) { /* We tried to send T.38 out in an initial INVITE and the remote side rejected it, right now we can't fall back to audio so totally abort.