hi, if I use call.reinvite with any param, messege will be send but audio will be always in inactive state. here is log from app: Response msg 200/INVITE/cseq=4 (rdata0x7a71a424) from UDP xx.xx.xx.xx:5062: SIP/2.0 200 OK Via: SIP/2.0/UDP kk.kk.kk.kk:6000;received=212.160.230.3;branch=z9hG4bKPj401k1aYWjzp6ATDoPyrkt2P3fds6BMN6O0C-PWjoO;rport=6000 From: sip:48xxxxxxxxx@xxxxxxxxx;tag=401k1aYWjzp6ATDoPyrkt2P3fds6BMN6O0C To: sip:+48xxxxxxxxx at server.pl ;tag=536caa4d-1426592075550893-gm-po-lucentPCSF-034732 Call-ID: 401k1aYWjzp6ATDoPyrkt2P3fds6BMN6O0C CSeq: 4 INVITE Allow: ACK,BYE,CANCEL,INFO,INVITE,OPTIONS,PRACK,REFER,NOTIFY,UPDATE Supported: Accept: application/dtmf-relay,application/media_control+xml,application/sdp Contact: <sip:XX.XX.xx.xx:5062> Content-Type: application/sdp Content-Length: 253 Server: Alcatel-Lucent-HPSS/3.0.3 v=0 o=xxxxxxx.pl s=- c=IN IP4 0.0.0.0 t=0 0 m=audio 16778 RTP/AVP 9 101 c=IN IP4 0.0.0.0 b=TIAS:64000 a=rtpmap:9 G722/8000 a=rtpmap:101 telephone-event/8000 a=fmtp:101 0-16 a=inactive -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20150317/3d455934/attachment.html>