Hello, I'm having trouble to send/receive calls with one of my providers. Freeswitch says the reply sent by provider has the session information incorrect, then the provider replies the calle is busy (which of course is not). The sip trace follows. Anybody can help ? François send 1413 bytes to udp/[MyProviderIp]:5060 at 15:27:29.696419: ------------------------------------------------------------------------ INVITE sip:SomeAccount@provider.com SIP/2.0 Via: SIP/2.0/UDP MyFSIpHere;rport;branch=z9hG4bK2Ktev9DUUB7tK Max-Forwards: 70 From: "" ;tag=2SU9FHayaSXcr To: Call-ID: 5d107eb4-e9c7-122d-58a3-001517c07e1e CSeq: 131671088 INVITE Contact: User-Agent: FreeSWITCH-mod_sofia/1.0.head-git- Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, REGISTER, REFER, NOTIFY Supported: timer, precondition, path, replaces Allow-Events: talk, hold, refer Content-Type: application/sdp Content-Disposition: session Content-Length: 642 X-FS-Support: update_display Remote-Party-ID: ;party=calling;screen=yes;privacy=off v=0 o=FreeSWITCH 1275553793 1275553794 IN IP4 MyFSIpHere s=FreeSWITCH c=IN IP4 MyFSIpHere t=0 0 m=audio 25056 RTP/AVP 124 123 122 121 3 99 9 8 0 101 13 a=rtpmap:124 G726-16/8000 a=rtpmap:123 G726-24/8000 a=rtpmap:122 G726-32/8000 a=rtpmap:121 G726-40/8000 a=rtpmap:3 GSM/8000 a=rtpmap:99 SPEEX/8000 a=rtpmap:9 G722/8000 a=rtpmap:8 PCMA/8000 a=rtpmap:0 PCMU/8000 a=rtpmap:101 telephone-event/8000 a=fmtp:101 0-16 a=rtpmap:13 CN/8000 a=ptime:20 m=video 19186 RTP/AVP 31 34 115 121 99 a=rtpmap:31 H261/90000 a=rtpmap:34 H263/90000 a=rtpmap:115 H263-1998/90000 a=rtpmap:121 H263-2000/90000 a=rtpmap:99 H264/90000 recv 420 bytes from udp/[MyProviderIp]:5060 at 15:27:29.770669: ------------------------------------------------------------------------ SIP/2.0 100 Trying Via: SIP/2.0/UDP MyFSIpHere;rport;branch=z9hG4bK2Ktev9DUUB7tK From: "" ;tag=2SU9FHayaSXcr To: Contact: sip:MyProviderIp:5060 Call-ID: 5d107eb4-e9c7-122d-58a3-001517c07e1e CSeq: 131671088 INVITE Server: (Very nice Sip Registrar/Proxy Server) Allow: ACK,BYE,CANCEL,INVITE,REGISTER,OPTIONS,INFO,MESSAGE Content-Length: 0 ------------------------------------------------------------------------ recv 1030 bytes from udp/[MyProviderIp]:5060 at 15:27:29.774935: ------------------------------------------------------------------------ INVITE sip:gw+12voip.com@MyFSIpHere:5060;transport=udp;gw=12voip.com SIP/2.0 Via: SIP/2.0/UDP MyProviderIp:5060;branch=z9hG4bK6d186dd63c024b6190e5e139d10c5c48 From: "0000000000" ;tag=4e0113ac4c050c86c51a2 To: Contact: sip:0000000000@MyProviderIp:5060 Call-ID: 491618f252ba4d08b48c48ce92b0324c@MyProviderIp CSeq: 1 INVITE User-Agent: (Very nice Sip Registrar/Proxy Server) Allow: ACK,BYE,CANCEL,INVITE,REGISTER,OPTIONS,INFO,MESSAGE Content-Type: application/sdp Content-Length: 453 v=0 o=FrancoisLegal 1275578849 1275578849 IN IP4 80.239.235.106 s=SIP Call c=IN IP4 80.239.235.106 t=0 0 m=audio 11180 RTP/AVP 2 3 9 8 0 101 a=rtpmap:2 G726-32/8000 a=rtpmap:3 GSM/8000 a=rtpmap:9 G722/8000 a=rtpmap:8 PCMA/8000 a=rtpmap:0 PCMU/8000 a=rtpmap:101 telephone-event/8000 m=video 11598 RTP/AVP 31 34 115 121 99 a=rtpmap:31 H261/90000 a=rtpmap:34 H263/90000 a=rtpmap:115 H263-1998/90000 a=rtpmap:121 a=rtpmap:99 a=ptime:20 ------------------------------------------------------------------------ send 605 bytes to udp/[MyProviderIp]:5060 at 15:27:29.775380: ------------------------------------------------------------------------ SIP/2.0 400 Bad Session Description Via: SIP/2.0/UDP MyProviderIp:5060;branch=z9hG4bK6d186dd63c024b6190e5e139d10c5c48 From: "0000000000" ;tag=4e0113ac4c050c86c51a2 To: ;tag=32m2HcU171KZK Call-ID: 491618f252ba4d08b48c48ce92b0324c@MyProviderIp CSeq: 1 INVITE User-Agent: FreeSWITCH-mod_sofia/1.0.head-git- Accept: application/sdp Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, REGISTER, REFER, NOTIFY Supported: timer, precondition, path, replaces Allow-Events: talk, hold, refer Content-Length: 0 ------------------------------------------------------------------------ recv 552 bytes from udp/[MyProviderIp]:5060 at 15:27:29.866610: ------------------------------------------------------------------------ ACK sip:gw+12voip.com@MyFSIpHere:5060;transport=udp;gw=12voip.com SIP/2.0 Via: SIP/2.0/UDP MyProviderIp:5060;branch=z9hG4bK3fecf431e27c437190b2844df71b49b0 From: "0000000000" ;tag=4e0113ac4c050c86c51a2 To: ;tag=32m2HcU171KZK Contact: sip:0000000000@MyProviderIp:5060 Call-ID: 491618f252ba4d08b48c48ce92b0324c@MyProviderIp CSeq: 1 ACK Server: (Very nice Sip Registrar/Proxy Server) Allow: ACK,BYE,CANCEL,INVITE,REGISTER,OPTIONS,INFO,MESSAGE Content-Length: 0 ------------------------------------------------------------------------ recv 423 bytes from udp/[MyProviderIp]:5060 at 15:27:29.866859: ------------------------------------------------------------------------ SIP/2.0 486 Busy here Via: SIP/2.0/UDP MyFSIpHere;rport;branch=z9hG4bK2Ktev9DUUB7tK freeswitch@tls-srv-01> From: "" ;tag=2SU9FHayaSXcr To: Contact: sip:MyProviderIp:5060 Call-ID: 5d107eb4-e9c7-122d-58a3-001517c07e1e CSeq: 131671088 INVITE Server: (Very nice Sip Registrar/Proxy Server) Allow: ACK,BYE,CANCEL,INVITE,REGISTER,OPTIONS,INFO,MESSAGE Content-Length: 0 ------------------------------------------------------------------------ send 320 bytes to udp/[MyProviderIp]:5060 at 15:27:29.867043: ------------------------------------------------------------------------ ACK sip:SomeAccount@provider.com SIP/2.0 Via: SIP/2.0/UDP MyFSIpHere;rport;branch=z9hG4bK2Ktev9DUUB7tK Max-Forwards: 70 From: "" ;tag=2SU9FHayaSXcr To: Call-ID: 5d107eb4-e9c7-122d-58a3-001517c07e1e CSeq: 131671088 ACK Content-Length: 0 ------------------------------------------------------------------------ send 605 bytes to udp/[MyProviderIp]:5060 at 15:27:30.276655: ------------------------------------------------------------------------ SIP/2.0 400 Bad Session Description Via: SIP/2.0/UDP MyProviderIp:5060;branch=z9hG4bK6d186dd63c024b6190e5e139d10c5c48 From: "0000000000" ;tag=4e0113ac4c050c86c51a2 To: ;tag=32m2HcU171KZK Call-ID: 491618f252ba4d08b48c48ce92b0324c@MyProviderIp CSeq: 1 INVITE User-Agent: FreeSWITCH-mod_sofia/1.0.head-git- Accept: application/sdp Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, REGISTER, REFER, NOTIFY Supported: timer, precondition, path, replaces Allow-Events: talk, hold, refer Content-Length: 0 ------------------------------------------------------------------------ recv 498 bytes from udp/[MyProviderIp]:5060 at 15:27:30.341335: ------------------------------------------------------------------------ ACK sip:77.72.169.134:5060 SIP/2.0 Via: SIP/2.0/UDP MyProviderIp:5060;branch=z9hG4bK6d186dd63c024b6190e5e139d10c5c48 From: "0000000000" ;tag=4e0113ac4c050c86c51a2 To: ;tag=32m2HcU171KZK Contact: sip:77.72.169.134:5060 Call-ID: 491618f252ba4d08b48c48ce92b0324c@MyProviderIp CSeq: 1 ACK Server: (Very nice Sip Registrar/Proxy Server) Allow: ACK,BYE,CANCEL,INVITE,REGISTER,OPTIONS,INFO,MESSAGE Content-Length: 0 ------------------------------------------------------------------------