[SR-Users] Strange, can you help me to understand?

I have one client and only one having this problem, everything ok but after 10 seconds the call stop, hangup by the caller Thanks, Olivier U 2014/03/03 11:55:32.516859 XXX.XXX.XX.165:53239 -> YYY.YY.YYY.174:53239 INVITE sip:0485336302@sip.zzzzz.be:53239 SIP/2.0. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bK360b.26510824.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bKd558fc6e05cd7294b8649eee778732cc. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333191 INVITE. Contact: "3242271698" <sip:778987068@XXX.XXX.XX.165:53239;transport=udp>. Max-Forwards: 16. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, INFO, UPDATE. Content-Type: application/sdp. Supported: timer. Content-Length: 353. User-Agent: creativeOne SIP Server at c00262ldpj. . v=0. o=UserA 3638030359 3453013497 IN IP4 XXX.XXX.XX.165. s=Session SDP. c=IN IP4 XXX.XXX.XX.165. t=0 0. m=audio 49154 RTP/AVP 18 8 0 4 101. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:8 PCMA/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:4 G723/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=oldmediaip:172.27.8.2. a=oldmediaip:172.27.8.2. U 2014/03/03 11:55:32.518911 YYY.YY.YYY.174:53239 -> XXX.XXX.XX.165:53239 SIP/2.0 407 Proxy Authentication Required. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bK360b.26510824.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bKd558fc6e05cd7294b8649eee778732cc. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=022de94afdc7c6186b2ed0d3f634dcc7.8da5. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333191 INVITE. Proxy-Authenticate: Digest realm="sip.zzzzz.be", nonce="53145fc200008ccf4aff67544d9ca500a56bf70264daa4af". Server: zzzzz Proxy Server. Content-Length: 0. . U 2014/03/03 11:55:32.543757 XXX.XXX.XX.165:53239 -> YYY.YY.YYY.174:53239 ACK sip:0485336302@sip.zzzzz.be:53239 SIP/2.0. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bK360b.26510824.0. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=022de94afdc7c6186b2ed0d3f634dcc7.8da5. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333191 ACK. Max-Forwards: 16. Content-Length: 0. . U 2014/03/03 11:55:32.555243 XXX.XXX.XX.165:53239 -> YYY.YY.YYY.174:53239 INVITE sip:0485336302@sip.zzzzz.be:53239 SIP/2.0. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bK060b.f4bc6cb2.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bK3dc641d7cf50df62500e0dd8e1da4559. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 INVITE. Contact: "3242271698" <sip:778987068@XXX.XXX.XX.165:53239;transport=udp>. Max-Forwards: 16. Proxy-Authorization: Digest username="778987068",realm="sip.zzzzz.be",nonce="53145fc200008ccf4aff67544d9ca500a56bf70264daa4af",response="3ff2d60377789a2624eb5d479c5460e2",uri="sip:0485336302@sip.zzzzz.be". Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, INFO, UPDATE. Supported: timer. Content-Type: application/sdp. Content-Length: 353. User-Agent: creativeOne SIP Server at c00262ldpj. . v=0. o=UserA 3638030359 3453013498 IN IP4 XXX.XXX.XX.165. s=Session SDP. c=IN IP4 XXX.XXX.XX.165. t=0 0. m=audio 49154 RTP/AVP 18 8 0 4 101. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:8 PCMA/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:4 G723/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=oldmediaip:172.27.8.2. a=oldmediaip:172.27.8.2. U 2014/03/03 11:55:32.591291 YYY.YY.YYY.174:53239 -> XXX.XXX.XX.165:53239 SIP/2.0 100 Giving a try. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bK060b.f4bc6cb2.0;rport=53239;received=XXX.XXX.XX.165. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bK3dc641d7cf50df62500e0dd8e1da4559. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 INVITE. Server: zzzzz Proxy Server. Content-Length: 0. . U 2014/03/03 11:55:32.770059 YYY.YY.YYY.174:53239 -> XXX.XXX.XX.165:53239 SIP/2.0 183 Session Progress. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;rport=53239;received=XXX.XXX.XX.165;branch=z9hG4bK060b.f4bc6cb2.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bK3dc641d7cf50df62500e0dd8e1da4559. Record-Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 INVITE. Server: zzzzz Gateway. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO. Supported: replaces. Contact: <sip:32485336302@YYY.YY.YYY.176>. Content-Type: application/sdp. Content-Length: 337. . v=0. o=root 463087396 463087396 IN IP4 YYY.YY.YYY.176. s=Asterisk PBX 1.6.2.22. c=IN IP4 YYY.YY.YYY.176. t=0 0. m=audio 16018 RTP/AVP 18 8 0 101. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:8 PCMA/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-16. a=silenceSupp:off - - - -. a=ptime:20. a=sendrecv. U 2014/03/03 11:55:44.230021 YYY.YY.YYY.174:53239 -> XXX.XXX.XX.165:53239 SIP/2.0 200 OK. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;rport=53239;received=XXX.XXX.XX.165;branch=z9hG4bK060b.f4bc6cb2.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bK3dc641d7cf50df62500e0dd8e1da4559. Record-Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 INVITE. Server: zzzzz Gateway. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO. Supported: replaces. Contact: <sip:32485336302@YYY.YY.YYY.176>. Content-Type: application/sdp. Content-Length: 337. . v=0. o=root 463087396 463087397 IN IP4 YYY.YY.YYY.176. s=Asterisk PBX 1.6.2.22. c=IN IP4 YYY.YY.YYY.176. t=0 0. m=audio 16018 RTP/AVP 18 8 0 101. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:8 PCMA/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-16. a=silenceSupp:off - - - -. a=ptime:20. a=sendrecv. U 2014/03/03 11:55:44.263116 XXX.XXX.XX.165:53239 -> YYY.YY.YYY.174:53239 ACK sip:32485336302@YYY.YY.YYY.176:53239 SIP/2.0. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bKcydzigwkX. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bKac6590ae34a1ab59eaf5c30b37aeee48. Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 ACK. Max-Forwards: 16. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, INFO, UPDATE. Content-Length: 0. User-Agent: creativeOne SIP Server at c00262ldpj. . U 2014/03/03 11:55:45.025839 YYY.YY.YYY.174:53239 -> XXX.XXX.XX.165:53239 SIP/2.0 200 OK. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;rport=53239;received=XXX.XXX.XX.165;branch=z9hG4bK060b.f4bc6cb2.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bK3dc641d7cf50df62500e0dd8e1da4559. Record-Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 INVITE. Server: zzzzz Gateway. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO. Supported: replaces. Contact: <sip:32485336302@YYY.YY.YYY.176>. Content-Type: application/sdp. Content-Length: 337. . v=0. o=root 463087396 463087397 IN IP4 YYY.YY.YYY.176. s=Asterisk PBX 1.6.2.22. c=IN IP4 YYY.YY.YYY.176. t=0 0. m=audio 16018 RTP/AVP 18 8 0 101. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:8 PCMA/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-16. a=silenceSupp:off - - - -. a=ptime:20. a=sendrecv. U 2014/03/03 11:55:45.025972 YYY.YY.YYY.174:53239 -> XXX.XXX.XX.165:53239 SIP/2.0 200 OK. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;rport=53239;received=XXX.XXX.XX.165;branch=z9hG4bK060b.f4bc6cb2.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bK3dc641d7cf50df62500e0dd8e1da4559. Record-Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 INVITE. Server: zzzzz Gateway. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO. Supported: replaces. Contact: <sip:32485336302@YYY.YY.YYY.176>. Content-Type: application/sdp. Content-Length: 337. . v=0. o=root 463087396 463087397 IN IP4 YYY.YY.YYY.176. s=Asterisk PBX 1.6.2.22. c=IN IP4 YYY.YY.YYY.176. t=0 0. m=audio 16018 RTP/AVP 18 8 0 101. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:8 PCMA/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-16. a=silenceSupp:off - - - -. a=ptime:20. a=sendrecv. U 2014/03/03 11:55:45.056132 XXX.XXX.XX.165:53239 -> YYY.YY.YYY.174:53239 ACK sip:32485336302@YYY.YY.YYY.176:53239 SIP/2.0. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bKcydzigwkX. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bKac6590ae34a1ab59eaf5c30b37aeee48. Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 ACK. Max-Forwards: 16. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, INFO, UPDATE. Content-Length: 0. User-Agent: creativeOne SIP Server at c00262ldpj. . U 2014/03/03 11:55:45.061055 XXX.XXX.XX.165:53239 -> YYY.YY.YYY.174:53239 ACK sip:32485336302@YYY.YY.YYY.176:53239 SIP/2.0. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bKcydzigwkX. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bKac6590ae34a1ab59eaf5c30b37aeee48. Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 ACK. Max-Forwards: 16. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, INFO, UPDATE. Content-Length: 0. User-Agent: creativeOne SIP Server at c00262ldpj. . U 2014/03/03 11:55:45.424840 YYY.YY.YYY.174:53239 -> XXX.XXX.XX.165:53239 SIP/2.0 200 OK. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;rport=53239;received=XXX.XXX.XX.165;branch=z9hG4bK060b.f4bc6cb2.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bK3dc641d7cf50df62500e0dd8e1da4559. Record-Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 INVITE. Server: zzzzz Gateway. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO. Supported: replaces. Contact: <sip:32485336302@YYY.YY.YYY.176>. Content-Type: application/sdp. Content-Length: 337. . v=0. o=root 463087396 463087397 IN IP4 YYY.YY.YYY.176. s=Asterisk PBX 1.6.2.22. c=IN IP4 YYY.YY.YYY.176. t=0 0. m=audio 16018 RTP/AVP 18 8 0 101. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:8 PCMA/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-16. a=silenceSupp:off - - - -. a=ptime:20. a=sendrecv. U 2014/03/03 11:55:45.455847 XXX.XXX.XX.165:53239 -> YYY.YY.YYY.174:53239 ACK sip:32485336302@YYY.YY.YYY.176:53239 SIP/2.0. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bKcydzigwkX. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bKac6590ae34a1ab59eaf5c30b37aeee48. Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 ACK. Max-Forwards: 16. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, INFO, UPDATE. Content-Length: 0. User-Agent: creativeOne SIP Server at c00262ldpj. . U 2014/03/03 11:55:46.224767 YYY.YY.YYY.174:53239 -> XXX.XXX.XX.165:53239 SIP/2.0 200 OK. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;rport=53239;received=XXX.XXX.XX.165;branch=z9hG4bK060b.f4bc6cb2.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bK3dc641d7cf50df62500e0dd8e1da4559. Record-Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 INVITE. Server: zzzzz Gateway. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO. Supported: replaces. Contact: <sip:32485336302@YYY.YY.YYY.176>. Content-Type: application/sdp. Content-Length: 337. . v=0. o=root 463087396 463087397 IN IP4 YYY.YY.YYY.176. s=Asterisk PBX 1.6.2.22. c=IN IP4 YYY.YY.YYY.176. t=0 0. m=audio 16018 RTP/AVP 18 8 0 101. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:8 PCMA/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-16. a=silenceSupp:off - - - -. a=ptime:20. a=sendrecv. U 2014/03/03 11:55:46.256189 XXX.XXX.XX.165:53239 -> YYY.YY.YYY.174:53239 ACK sip:32485336302@YYY.YY.YYY.176:53239 SIP/2.0. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bKcydzigwkX. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bKac6590ae34a1ab59eaf5c30b37aeee48. Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 ACK. Max-Forwards: 16. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, INFO, UPDATE. Content-Length: 0. User-Agent: creativeOne SIP Server at c00262ldpj. . U 2014/03/03 11:55:47.824961 YYY.YY.YYY.174:53239 -> XXX.XXX.XX.165:53239 SIP/2.0 200 OK. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;rport=53239;received=XXX.XXX.XX.165;branch=z9hG4bK060b.f4bc6cb2.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bK3dc641d7cf50df62500e0dd8e1da4559. Record-Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 INVITE. Server: zzzzz Gateway. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO. Supported: replaces. Contact: <sip:32485336302@YYY.YY.YYY.176>. Content-Type: application/sdp. Content-Length: 337. . v=0. o=root 463087396 463087397 IN IP4 YYY.YY.YYY.176. s=Asterisk PBX 1.6.2.22. c=IN IP4 YYY.YY.YYY.176. t=0 0. m=audio 16018 RTP/AVP 18 8 0 101. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:8 PCMA/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-16. a=silenceSupp:off - - - -. a=ptime:20. a=sendrecv. U 2014/03/03 11:55:47.856072 XXX.XXX.XX.165:53239 -> YYY.YY.YYY.174:53239 ACK sip:32485336302@YYY.YY.YYY.176:53239 SIP/2.0. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bKcydzigwkX. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bKac6590ae34a1ab59eaf5c30b37aeee48. Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 ACK. Max-Forwards: 16. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, INFO, UPDATE. Content-Length: 0. User-Agent: creativeOne SIP Server at c00262ldpj. . U 2014/03/03 11:55:51.026123 YYY.YY.YYY.174:53239 -> XXX.XXX.XX.165:53239 SIP/2.0 200 OK. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;rport=53239;received=XXX.XXX.XX.165;branch=z9hG4bK060b.f4bc6cb2.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bK3dc641d7cf50df62500e0dd8e1da4559. Record-Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333192 INVITE. Server: zzzzz Gateway. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO. Supported: replaces. Contact: <sip:32485336302@YYY.YY.YYY.176>. Content-Type: application/sdp. Content-Length: 337. . v=0. o=root 463087396 463087397 IN IP4 YYY.YY.YYY.176. s=Asterisk PBX 1.6.2.22. c=IN IP4 YYY.YY.YYY.176. t=0 0. m=audio 16018 RTP/AVP 18 8 0 101. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:8 PCMA/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-16. a=silenceSupp:off - - - -. a=ptime:20. a=sendrecv. U 2014/03/03 11:56:06.780686 XXX.XXX.XX.165:53239 -> YYY.YY.YYY.174:53239 BYE sip:32485336302@YYY.YY.YYY.176:53239 SIP/2.0. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bK160b.2cfcf6d6.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bK765e0ad4aa257c7771c8dfb1e9cdd43f. Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333193 BYE. Contact: "3242271698" <sip:778987068@XXX.XXX.XX.165:53239;transport=udp>. Max-Forwards: 16. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, INFO, UPDATE. Supported: timer. Content-Length: 0. User-Agent: creativeOne SIP Server at c00262ldpj. . U 2014/03/03 11:56:07.262853 XXX.XXX.XX.165:53239 -> YYY.YY.YYY.174:53239 BYE sip:32485336302@YYY.YY.YYY.176:53239 SIP/2.0. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bK160b.2cfcf6d6.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bK765e0ad4aa257c7771c8dfb1e9cdd43f. Route: <sip:YYY.YY.YYY.174:53239;lr=on;ftag=8713a99116b6a69b>. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333193 BYE. Contact: "3242271698" <sip:778987068@XXX.XXX.XX.165:53239;transport=udp>. Max-Forwards: 16. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, INFO, UPDATE. Supported: timer. Content-Length: 0. User-Agent: creativeOne SIP Server at c00262ldpj. . U 2014/03/03 11:56:08.154960 YYY.YY.YYY.174:53239 -> XXX.XXX.XX.165:53239 SIP/2.0 408 Request Timeout. Via: SIP/2.0/UDP XXX.XXX.XX.165:53239;branch=z9hG4bK160b.2cfcf6d6.0. Via: SIP/2.0/UDP 172.27.8.2:5060;rport=5060;branch=z9hG4bK765e0ad4aa257c7771c8dfb1e9cdd43f. From: "3242271698" <sip:778987068@sip.zzzzz.be>;tag=8713a99116b6a69b. To: <sip:0485336302@sip.zzzzz.be>;tag=as7545f954. Call-ID: 6e8539f27de55f839ad3241b53f1d915(a)172.27.8.2. CSeq: 1846333193 BYE. Server: zzzzz Proxy Server. Content-Length: 0. .