Hi Bogdan, I have the following topology:
Nokia SIP client ------ router --------- OpenSIPS ---------- Asterisk 192.168.253.235 82.76.196.2 193.0.0.30 193.0.0.21 I attached the captured files with opensips logs and packets on 193.0.0.30 port 5060 I belive ACK is not routed properly Thank you, Andrei -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Bogdan-Andrei Iancu Sent: Friday, January 07, 2011 6:26 PM To: OpenSIPS users mailling list Subject: Re: [OpenSIPS-Users] TCP timeout Hi Andrei, which party do hang up the call ? caller? callee ? after the call setup (200 OK), do you any ACK from caller to callee ? Maybe the ACK is not properly routed to callee and callee fires a BYE request - maybe a sip capture from opensips machine will help. Regards, Bogdan Andrei Bucur wrote: > Hi, > > I use opensips 1.6.4-notls and I configure it to listen on TCP 5060 > and UDP > 5060 > Everything is working ok on the UDP part but if using TCP 5060 the call > hangs up after about 130 sec > > The problem seems like to be tcpconn_timeout: > ============================================================================ ====================== > Jan 7 11:03:14 proxy /usr/local/sbin/opensips[15892]: > DBG:core:tcpconn_timeout: timeout for hash=2 - 0x7ff3d90703d0 (2816 > > 2811) > Jan 7 11:03:14 proxy /usr/local/sbin/opensips[15892]: > DBG:core:io_watch_del: io_watch_del (0x762c20, 40, -1, 0x10) fd_no=30 > called > Jan 7 11:03:15 proxy /usr/local/sbin/opensips[15892]: > DBG:core:print_ip: tcpconn_new: new tcp connection to: 192.168.231.55 > Jan 7 11:03:15 proxy /usr/local/sbin/opensips[15892]: > DBG:core:tcpconn_new: on port 33598, type 2 > Jan 7 11:03:15 proxy /usr/local/sbin/opensips[15892]: > DBG:core:tcpconn_add: hashes: 255, 3 > Jan 7 11:03:15 proxy /usr/local/sbin/opensips[15892]: > DBG:core:handle_new_connect: new connection: 0x7ff3d90703d0 40 flags: 0002 > Jan 7 11:03:15 proxy /usr/local/sbin/opensips[15892]: > DBG:core:send2child: to tcp child 0 0(15882), 0x7ff3d90703d0 > Jan 7 11:03:15 proxy /usr/local/sbin/opensips[15882]: > DBG:core:handle_io: received n=8 con=0x7ff3d90703d0, fd=36 > Jan 7 11:03:15 proxy /usr/local/sbin/opensips[15882]: > DBG:core:io_watch_add: io_watch_add(0x762d80, 36, 2, 0x7ff3d90703d0), > fd_no=1 > Jan 7 11:03:15 proxy /usr/local/sbin/opensips[15882]: > DBG:core:tcp_read_req: content-length= 0 > Jan 7 11:03:15 proxy /usr/local/sbin/opensips[15882]: > DBG:core:parse_msg: SIP Request: > Jan 7 11:03:15 proxy /usr/local/sbin/opensips[15882]: > DBG:core:parse_msg: method: <BYE> > Jan 7 11:03:15 proxy /usr/local/sbin/opensips[15882]: > DBG:core:parse_msg: uri: <sip:*[email protected]> > Jan 7 11:03:15 proxy /usr/local/sbin/opensips[15882]: > DBG:core:parse_msg: version: <SIP/2.0> > Jan 7 11:03:15 proxy /usr/local/sbin/opensips[15882]: > DBG:core:parse_headers: flags=2 > ============================================================================ ====================== > > Any suggestion ? > Thank you, > Andrei > > ------------------------------------------------------------------------ > > _______________________________________________ > Users mailing list > [email protected] > http://lists.opensips.org/cgi-bin/mailman/listinfo/users > -- Bogdan-Andrei Iancu OpenSIPS Event - expo, conf, social, bootcamp 2 - 4 February 2011, ITExpo, Miami, USA www.voice-system.ro _______________________________________________ Users mailing list [email protected] http://lists.opensips.org/cgi-bin/mailman/listinfo/users
Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18847]: DBG:core:tcpconn_timeout: timeout for hash=1 - 0x7f21d5e53168 (157 > 152) Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18847]: DBG:core:io_watch_del: io_watch_del (0x762c20, 25, -1, 0x10) fd_no=18 called Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18847]: DBG:core:print_ip: tcpconn_new: new tcp connection to: 82.76.196.2 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18847]: DBG:core:tcpconn_new: on port 41889, type 2 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18847]: DBG:core:tcpconn_add: hashes: 1011, 2 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18847]: DBG:core:handle_new_connect: new connection: 0x7f21d5e53168 25 flags: 0002 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18847]: DBG:core:send2child: to tcp child 0 0(18842), 0x7f21d5e53168 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:handle_io: received n=8 con=0x7f21d5e53168, fd=21 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:io_watch_add: io_watch_add(0x762d80, 21, 2, 0x7f21d5e53168), fd_no=1 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:tcp_read_req: content-length= 0 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_msg: SIP Request: Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_msg: method: <BYE> Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_msg: uri: <sip:*[email protected]> Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_msg: version: <SIP/2.0> Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_headers: flags=2 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_via_param: found param type 232, <branch> = <z9hG4bK5msquoq8i5hc7sbg0raeuu7>; state=6 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_via_param: found param type 235, <rport> = <n/a>; state=17 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_via: end of header reached, state=5 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_headers: via found, flags=2 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_headers: this is the first via Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:receive_msg: After parse_msg... Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:receive_msg: preparing to run routing scripts... Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_headers: flags=100 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_to_param: tag=as62acd0d2 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_to: end of header reached, state=29 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_to: display={}, ruri={sip:*[email protected]} Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:get_hdr_field: <To> [46]; uri=[sip:*[email protected]] Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:get_hdr_field: to body [<sip:*[email protected]>] Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:get_hdr_field: cseq <CSeq>: <1221> <BYE> Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:maxfwd:is_maxfwd_present: value = 70 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_headers: flags=78 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:t_lookup_request: start searching: hash=56091, isACK=0 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:matching_3261: RFC3261 transaction matching failed Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:t_lookup_request: no transaction found Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_to_param: tag=hopauop0fhhc6ipv06ic Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_to: end of header reached, state=29 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_to: display={}, ruri={sip:[email protected]} Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_headers: flags=200 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:rr:is_preloaded: is_preloaded: No Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:grep_sock_info: checking if host==us: 14==14 && [193.0.0.21] == [193.0.0.30] Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:grep_sock_info: checking if port 5060 matches port 5060 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:grep_sock_info: checking if host==us: 14==14 && [193.0.0.21] == [193.0.0.30] Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:grep_sock_info: checking if port 5060 matches port 5060 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:check_self: host != me Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:grep_sock_info: checking if host==us: 14==14 && [193.0.0.30] == [193.0.0.30] Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:grep_sock_info: checking if port 5060 matches port 5060 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:rr:after_loose: Topmost route URI: 'sip:193.0.0.30;transport=TCP;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic' is me Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:grep_sock_info: checking if host==us: 14==14 && [193.0.0.30] == [193.0.0.30] Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:grep_sock_info: checking if port 5060 matches port 5060 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_headers: flags=200 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:get_hdr_field: content_length=0 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:get_hdr_field: found end of header Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:rr:find_next_route: No next Route HF found Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:rr:after_loose: no next URI found Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:rr:run_rr_callbacks: callback id 2 entered with <transport=TCP;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic> Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:uac:restore_uri: getting 'vsf' Route param Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:uac:restore_uri: route param 'vsf' not found Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:uac:restore_uri: getting 'vst' Route param Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:uac:restore_uri: route param 'vst' not found Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_headers: flags=ffffffffffffffff Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:t_newtran: transaction on entrance=(nil) Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_headers: flags=ffffffffffffffff Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:parse_headers: flags=78 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:t_lookup_request: start searching: hash=56091, isACK=0 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:matching_3261: RFC3261 transaction matching failed Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:t_lookup_request: no transaction found Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:run_reqin_callbacks: trans=0x7f21d5e63308, callback type 1, id 1 entered Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:run_reqin_callbacks: trans=0x7f21d5e63308, callback type 1, id 0 entered Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:siptrace:trace_onreq_in: nothing to trace... Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:mk_proxy: doing DNS lookup... Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:build_req_buf_from_sip_req: id added: <;i=2>, rcv proto=2 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:set_timer: relative timeout is 500000 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:insert_timer_unsafe: [4]: 0x7f21d5e63528 (158200000) Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:set_timer: relative timeout is 30 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:insert_timer_unsafe: [0]: 0x7f21d5e63558 (187) Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:t_relay_to: new transaction fwd'ed Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: ROUTE 1 ENDING BYE sip:[email protected] sip:*[email protected] Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:tm:t_unref: UNREF_UNSAFE: [0x7f21d5e63308] after is 0 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:destroy_avp_list: destroying list (nil) Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:receive_msg: cleaning up Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_msg: SIP Reply (status): Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_msg: version: <SIP/2.0> Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_msg: status: <200> Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_msg: reason: <OK> Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_headers: flags=2 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_via_param: found param type 232, <branch> = <z9hG4bKb1bd.cb19f86.0>; state=6 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_via_param: found param type 236, <i> = <2>; state=6 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_via_param: found param type 234, <received> = <193.0.0.30>; state=16 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_via: end of header reached, state=5 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_headers: via found, flags=2 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_headers: this is the first via Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:receive_msg: After parse_msg... Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:forward_reply: found module nathelper, passing reply to it Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_headers: flags=4 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_via_param: found param type 234, <received> = <82.76.196.2>; state=6 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_via_param: found param type 232, <branch> = <z9hG4bK5msquoq8i5hc7sbg0raeuu7>; state=6 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_via_param: found param type 235, <rport> = <41889>; state=16 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_via: end of header reached, state=5 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_headers: via found, flags=4 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_headers: parse_headers: this is the second via Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:forward_reply: found module tm, passing reply to it Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:tm:t_check: start=0xffffffffffffffff Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_headers: flags=22 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_to_param: tag=as62acd0d2 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_to: end of header reached, state=29 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_to: display={}, ruri={sip:*[email protected]} Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:get_hdr_field: <To> [46]; uri=[sip:*[email protected]] Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:get_hdr_field: to body [<sip:*[email protected]>] Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:get_hdr_field: cseq <CSeq>: <1221> <BYE> Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:tm:t_reply_matching: hash 56091 label 110072252 branch 0 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:tm:t_reply_matching: REF_UNSAFE:[0x7f21d5e63308] after is 1 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:tm:t_reply_matching: reply matched (T=0x7f21d5e63308)! Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:tm:t_check: end=0x7f21d5e63308 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:tm:reply_received: org. status uas=0, uac[0]=0 local=0 is_invite=0) Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:tm:t_should_relay_response: T_code=0, new_code=200 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:tm:relay_reply: branch=0, save=0, relay=0 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:parse_headers: flags=2000 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:get_hdr_field: content_length=0 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:build_res_buf_from_sip_res: old size: 713, new size: 623 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:build_res_buf_from_sip_res: copied size: orig:106, new: 16, rest: 607 msg=#012SIP/2.0 200 OK#015#012Via: SIP/2.0/TCP 192.168.253.235:5060;received=82.76.196.2;branch=z9hG4bK5msquoq8i5hc7sbg0raeuu7;rport=41889#015#012Record-Route: <sip:193.0.0.30;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>#015#012Record-Route: <sip:193.0.0.30;transport=tcp;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>#015#012From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic#015#012To: <sip:*[email protected]>;tag=as62acd0d2#015#012Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC#015#012CSeq: 1221 BYE#015#012User-Agent: "PBX"#015#012Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY#015#012Supported: replaces#015#012Contact: <sip:*[email protected]>#015#012Content-Length: 0#015#012#015#012 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:_shm_resize: resize(0) called Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:tm:insert_timer_unsafe: [2]: 0x7f21d5e63388 (162) Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:tcp_send: tcp connection found (0x7f21d5e53168), acquiring fd Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:tcp_send: c= 0x7f21d5e53168, n=16 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18847]: DBG:core:handle_ser_child: read response= 7f21d5e53168, 1, fd -1 from 5 (18838) Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:tcp_send: after receive_fd: c= 0x7f21d5e53168 n=8 fd=14 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:tcp_send: sending... Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:tcp_send: after write: c= 0x7f21d5e53168 n=623 fd=14 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:tcp_send: buf=#012SIP/2.0 200 OK#015#012Via: SIP/2.0/TCP 192.168.253.235:5060;received=82.76.196.2;branch=z9hG4bK5msquoq8i5hc7sbg0raeuu7;rport=41889#015#012Record-Route: <sip:193.0.0.30;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>#015#012Record-Route: <sip:193.0.0.30;transport=tcp;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>#015#012From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic#015#012To: <sip:*[email protected]>;tag=as62acd0d2#015#012Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC#015#012CSeq: 1221 BYE#015#012User-Agent: "PBX"#015#012Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY#015#012Supported: replaces#015#012Contact: <sip:*[email protected]>#015#012Content-Length: 0#015#012#015#012 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:tm:relay_reply: sent buf=0x7b2998: SIP/2.0 2..., shmem=0x7f21d5e667a0: SIP/2.0 2 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:tm:cleanup_uac_timers: RETR/FR timers reset Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:tm:t_unref: UNREF_UNSAFE: [0x7f21d5e63308] after is 0 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:destroy_avp_list: destroying list (nil) Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18838]: DBG:core:receive_msg: cleaning up Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:tcp_read: EOF on 0x7f21d5e53168, FD 21 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:tcp_read_req: EOF Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:io_watch_del: io_watch_del (0x762d80, 21, -1, 0x10) fd_no=2 called Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:release_tcpconn: releasing con 0x7f21d5e53168, state -1, fd=21, id=2 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18842]: DBG:core:release_tcpconn: extra_data (nil) Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18847]: DBG:core:handle_tcp_child: reader response= 7f21d5e53168, -1 from 0 Jan 7 20:26:39 proxy /usr/local/sbin/opensips[18847]: DBG:core:tcpconn_destroy: destroying connection 0x7f21d5e53168, flags 0002
T 82.76.196.2:34751 -> 193.0.0.30:5060 [AP] REGISTER sip:proxy.local.ro;transport=TCP SIP/2.0. Route: <sip:proxy.local.ro;lr;transport=TCP>. Via: SIP/2.0/TCP 192.168.253.235:5060;branch=z9hG4bKb7fauosof5hc7g7paukvhec;rport. From: <sip:[email protected]>;tag=dgcauotl51hc7du3aukj. To: <sip:[email protected]>. Contact: <sip:[email protected];transport=TCP>;expires=3600. CSeq: 1219 REGISTER. Call-ID: 1FmLoOMfoIccDluF0oAi3HpCclTr8d. Supported: sec-agree. User-Agent: E71-1 RM-346 300.21.012. Max-Forwards: 70. Content-Length: 0. . T 193.0.0.30:5060 -> 82.76.196.2:34751 [AP] SIP/2.0 401 Unauthorized. Via: SIP/2.0/TCP 192.168.253.235:5060;branch=z9hG4bKb7fauosof5hc7g7paukvhec;rport=34751;received=82.76.196.2. From: <sip:[email protected]>;tag=dgcauotl51hc7du3aukj. To: <sip:[email protected]>;tag=4e6fec1d973caa27a52f1995187ba08f.d0bd. CSeq: 1219 REGISTER. Call-ID: 1FmLoOMfoIccDluF0oAi3HpCclTr8d. WWW-Authenticate: Digest realm="proxy.local.ro", nonce="4d275a750000000068c2d41f898b4c3e0ef4e19af604ae0b". Server: OpenSIPS (1.6.4-notls (x86_64/linux)). Content-Length: 0. . T 82.76.196.2:34751 -> 193.0.0.30:5060 [AP] REGISTER sip:proxy.local.ro;transport=TCP SIP/2.0. Route: <sip:proxy.local.ro;lr;transport=TCP>. Via: SIP/2.0/TCP 192.168.253.235:5060;branch=z9hG4bKs1cqdg56o2sf8fublthg2nj;rport. From: <sip:[email protected]>;tag=dgcauotl51hc7du3aukj. To: <sip:[email protected]>. Contact: <sip:[email protected];transport=TCP>;expires=3600. CSeq: 1220 REGISTER. Call-ID: 1FmLoOMfoIccDluF0oAi3HpCclTr8d. Supported: sec-agree. User-Agent: E71-1 RM-346 300.21.012. Max-Forwards: 70. Authorization: Digest realm="proxy.local.ro",nonce="4d275a750000000068c2d41f898b4c3e0ef4e19af604ae0b",algorithm=MD5,username="50102",uri="sip:proxy.local.ro;transport=TCP",response="0ecddabac3012bb31cf6298e18b7d7f9". Content-Length: 0. . T 193.0.0.30:5060 -> 82.76.196.2:34751 [AP] SIP/2.0 200 OK. Via: SIP/2.0/TCP 192.168.253.235:5060;branch=z9hG4bKs1cqdg56o2sf8fublthg2nj;rport=34751;received=82.76.196.2. From: <sip:[email protected]>;tag=dgcauotl51hc7du3aukj. To: <sip:[email protected]>;tag=4e6fec1d973caa27a52f1995187ba08f.3a04. CSeq: 1220 REGISTER. Call-ID: 1FmLoOMfoIccDluF0oAi3HpCclTr8d. Contact: <sip:[email protected];transport=TCP>;expires=3600. Server: OpenSIPS (1.6.4-notls (x86_64/linux)). Content-Length: 0. . T 82.76.196.2:34751 -> 193.0.0.30:5060 [AP] INVITE sip:*[email protected] SIP/2.0. Route: <sip:proxy.local.ro;lr;transport=TCP>. Via: SIP/2.0/TCP 192.168.253.235:5060;branch=z9hG4bKnphquor9mdhc70n106icq57;rport. From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic. To: <sip:*[email protected]>. Contact: <sip:[email protected];transport=TCP>. Supported: 100rel,sec-agree. CSeq: 1220 INVITE. Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC. Allow: INVITE,ACK,BYE,CANCEL,REFER,NOTIFY,OPTIONS,PRACK. Expires: 120. Privacy: none. User-Agent: E71-1 RM-346 300.21.012. P-Preferred-Identity: sip:[email protected]. Max-Forwards: 70. Content-Type: application/sdp. Accept: application/sdp. Content-Length: 451. . T 82.76.196.2:34751 -> 193.0.0.30:5060 [AP] v=0. o=Nokia-SIPUA 63462687797849125 63462687797849125 IN IP4 192.168.253.235. s=-. c=IN IP4 192.168.253.235. t=0 0. m=audio 49152 RTP/AVP 96 0 8 97 18 98 13. a=sendrecv. a=ptime:20. a=maxptime:200. a=fmtp:96 mode-change-neighbor=1. a=fmtp:18 annexb=no. a=fmtp:98 0-15. a=rtpmap:96 AMR/8000/1. a=rtpmap:0 PCMU/8000/1. a=rtpmap:8 PCMA/8000/1. a=rtpmap:97 iLBC/8000/1. a=rtpmap:18 G729/8000/1. a=rtpmap:98 telephone-event/8000/1. a=rtpmap:13 CN/8000/1. T 193.0.0.30:5060 -> 82.76.196.2:34751 [AP] SIP/2.0 100 Giving a try. Via: SIP/2.0/TCP 192.168.253.235:5060;branch=z9hG4bKnphquor9mdhc70n106icq57;rport=34751;received=82.76.196.2. From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic. To: <sip:*[email protected]>. CSeq: 1220 INVITE. Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC. Server: OpenSIPS (1.6.4-notls (x86_64/linux)). Content-Length: 0. . U 193.0.0.30:5060 -> 193.0.0.21:5060 INVITE sip:*[email protected]:5060 SIP/2.0. Record-Route: <sip:193.0.0.30;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. Record-Route: <sip:193.0.0.30;transport=tcp;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. Via: SIP/2.0/UDP 193.0.0.30;branch=z9hG4bKa1bd.477d454.0;i=1. Via: SIP/2.0/TCP 192.168.253.235:5060;received=82.76.196.2;branch=z9hG4bKnphquor9mdhc70n106icq57;rport=34751. From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic. To: <sip:*[email protected]>. Contact: <sip:[email protected];transport=TCP>. Supported: 100rel,sec-agree. CSeq: 1220 INVITE. Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC. Allow: INVITE,ACK,BYE,CANCEL,REFER,NOTIFY,OPTIONS,PRACK. Expires: 120. Privacy: none. User-Agent: E71-1 RM-346 300.21.012. P-Preferred-Identity: sip:[email protected]. Max-Forwards: 69. Content-Type: application/sdp. Accept: application/sdp. Content-Length: 451. . v=0. o=Nokia-SIPUA 63462687797849125 63462687797849125 IN IP4 192.168.253.235. s=-. c=IN IP4 192.168.253.235. t=0 0. m=audio 49152 RTP/AVP 96 0 8 97 18 98 13. a=sendrecv. a=ptime:20. a=maxptime:200. a=fmtp:96 mode-change-neighbor=1. a=fmtp:18 annexb=no. a=fmtp:98 0-15. a=rtpmap:96 AMR/8000/1. a=rtpmap:0 PCMU/8000/1. a=rtpmap:8 PCMA/8000/1. a=rtpmap:97 iLBC/8000/1. a=rtpmap:18 G729/8000/1. a=rtpmap:98 telephone-event/8000/1. a=rtpmap:13 CN/8000/1. U 193.0.0.21:5060 -> 193.0.0.30:5060 SIP/2.0 100 Trying. Via: SIP/2.0/UDP 193.0.0.30;branch=z9hG4bKa1bd.477d454.0;i=1;received=193.0.0.30. Via: SIP/2.0/TCP 192.168.253.235:5060;received=82.76.196.2;branch=z9hG4bKnphquor9mdhc70n106icq57;rport=34751. Record-Route: <sip:193.0.0.30;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. Record-Route: <sip:193.0.0.30;transport=tcp;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic. To: <sip:*[email protected]>. Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC. CSeq: 1220 INVITE. User-Agent: "PBX". Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Supported: replaces. Contact: <sip:*[email protected]>. Content-Length: 0. . U 193.0.0.21:5060 -> 193.0.0.30:5060 SIP/2.0 200 OK. Via: SIP/2.0/UDP 193.0.0.30;branch=z9hG4bKa1bd.477d454.0;i=1;received=193.0.0.30. Via: SIP/2.0/TCP 192.168.253.235:5060;received=82.76.196.2;branch=z9hG4bKnphquor9mdhc70n106icq57;rport=34751. Record-Route: <sip:193.0.0.30;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. Record-Route: <sip:193.0.0.30;transport=tcp;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic. To: <sip:*[email protected]>;tag=as62acd0d2. Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC. CSeq: 1220 INVITE. User-Agent: "PBX". Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Supported: replaces. Contact: <sip:*[email protected]>. Content-Type: application/sdp. Content-Length: 357. . v=0. o=root 31570 31570 IN IP4 193.0.0.21. s=session. c=IN IP4 193.0.0.21. t=0 0. m=audio 15762 RTP/AVP 18 8 0 97 98. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:8 PCMA/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:97 iLBC/8000. a=fmtp:97 mode=30. a=rtpmap:98 telephone-event/8000. a=fmtp:98 0-16. a=silenceSupp:off - - - -. a=ptime:20. a=sendrecv. T 193.0.0.30:5060 -> 82.76.196.2:34751 [AP] SIP/2.0 200 OK. Via: SIP/2.0/TCP 192.168.253.235:5060;received=82.76.196.2;branch=z9hG4bKnphquor9mdhc70n106icq57;rport=34751. Record-Route: <sip:193.0.0.30;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. Record-Route: <sip:193.0.0.30;transport=tcp;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic. To: <sip:*[email protected]>;tag=as62acd0d2. Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC. CSeq: 1220 INVITE. User-Agent: "PBX". Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Supported: replaces. Contact: <sip:*[email protected]>. Content-Type: application/sdp. Content-Length: 357. . v=0. o=root 31570 31570 IN IP4 193.0.0.21. s=session. c=IN IP4 193.0.0.21. t=0 0. m=audio 15762 RTP/AVP 18 8 0 97 98. a=rtpmap:18 G729/8000. a=fmtp:18 annexb=no. a=rtpmap:8 PCMA/8000. a=rtpmap:0 PCMU/8000. a=rtpmap:97 iLBC/8000. a=fmtp:97 mode=30. a=rtpmap:98 telephone-event/8000. a=fmtp:98 0-16. a=silenceSupp:off - - - -. a=ptime:20. a=sendrecv. T 82.76.196.2:34751 -> 193.0.0.30:5060 [AP] ACK sip:*[email protected] SIP/2.0. Route: <sip:193.0.0.30;transport=TCP;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>,<sip:193.0.0.30;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. Via: SIP/2.0/TCP 192.168.253.235:5060;branch=z9hG4bK3mtf4sjk0aaqbondlthp82j;rport. To: <sip:*[email protected]>;tag=as62acd0d2. From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic. Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC. CSeq: 1220 ACK. Supported: sec-agree. Max-Forwards: 70. Content-Length: 0. . U 193.0.0.30:5060 -> 193.0.0.21:5060 ACK sip:*[email protected] SIP/2.0. Record-Route: <sip:193.0.0.30;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. Record-Route: <sip:193.0.0.30;transport=tcp;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. Via: SIP/2.0/UDP 193.0.0.30;branch=z9hG4bKa1bd.477d454.2;i=1. Via: SIP/2.0/TCP 192.168.253.235:5060;received=82.76.196.2;branch=z9hG4bK3mtf4sjk0aaqbondlthp82j;rport=34751. To: <sip:*[email protected]>;tag=as62acd0d2. From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic. Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC. CSeq: 1220 ACK. Supported: sec-agree. Max-Forwards: 69. Content-Length: 0. P-hint: rr-enforced. . .... U 82.76.196.2:51308 -> 193.0.0.30:5060 REGISTER sip:proxy.local.ro:5060 SIP/2.0. Via: SIP/2.0/UDP 192.168.168.2:51308;branch=z9hG4bK-d8754z-3a688e30434ea70d-1---d8754z-;rport. Max-Forwards: 70. Contact: <sip:[email protected]:51308;rinstance=2dc401b09ea04159>. To: "50107"<sip:[email protected]:5060>. From: "50107"<sip:[email protected]:5060>;tag=dc67112d. Call-ID: NjJlOTljOTc5YTJhZDU4OGRjODc1MjJmYTNmNTEyMmI.. CSeq: 15 REGISTER. Expires: 120. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REGISTER, SUBSCRIBE, NOTIFY, REFER, INFO, MESSAGE. Supported: replaces. User-Agent: 3CXPhone 5.0.14439.0. Authorization: Digest username="50107",realm="proxy.local.ro",nonce="4d275a2c00000008f9f16b907935cbafaafc2ab4550caac1",uri="sip:proxy.local.ro:5060",response="9fc25758dee662e6c33b14cffbc63b29",algorithm=MD5. Content-Length: 0. . U 193.0.0.30:5060 -> 82.76.196.2:51308 SIP/2.0 401 Unauthorized. Via: SIP/2.0/UDP 192.168.168.2:51308;branch=z9hG4bK-d8754z-3a688e30434ea70d-1---d8754z-;rport=51308;received=82.76.196.2. To: "50107"<sip:[email protected]:5060>;tag=4e6fec1d973caa27a52f1995187ba08f.2199. From: "50107"<sip:[email protected]:5060>;tag=dc67112d. Call-ID: NjJlOTljOTc5YTJhZDU4OGRjODc1MjJmYTNmNTEyMmI.. CSeq: 15 REGISTER. WWW-Authenticate: Digest realm="proxy.local.ro", nonce="4d275a9800000001e55f304f31b09eb28c641655471d86a0", stale=true. Server: OpenSIPS (1.6.4-notls (x86_64/linux)). Content-Length: 0. . U 82.76.196.2:51308 -> 193.0.0.30:5060 REGISTER sip:proxy.local.ro:5060 SIP/2.0. Via: SIP/2.0/UDP 192.168.168.2:51308;branch=z9hG4bK-d8754z-95033c773933ab31-1---d8754z-;rport. Max-Forwards: 70. Contact: <sip:[email protected]:51308;rinstance=2dc401b09ea04159>. To: "50107"<sip:[email protected]:5060>. From: "50107"<sip:[email protected]:5060>;tag=dc67112d. Call-ID: NjJlOTljOTc5YTJhZDU4OGRjODc1MjJmYTNmNTEyMmI.. CSeq: 16 REGISTER. Expires: 120. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REGISTER, SUBSCRIBE, NOTIFY, REFER, INFO, MESSAGE. Supported: replaces. User-Agent: 3CXPhone 5.0.14439.0. Authorization: Digest username="50107",realm="proxy.local.ro",nonce="4d275a9800000001e55f304f31b09eb28c641655471d86a0",uri="sip:proxy.local.ro:5060",response="dc52ef36e95278501ee86ab29da988b6",algorithm=MD5. Content-Length: 0. . U 193.0.0.30:5060 -> 82.76.196.2:51308 SIP/2.0 200 OK. Via: SIP/2.0/UDP 192.168.168.2:51308;branch=z9hG4bK-d8754z-95033c773933ab31-1---d8754z-;rport=51308;received=82.76.196.2. To: "50107"<sip:[email protected]:5060>;tag=4e6fec1d973caa27a52f1995187ba08f.b204. From: "50107"<sip:[email protected]:5060>;tag=dc67112d. Call-ID: NjJlOTljOTc5YTJhZDU4OGRjODc1MjJmYTNmNTEyMmI.. CSeq: 16 REGISTER. Contact: <sip:[email protected]:5060>;expires=2629, <sip:[email protected]:51308;rinstance=2dc401b09ea04159>;expires=120. Server: OpenSIPS (1.6.4-notls (x86_64/linux)). Content-Length: 0. . T 82.76.196.2:41889 -> 193.0.0.30:5060 [AP] BYE sip:*[email protected] SIP/2.0. Route: <sip:193.0.0.30;transport=TCP;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>,<sip:193.0.0.30;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. Via: SIP/2.0/TCP 192.168.253.235:5060;branch=z9hG4bK5msquoq8i5hc7sbg0raeuu7;rport. To: <sip:*[email protected]>;tag=as62acd0d2. From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic. Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC. CSeq: 1221 BYE. Max-Forwards: 70. Content-Length: 0. . U 193.0.0.30:5060 -> 193.0.0.21:5060 BYE sip:*[email protected] SIP/2.0. Record-Route: <sip:193.0.0.30;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. Record-Route: <sip:193.0.0.30;transport=tcp;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. Via: SIP/2.0/UDP 193.0.0.30;branch=z9hG4bKb1bd.cb19f86.0;i=2. Via: SIP/2.0/TCP 192.168.253.235:5060;received=82.76.196.2;branch=z9hG4bK5msquoq8i5hc7sbg0raeuu7;rport=41889. To: <sip:*[email protected]>;tag=as62acd0d2. From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic. Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC. CSeq: 1221 BYE. Max-Forwards: 69. Content-Length: 0. P-hint: rr-enforced. . U 193.0.0.21:5060 -> 193.0.0.30:5060 SIP/2.0 200 OK. Via: SIP/2.0/UDP 193.0.0.30;branch=z9hG4bKb1bd.cb19f86.0;i=2;received=193.0.0.30. Via: SIP/2.0/TCP 192.168.253.235:5060;received=82.76.196.2;branch=z9hG4bK5msquoq8i5hc7sbg0raeuu7;rport=41889. Record-Route: <sip:193.0.0.30;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. Record-Route: <sip:193.0.0.30;transport=tcp;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic. To: <sip:*[email protected]>;tag=as62acd0d2. Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC. CSeq: 1221 BYE. User-Agent: "PBX". Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Supported: replaces. Contact: <sip:*[email protected]>. Content-Length: 0. . T 193.0.0.30:5060 -> 82.76.196.2:41889 [AP] SIP/2.0 200 OK. Via: SIP/2.0/TCP 192.168.253.235:5060;received=82.76.196.2;branch=z9hG4bK5msquoq8i5hc7sbg0raeuu7;rport=41889. Record-Route: <sip:193.0.0.30;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. Record-Route: <sip:193.0.0.30;transport=tcp;r2=on;lr=on;ftag=hopauop0fhhc6ipv06ic>. From: <sip:[email protected]>;tag=hopauop0fhhc6ipv06ic. To: <sip:*[email protected]>;tag=as62acd0d2. Call-ID: BY6LoZT5oIefuw6APm2AEyDHQuczUC. CSeq: 1221 BYE. User-Agent: "PBX". Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Supported: replaces. Contact: <sip:*[email protected]>. Content-Length: 0. .
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