*here is an ngrep of the working one* U 2018/04/19 05:31:31.112392 a.b.c.d:6060 -> a.b.c.d:5090 INVITE sip:[email protected]:6060;transport=UDP SIP/2.0. Record-Route: <sip:a.b.c.d:6060;lr;ftag=d75e236e;nat=yes>. Via: SIP/2.0/UDP a.b.c.d:6060;branch=z9hG4bK638a.ebce2b6669d2c54149bcc613c89d6510.1. Via: SIP/2.0/UDP w.x.y.z:34439;received=w.x.y.z;branch=z9hG4bK-524287-1---4c57b6fa8ff74676;rport=34439. Max-Forwards: 70. Contact: <sip:[email protected]:34439;transport=UDP;alias=w.x.y.z~34439~1>. To: <sip:[email protected]:6060;transport=UDP>. From: <sip:[email protected]:6060;transport=UDP>;tag=d75e236e. Call-ID: 7O090_g-Ndh_I22Zi5ZOhQ... P-Called-Identity: 408. CSeq: 2 INVITE. Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, SUBSCRIBE. Content-Type: application/sdp. Proxy-Authorization: Digest username="kelvin",realm="domain.com ",nonce="3861e6cdaf8a44cce98721e3c8dda428",uri="sip:[email protected] :6060;transport=UDP",response="b7a365bd35650736c45d2048d924ea0b",cnonce="492da67adf4a5853f0aa012c2fa5a757",nc=00000001,qop=auth,algorithm=MD5. User-Agent: Zoiper rv2.8.87-mod. Allow-Events: presence, kpml, talk. Content-Length: 255. P-Called-Party-ID: <sip:[email protected]:6060;transport=UDP>. . v=0. o=Zoiper 0 0 IN IP4 a.b.c.d. s=Zoiper. c=IN IP4 a.b.c.d. t=0 0. m=audio 19592 RTP/AVP 3 101 0 8. a=rtpmap:3 GSM/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-16. a=rtpmap:0 PCMU/8000. a=rtpmap:8 PCMA/8000. a=sendrecv. a=rtcp:19593.
U 2018/04/19 05:31:31.180853 a.b.c.d:5090 -> a.b.c.d:6060 SIP/2.0 100 Trying. Via: SIP/2.0/UDP a.b.c.d:6060;branch=z9hG4bK638a.ebce2b6669d2c54149bcc613c89d6510.1. Via: SIP/2.0/UDP w.x.y.z:34439;received=w.x.y.z;branch=z9hG4bK-524287-1---4c57b6fa8ff74676;rport=34439. To: <sip:[email protected]:6060;transport=UDP>. From: <sip:[email protected]:6060;transport=UDP>;tag=d75e236e. Call-ID: 7O090_g-Ndh_I22Zi5ZOhQ... CSeq: 2 INVITE. Server: kamailio (5.1.2 (x86_64/linux)). Content-Length: 0. . U 2018/04/19 05:31:35.134023 a.b.c.d:5090 -> a.b.c.d:6060 SIP/2.0 183 Session Progress. Via: SIP/2.0/UDP a.b.c.d:6060;branch=z9hG4bK638a.ebce2b6669d2c54149bcc613c89d6510.1. Via: SIP/2.0/UDP w.x.y.z:34439;received=w.x.y.z;branch=z9hG4bK-524287-1---4c57b6fa8ff74676;rport=34439. Record-Route: <sip:a.b.c.d:5090;lr=on;ftag=d75e236e;did=208.b272;ReIn=true>,<sip:a.b.c.d:6060;lr;ftag=d75e236e;nat=yes>. From: <sip:[email protected]:6060;transport=UDP>;tag=d75e236e. To: <sip:[email protected]:6060;transport=UDP>;tag=r5eFv3QrQD71H. Call-ID: 7O090_g-Ndh_I22Zi5ZOhQ... CSeq: 2 INVITE. Contact: <sip:e.f.g.h;did=2082.1aaa8341>. User-Agent: SIP. Accept: application/sdp. Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY. Supported: timer, path, replaces. Allow-Events: talk, hold, conference, refer. Content-Type: application/sdp. Content-Disposition: session. Content-Length: 222. . v=0. o=UAC 23521 12211 IN IP4 23.29.25.68. s=SIP Media Capabilities. c=IN IP4 23.29.25.74. t=0 0. m=audio 25694 RTP/AVP 0 101. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=maxptime:20. U 2018/04/19 05:31:35.134763 a.b.c.d:6060 -> w.x.y.z:34439 SIP/2.0 183 Session Progress. Via: SIP/2.0/UDP w.x.y.z:34439;received=w.x.y.z;branch=z9hG4bK-524287-1---4c57b6fa8ff74676;rport=34439. Record-Route: <sip:a.b.c.d:5090;lr=on;ftag=d75e236e;did=208.b272;ReIn=true>,<sip:a.b.c.d:6060;lr;ftag=d75e236e;nat=yes>. From: <sip:[email protected]:6060;transport=UDP>;tag=d75e236e. To: <sip:[email protected]:6060;transport=UDP>;tag=r5eFv3QrQD71H. Call-ID: 7O090_g-Ndh_I22Zi5ZOhQ... CSeq: 2 INVITE. Contact: <sip:e.f.g.h;did=2082.1aaa8341>. User-Agent: SIP. Accept: application/sdp. Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY. Supported: timer, path, replaces. Allow-Events: talk, hold, conference, refer. Content-Type: application/sdp. Content-Disposition: session. Content-Length: 250. . v=0. o=UAC 23521 12211 IN IP4 a.b.c.d. s=SIP Media Capabilities. c=IN IP4 a.b.c.d. t=0 0. m=audio 19610 RTP/AVP 0 101. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=maxptime:20. a=sendrecv. a=rtcp:19611. U 2018/04/19 05:31:36.054719 w.x.y.z:34439 -> a.b.c.d:6060 CANCEL sip:[email protected]:6060;transport=UDP SIP/2.0. Via: SIP/2.0/UDP w.x.y.z:34439;branch=z9hG4bK-524287-1---4c57b6fa8ff74676;rport. Max-Forwards: 70. To: <sip:[email protected]:6060;transport=UDP>. From: <sip:[email protected]:6060;transport=UDP>;tag=d75e236e. Call-ID: 7O090_g-Ndh_I22Zi5ZOhQ... CSeq: 2 CANCEL. Proxy-Authorization: Digest username="kelvin",realm="domain.com ",nonce="3861e6cdaf8a44cce98721e3c8dda428",uri="sip:[email protected] :6060;transport=UDP",response="8cace32bdff1bc61974d61c8a56238dd",cnonce="030abc48cc862c50cf8bd3d0e61844f3",nc=00000002,qop=auth,algorithm=MD5. User-Agent: Zoiper rv2.8.87-mod. Content-Length: 0. . U 2018/04/19 05:31:36.055183 a.b.c.d:6060 -> a.b.c.d:5090 CANCEL sip:[email protected]:6060;transport=UDP SIP/2.0. Via: SIP/2.0/UDP a.b.c.d:6060;branch=z9hG4bK638a.ebce2b6669d2c54149bcc613c89d6510.1. Max-Forwards: 70. To: <sip:[email protected]:6060;transport=UDP>. From: <sip:[email protected]:6060;transport=UDP>;tag=d75e236e. Call-ID: 7O090_g-Ndh_I22Zi5ZOhQ... CSeq: 2 CANCEL. Content-Length: 0. . U 2018/04/19 05:31:36.055259 a.b.c.d:6060 -> w.x.y.z:34439 SIP/2.0 200 canceling. Via: SIP/2.0/UDP w.x.y.z:34439;branch=z9hG4bK-524287-1---4c57b6fa8ff74676;rport=34439;received=w.x.y.z. To: <sip:[email protected] :6060;transport=UDP>;tag=f072ba6a4747058fd2933a88d05e31a8-77fc. From: <sip:[email protected]:6060;transport=UDP>;tag=d75e236e. Call-ID: 7O090_g-Ndh_I22Zi5ZOhQ... CSeq: 2 CANCEL. Server: Sipsurge Overlord/1.0.0. Content-Length: 0. . U 2018/04/19 05:31:36.055443 a.b.c.d:5090 -> a.b.c.d:6060 SIP/2.0 200 canceling. Via: SIP/2.0/UDP a.b.c.d:6060;branch=z9hG4bK638a.ebce2b6669d2c54149bcc613c89d6510.1. To: <sip:[email protected] :6060;transport=UDP>;tag=886d45488eeb4821dd4d3b48f2349838-53f2. From: <sip:[email protected]:6060;transport=UDP>;tag=d75e236e. Call-ID: 7O090_g-Ndh_I22Zi5ZOhQ... CSeq: 2 CANCEL. Server: kamailio (5.1.2 (x86_64/linux)). Content-Length: 0. . U 2018/04/19 05:31:36.059120 a.b.c.d:5090 -> a.b.c.d:6060 SIP/2.0 487 Request Terminated. Via: SIP/2.0/UDP a.b.c.d:6060;branch=z9hG4bK638a.ebce2b6669d2c54149bcc613c89d6510.1. Via: SIP/2.0/UDP w.x.y.z:34439;received=w.x.y.z;branch=z9hG4bK-524287-1---4c57b6fa8ff74676;rport=34439. To: <sip:[email protected] :6060;transport=UDP>;tag=886d45488eeb4821dd4d3b48f2349838-53f2. From: <sip:[email protected]:6060;transport=UDP>;tag=d75e236e. Call-ID: 7O090_g-Ndh_I22Zi5ZOhQ... CSeq: 2 INVITE. Server: kamailio (5.1.2 (x86_64/linux)). Content-Length: 0. . U 2018/04/19 05:31:36.059306 a.b.c.d:6060 -> a.b.c.d:5090 ACK sip:[email protected]:6060;transport=UDP SIP/2.0. Via: SIP/2.0/UDP a.b.c.d:6060;branch=z9hG4bK638a.ebce2b6669d2c54149bcc613c89d6510.1. Max-Forwards: 70. To: <sip:[email protected] :6060;transport=UDP>;tag=886d45488eeb4821dd4d3b48f2349838-53f2. From: <sip:[email protected]:6060;transport=UDP>;tag=d75e236e. Call-ID: 7O090_g-Ndh_I22Zi5ZOhQ... CSeq: 2 ACK. Content-Length: 0. . U 2018/04/19 05:31:36.060030 a.b.c.d:6060 -> w.x.y.z:34439 SIP/2.0 487 Request Terminated. Via: SIP/2.0/UDP w.x.y.z:34439;received=w.x.y.z;branch=z9hG4bK-524287-1---4c57b6fa8ff74676;rport=34439. To: <sip:[email protected] :6060;transport=UDP>;tag=886d45488eeb4821dd4d3b48f2349838-53f2. From: <sip:[email protected]:6060;transport=UDP>;tag=d75e236e. Call-ID: 7O090_g-Ndh_I22Zi5ZOhQ... CSeq: 2 INVITE. Server: kamailio (5.1.2 (x86_64/linux)). Content-Length: 0. . U 2018/04/19 05:31:36.262168 w.x.y.z:34439 -> a.b.c.d:6060 ACK sip:[email protected]:6060;transport=UDP SIP/2.0. Via: SIP/2.0/UDP w.x.y.z:34439;branch=z9hG4bK-524287-1---4c57b6fa8ff74676;rport. Max-Forwards: 70. To: <sip:[email protected] :6060;transport=UDP>;tag=886d45488eeb4821dd4d3b48f2349838-53f2. From: <sip:[email protected]:6060;transport=UDP>;tag=d75e236e. Call-ID: 7O090_g-Ndh_I22Zi5ZOhQ... CSeq: 2 ACK. Content-Length: 0. . *and then ngrep of the non-matching one* U 2018/04/19 04:39:43.137832 a.b.c.d:6060 -> a.b.c.d:5090 INVITE sip:[email protected]:6060;transport=UDP SIP/2.0. Record-Route: <sip:a.b.c.d:6060;lr;ftag=88ab0030;nat=yes>. Via: SIP/2.0/UDP a.b.c.d:6060;branch=z9hG4bKcd06.5537814be9e2ae1fe1f60daf1fb39e03.1. Via: SIP/2.0/UDP w.x.y.z:44308;received=w.x.y.z;branch=z9hG4bK-524287-1---bac673a0af203e10;rport=44308. Max-Forwards: 70. Contact: <sip:[email protected]:44308;transport=UDP;alias=w.x.y.z~44308~1>. To: <sip:[email protected]:6060;transport=UDP>. From: <sip:[email protected]:6060;transport=UDP>;tag=88ab0030. Call-ID: qXQ2PEtXgehz4CQYo2ryLg... P-Called-Identity: 408. CSeq: 2 INVITE. Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, SUBSCRIBE. Content-Type: application/sdp. Proxy-Authorization: Digest username="kelvin",realm="domain.com ",nonce="815682331c7aaddbff9a28548d875652",uri="sip:[email protected] :6060;transport=UDP",response="c5147959ff30db5eb9d38fb7ec796a68",cnonce="3496cd726af47c79a4725f83f74c7d98",nc=00000001,qop=auth,algorithm=MD5. User-Agent: Zoiper rv2.8.87-mod. Allow-Events: presence, kpml, talk. Content-Length: 255. P-Called-Party-ID: <sip:[email protected]:6060;transport=UDP>. . v=0. o=Zoiper 0 0 IN IP4 a.b.c.d. s=Zoiper. c=IN IP4 a.b.c.d. t=0 0. m=audio 19554 RTP/AVP 3 101 0 8. a=rtpmap:3 GSM/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-16. a=rtpmap:0 PCMU/8000. a=rtpmap:8 PCMA/8000. a=sendrecv. a=rtcp:19555. U 2018/04/19 04:39:43.202106 a.b.c.d:5090 -> a.b.c.d:6060 SIP/2.0 100 Trying. Via: SIP/2.0/UDP a.b.c.d:6060;branch=z9hG4bKcd06.5537814be9e2ae1fe1f60daf1fb39e03.1. Via: SIP/2.0/UDP w.x.y.z:44308;received=w.x.y.z;branch=z9hG4bK-524287-1---bac673a0af203e10;rport=44308. To: <sip:[email protected]:6060;transport=UDP>. From: <sip:[email protected]:6060;transport=UDP>;tag=88ab0030. Call-ID: qXQ2PEtXgehz4CQYo2ryLg... CSeq: 2 INVITE. Server: kamailio (5.1.2 (x86_64/linux)). Content-Length: 0. . U 2018/04/19 04:39:47.400412 a.b.c.d:5090 -> a.b.c.d:6060 SIP/2.0 183 Session Progress. Via: SIP/2.0/UDP a.b.c.d:6060;branch=z9hG4bKcd06.5537814be9e2ae1fe1f60daf1fb39e03.1. Via: SIP/2.0/UDP w.x.y.z:44308;received=w.x.y.z;branch=z9hG4bK-524287-1---bac673a0af203e10;rport=44308. Record-Route: <sip:a.b.c.d:5090;lr=on;ftag=88ab0030;did=8a.f2c2;ReIn=true>,<sip:a.b.c.d:6060;lr;ftag=88ab0030;nat=yes>. From: <sip:[email protected]:6060;transport=UDP>;tag=88ab0030. To: <sip:[email protected]:6060;transport=UDP>;tag=cp1SQvQ6SNSaH. Call-ID: qXQ2PEtXgehz4CQYo2ryLg... CSeq: 2 INVITE. Contact: <sip:e.f.g.h;did=8a06.2a2c6204>. User-Agent: SIP. Accept: application/sdp. Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY. Supported: timer, path, replaces. Allow-Events: talk, hold, conference, refer. Content-Type: application/sdp. Content-Disposition: session. Content-Length: 221. . v=0. o=UAC 7006 20280 IN IP4 23.29.21.84. s=SIP Media Capabilities. c=IN IP4 23.29.21.91. t=0 0. m=audio 27104 RTP/AVP 0 101. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=maxptime:20. U 2018/04/19 04:39:47.401210 a.b.c.d:6060 -> w.x.y.z:44308 SIP/2.0 183 Session Progress. Via: SIP/2.0/UDP w.x.y.z:44308;received=w.x.y.z;branch=z9hG4bK-524287-1---bac673a0af203e10;rport=44308. Record-Route: <sip:a.b.c.d:5090;lr=on;ftag=88ab0030;did=8a.f2c2;ReIn=true>,<sip:a.b.c.d:6060;lr;ftag=88ab0030;nat=yes>. From: <sip:[email protected]:6060;transport=UDP>;tag=88ab0030. To: <sip:[email protected]:6060;transport=UDP>;tag=cp1SQvQ6SNSaH. Call-ID: qXQ2PEtXgehz4CQYo2ryLg... CSeq: 2 INVITE. Contact: <sip:e.f.g.h;did=8a06.2a2c6204>. User-Agent: SIP. Accept: application/sdp. Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY. Supported: timer, path, replaces. Allow-Events: talk, hold, conference, refer. Content-Type: application/sdp. Content-Disposition: session. Content-Length: 249. . v=0. o=UAC 7006 20280 IN IP4 a.b.c.d. s=SIP Media Capabilities. c=IN IP4 a.b.c.d. t=0 0. m=audio 19576 RTP/AVP 0 101. a=rtpmap:0 PCMU/8000. a=rtpmap:101 telephone-event/8000. a=fmtp:101 0-15. a=maxptime:20. a=sendrecv. a=rtcp:19577. U 2018/04/19 04:39:49.552641 w.x.y.z:44308 -> a.b.c.d:6060 CANCEL sip:[email protected]:6060;transport=UDP SIP/2.0. Via: SIP/2.0/UDP w.x.y.z:44308;branch=z9hG4bK-524287-1---bac673a0af203e10;rport. Max-Forwards: 70. To: <sip:[email protected]:6060;transport=UDP>. From: <sip:[email protected]:6060;transport=UDP>;tag=88ab0030. Call-ID: qXQ2PEtXgehz4CQYo2ryLg... CSeq: 2 CANCEL. Proxy-Authorization: Digest username="kelvin",realm="domain.com ",nonce="815682331c7aaddbff9a28548d875652",uri="sip:[email protected] :6060;transport=UDP",response="3e161bd546cdd5e8876cb48ffdfaeea0",cnonce="d1ca4c1b6e427869e795f7da457b3eef",nc=00000002,qop=auth,algorithm=MD5. User-Agent: Zoiper rv2.8.87-mod. Content-Length: 0. . U 2018/04/19 04:39:50.050153 w.x.y.z:44308 -> a.b.c.d:6060 CANCEL sip:[email protected]:6060;transport=UDP SIP/2.0. Via: SIP/2.0/UDP w.x.y.z:44308;branch=z9hG4bK-524287-1---bac673a0af203e10;rport. Max-Forwards: 70. To: <sip:[email protected]:6060;transport=UDP>. From: <sip:[email protected]:6060;transport=UDP>;tag=88ab0030. Call-ID: qXQ2PEtXgehz4CQYo2ryLg... CSeq: 2 CANCEL. Proxy-Authorization: Digest username="kelvin",realm="domain.com ",nonce="815682331c7aaddbff9a28548d875652",uri="sip:[email protected] :6060;transport=UDP",response="3e161bd546cdd5e8876cb48ffdfaeea0",cnonce="d1ca4c1b6e427869e795f7da457b3eef",nc=00000002,qop=auth,algorithm=MD5. User-Agent: Zoiper rv2.8.87-mod. Content-Length: 0. . U 2018/04/19 04:39:51.048945 w.x.y.z:44308 -> a.b.c.d:6060 CANCEL sip:[email protected]:6060;transport=UDP SIP/2.0. Via: SIP/2.0/UDP w.x.y.z:44308;branch=z9hG4bK-524287-1---bac673a0af203e10;rport. Max-Forwards: 70. To: <sip:[email protected]:6060;transport=UDP>. From: <sip:[email protected]:6060;transport=UDP>;tag=88ab0030. Call-ID: qXQ2PEtXgehz4CQYo2ryLg... CSeq: 2 CANCEL. Proxy-Authorization: Digest username="kelvin",realm="domain.com ",nonce="815682331c7aaddbff9a28548d875652",uri="sip:[email protected] :6060;transport=UDP",response="3e161bd546cdd5e8876cb48ffdfaeea0",cnonce="d1ca4c1b6e427869e795f7da457b3eef",nc=00000002,qop=auth,algorithm=MD5. User-Agent: Zoiper rv2.8.87-mod. Content-Length: 0. . U 2018/04/19 04:39:53.049231 w.x.y.z:44308 -> a.b.c.d:6060 CANCEL sip:[email protected]:6060;transport=UDP SIP/2.0. Via: SIP/2.0/UDP w.x.y.z:44308;branch=z9hG4bK-524287-1---bac673a0af203e10;rport. Max-Forwards: 70. To: <sip:[email protected]:6060;transport=UDP>. From: <sip:[email protected]:6060;transport=UDP>;tag=88ab0030. Call-ID: qXQ2PEtXgehz4CQYo2ryLg... CSeq: 2 CANCEL. Proxy-Authorization: Digest username="kelvin",realm="domain.com ",nonce="815682331c7aaddbff9a28548d875652",uri="sip:[email protected] :6060;transport=UDP",response="3e161bd546cdd5e8876cb48ffdfaeea0",cnonce="d1ca4c1b6e427869e795f7da457b3eef",nc=00000002,qop=auth,algorithm=MD5. User-Agent: Zoiper rv2.8.87-mod. Content-Length: 0. . Kelvin Chua On Wed, Apr 18, 2018 at 11:22 PM, Daniel-Constantin Mierla < [email protected]> wrote: > Hello, > > do you have a pcap with all messages for such call (invite, replies, > cancel)? It is important to see if the transaction matching elements are > properly set. > > In general, the rule for cancel is to be sent in the same way (with the > same elements) as the invite, because cancel is not a standalone > transaction, it must match the associated invite one. > Cheers, > Daniel > > > On 18.04.18 16:59, Kelvin Chua wrote: > > after couple of tests, it is still hit and miss, sometimes it matches, > sometimes it does not. > > On Wed, Apr 18, 2018, 6:47 PM Kelvin Chua <[email protected]> wrote: > >> thanks alex, will test this out further but looks good at the moment >> any idea why it is not matching when RURI has the port if i only use >> t_check_trans() and relay? >> >> Kelvin Chua >> >> On Wed, Apr 18, 2018 at 3:44 PM, Alex Balashov <[email protected] >> > wrote: >> >>> Try this instead: >>> >>> route { >>> ... >>> >>> t_check_trans(); >>> >>> ... >>> >>> if(is_method("CANCEL")) { >>> if(!t_relay_cancel()) >>> sl_send_reply("500", "Internal Server Error"); >>> >>> exit; >>> } >>> } >>> >>> -- Alex >>> >>> -- >>> Alex Balashov | Principal | Evariste Systems LLC >>> >>> Tel: +1-706-510-6800 / +1-800-250-5920 (toll-free) >>> Web: http://www.evaristesys.com/, http://www.csrpswitch.com/ >>> >>> _______________________________________________ >>> Kamailio (SER) - Users Mailing List >>> [email protected] >>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>> >> >> > > _______________________________________________ > Kamailio (SER) - Users Mailing > [email protected]https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users > > > -- > Daniel-Constantin Mierlawww.twitter.com/miconda -- www.linkedin.com/in/miconda > Kamailio Advanced Training - April 16-18, 2018, Berlin - www.asipto.com > Kamailio World Conference - May 14-16, 2018 - www.kamailioworld.com > >
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