Can you attach a pcap with such situation, which includes the REGISTER, replies and the call showing the issue?
Cheers, Daniel On 15/03/16 03:36, 张顺通 wrote: > sorry,I have not expressed clearly. > > kamailio will recive two REGISTER at a time.In first 200 OK to > REGISTER, Server will tell Linphone the Linphone Nat Ip and Port. > like this: > Via:SIP/2.0/TCP > 30.9.2.1:50691;received=42.1.7.1;alias;branch=z9hG4bK.kmhC2L9Rf;rport=33746 > and Linphone will know it's outside nat Ip and port, Linphone while > use this Ip and Port in second REGISTER. > like this: > REGSITER > Contact:<sip: 42.1.7.1:33746;transport=tcp> > > So kamailio server know Linphone's nated ip and port and save in > DB(contact field). > > > my question is KA_EDGE receive sip from KA_REGISTER already have right > nat ip and port like > INVITE 123456@42.1.7.1:33746;transport=tcp SIP/2.0 > but KA_EDGE do not send this sip msg to 42.1.7.1:33746 > <http://42.1.7.1:33746>, it send to another nat ip and port(other > Linphone's ip and port behind same NAT layer) > > > 2016-03-14 21:42 GMT+08:00 Daniel-Constantin Mierla <mico...@gmail.com > <mailto:mico...@gmail.com>>: > > Indeed, the ports are different, that's why adding received is > important in this situation. > > While local ip and local port are in most of the cases also unique > for devices behind a nat router, it is not 100% true, because > there can be many layers of NATs, which can result in seeing same > local ip/port for devices. > > Cheers, > Daniel > > > On 14/03/16 13:06, 张顺通 wrote: >> source IP is same, But port is different。 >> like INVITE sip:Linphone_nat_Ip:Linphone_nat_port;tcp; >> >> >> 2016-03-14 18:26 GMT+08:00 Daniel-Constantin Mierla >> <mico...@gmail.com <mailto:mico...@gmail.com>>: >> >> Adding received information to Path helps to identify >> properly the connection to be used. Because both devices are >> behind the same NAT, practically they show the same source IP >> when they send traffic to server. >> >> Cheers, >> Daniel >> >> >> On 14/03/16 04:05, 张顺通 wrote: >>> KA_EDGE have two IP,external public IP and internal IP. >>> I add modparam("path", "use_received", 1) and replace >>> add_path() to add_path_received() in edge server. >>> add modparam("registrar", "path_use_received", 1) >>> in KA_REGISTER server. >>> >>> DB path info <sip:aD15fXXXXXXXXXXXXeEpfqRY=@10.10.10.11 >>> <http://10.10.10.11>;lr;ob> >>> --> >>> <sip:10.10.10.11;lr;received=sip:42.129.1.1:43640%3Btransport%3Dtcp> >>> >>> This kind of situation very little,It is not easy to reappear. >>> Can you tell me why this situation happen? and Why this >>> change can solve the problem? >>> >>> Thanks for Your Time. >>> >>> >>> >>> 2016-03-09 22:37 GMT+08:00 Daniel Tryba <d.tr...@pocos.nl >>> <mailto:d.tr...@pocos.nl>>: >>> >>> On Wed, Mar 09, 2016 at 10:05:11PM +0800, 张顺通 wrote: >>> > Yes,Use Path in DB. like >>> <sip:XXxXXXXXXXXXX/ogxZg=@10.10.232.29 >>> <http://10.10.232.29>;lr;ob> >>> > KA_REGISTER wile the path info in DB. >>> >>> Should not be a problem if you use the use_received >>> options in >>> >>> http://kamailio.org/docs/modules/stable/modules/path.html#idp135216 >>> and >>> >>> http://kamailio.org/docs/modules/stable/modules/registrar.html#registrar.p.path_use_received >>> >>> (and actually add the source as received on the kamailio >>> edge server). >>> >>> _______________________________________________ >>> SIP Express Router (SER) and Kamailio (OpenSER) - >>> sr-users mailing list >>> sr-users@lists.sip-router.org >>> <mailto:sr-users@lists.sip-router.org> >>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users >>> >>> >>> >>> >>> _______________________________________________ >>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing >>> list >>> sr-users@lists.sip-router.org >>> <mailto:sr-users@lists.sip-router.org> >>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users >> >> -- >> Daniel-Constantin Mierla >> http://www.asipto.com >> http://twitter.com/#!/miconda <http://twitter.com/#%21/miconda> - >> http://www.linkedin.com/in/miconda >> Kamailio World Conference, Berlin, May 18-20, 2016 - >> http://www.kamailioworld.com >> >> >> _______________________________________________ >> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users >> mailing list >> sr-users@lists.sip-router.org >> <mailto:sr-users@lists.sip-router.org> >> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users >> >> > > -- > Daniel-Constantin Mierla > http://www.asipto.com > http://twitter.com/#!/miconda <http://twitter.com/#%21/miconda> - > http://www.linkedin.com/in/miconda > Kamailio World Conference, Berlin, May 18-20, 2016 - > http://www.kamailioworld.com > > -- Daniel-Constantin Mierla http://www.asipto.com http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda Kamailio World Conference, Berlin, May 18-20, 2016 - http://www.kamailioworld.com
_______________________________________________ SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list sr-users@lists.sip-router.org http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users