Yes. I defined advertised address and even used listen with advertise as below. Still Kamailio does not send publicip in record route header. listen=udp:MY_IP_ADDR:5060 advertise MY_PUBLICIP_ADDR:5060 -----Original Message----- From: sr-users [mailto:sr-users-bounces@lists.sip-router.org] On Behalf Of Daniel Grotti Sent: Thursday, December 29, 2016 6:31 AM To: sr-users(a)lists.sip-router.org Subject: Re: [SR-Users] Kamailio behind NAT, ACK to private IP not advertised public IP. Hi, not sure if I understood it right but, have you defined the advertised_address ? That should be used in Via and RR as well: https://www.kamailio.org/wiki/cookbooks/4.4.x/core#advertised_address Daniel On 12/29/2016 12:09 AM, Pranathi Venkatayogi wrote: _______________________________________________ SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list sr-users(a)lists.sip-router.org http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users

I added later as I was trying so many things. Pls find attached. -----Original Message----- From: sr-users [mailto:sr-users-bounces@lists.sip-router.org] On Behalf Of Fred Posner Sent: Thursday, December 29, 2016 10:23 AM To: sr-users(a)lists.sip-router.org Subject: Re: [SR-Users] Kamailio behind NAT, ACK to private IP not advertised public IP. That statement does not exist anywhere in the files you sent. --fred On 12/29/2016 11:19 AM, Pranathi Venkatayogi wrote: > Yes. I defined advertised address and even used listen with advertise as below. Still Kamailio does not send publicip in record route header. > > > -----Original Message----- > From: sr-users [mailto:sr-users-bounces@lists.sip-router.org] On > Behalf Of Daniel Grotti > Sent: Thursday, December 29, 2016 6:31 AM > To: sr-users(a)lists.sip-router.org > Subject: Re: [SR-Users] Kamailio behind NAT, ACK to private IP not advertised public IP. > > Hi, > not sure if I understood it right but, have you defined the advertised_address ? That should be used in Via and RR as well: > > https://www.kamailio.org/wiki/cookbooks/4.4.x/core#advertised_address > > > Daniel > > > On 12/29/2016 12:09 AM, Pranathi Venkatayogi wrote: >> I implemented full NAT logic as per the sample config. Still unable >> to resolve the issue. >> >> How do I let Kamailio change record_route header to use public ip address? >> >> >> >> Please help!!! >> >> >> >> (attached are latest scripts) >> >> >> >> *From:* Pranathi Venkatayogi >> *Sent:* Wednesday, December 28, 2016 12:39 PM >> *To:* &#39;sr-users(a)lists.sip-router.org&#39; &lt;sr-users(a)lists.sip-router.org&gt; >> *Subject:* Kamailio behind NAT, ACK to private IP not advertised public IP. >> >> >> >> Hi, >> >> I am encountering the same problem described in google groups >> <https://groups.google.com/forum/#!topic/2600hz-dev/-xvUZUrv4Y4>. >> However I dint not find any resolution hence writing again. >> >> >> >> 200 OK sent from the server has private Ip in its record route. As >> you see below, though the message is received on public IP >> (63.149.103.72) , the record route is set to private IP >> (172.31.211.31) >> >> I used listen with advertise of public IP, it did not work. Please >> find attached the config I am using. >> >> >> >> How do I change it send public ip only when talking to external world. >> >> Can someone point to me clear documentation how to configure >> Kamailio for NAT traversal. >> >> >> >> *The following message is sent from Kamailio behind NAT to the public >> computer.* >> >> 2016-12-27 17:19:24.526875 [blink.exe 5652]: RECEIVED: Packet 123, >> +0:08:42.690309 >> >> 63.149.103.72:5061 -(SIP over TLS)-> 10.0.0.6:62912 >> >> SIP/2.0 200 OK >> >> Via: SIP/2.0/TLS >> 10.0.0.6:62912;rport=62912;received=50.175.10.190;branch=z9hG4bKPj2e3 >> 8 >> 1a96979945bd969989ffe9dca3a9;alias >> >> Record-Route: <sip:172.31.211.31:5061;transport=tls;lr;did=5.5e5 >> <sip:172.31.211.31:5061;transport=tls;lr;did=5.5e5>> >> >> Call-ID: eb8670eec4354acdb69fd26f5625b75c >> >> From: "cust1" >> <sip:cust1@translation.sms-test.cyracom.com>;tag=2f25d2ae690747c48c87 >> 4 >> e0b415ca03c >> >> To: >> <sip:spanish@translation.sms-test.cyracom.com>;tag=1c33ad41f6f44cae8a >> e >> 8e060f30fe119 >> >> CSeq: 4665 INVITE >> >> Server: Blink 3.0.0 (Windows) >> >> Allow: SUBSCRIBE, NOTIFY, PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, >> MESSAGE, REFER >> >> Contact: <sip:75329410@10.0.27.108:61381;transport=tls> >> >> Supported: 100rel, replaces, norefersub, gruu >> >> Content-Type: application/sdp >> >> Content-Length: 355 >> >> v=0 >> >> o=- 3691844303 3691844304 IN IP4 10.0.27.108 >> >> s=Blink 3.0.0 (Windows) >> >> t=0 0 >> >> m=message 2855 TCP/TLS/MSRP * >> >> c=IN IP4 10.0.27.108 >> >> a=path:msrps://10.0.27.108:2855/261d3f47be25612cc77c;tcp >> >> a=accept-types:message/cpim text/* image/* >> application/im-iscomposing+xml >> >> a=accept-wrapped-types:text/* image/* application/im-iscomposing+xml >> >> a=setup:active >> >> -- >> >> >> >> *The following is the ACK sent by public computer in reply to the >> above message. Note this message never reaches the Kamailio server as >> it is sent to private IP.* >> >> 2016-12-27 17:19:24.526875 [blink.exe 5652]: SENDING: Packet 124, >> +0:08:42.690309 >> >> 10.0.0.6:62944 -(SIP over TLS)-> 172.31.211.31:5061 >> >> ACK sip:75329410@10.0.27.108:61381;transport=tls SIP/2.0 >> >> Via: SIP/2.0/TLS >> 10.0.0.6:62944;rport;branch=z9hG4bKPj7df757862e6546beba18a646cb965ba2 >> ; >> alias >> >> Max-Forwards: 70 >> >> From: "cust1" >> <sip:cust1@translation.sms-test.cyracom.com>;tag=2f25d2ae690747c48c87 >> 4 >> e0b415ca03c >> >> To: >> <sip:spanish@translation.sms-test.cyracom.com>;tag=1c33ad41f6f44cae8a >> e >> 8e060f30fe119 >> >> Call-ID: eb8670eec4354acdb69fd26f5625b75c >> >> CSeq: 4665 ACK >> >> Route: <sip:172.31.211.31:5061;transport=tls;lr;did=5.5e5> >> >> User-Agent: Blink 3.0.0 (Windows) >> >> Content-Length: 0 >> >> >> >> Thanks, >> >> *Pranathi Venkatayogi* >> >> /System Developer II/ >> >> (520) 745-9447 x4466 >> >> www.cyracom.com <http://www.cyracom.com/> >> >> >> >> Join us: cid:image001.gif@01D1C9C9.C4E8B6D0 >> <https://www.facebook.com/pages/CyraCom-LLC/134704783312720> >> cid:image002.gif@01D1C9C9.C4E8B6D0 >> <https://twitter.com/cyracom> cid:image003.gif@01D1C9C9.C4E8B6D0 >> <http://www.linkedin.com/company/cyracom> >> cid:image004.gif@01D1C9C9.C4E8B6D0 >> <http://www.cyracom.com/blog/> >> >> >> >> cid:image005.png@01D1C9C9.C4E8B6D0 >> >> >> >> DISCLAIMER: This e-mail and any attached content may contain >> confidential or privileged material delivered for the sole use of the >> intended recipient(s). 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CyraCom, LLC and Voiance Language >> Services, LLC are wholly owned subsidiaries of CyraCom International, Inc. >> >> >> >> >> >> _______________________________________________ >> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing >> list sr-users(a)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(a)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(a)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(a)lists.sip-router.org http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users