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-boun...@lists.sip-router.org] On Behalf Of Daniel Grotti Sent: Thursday, December 29, 2016 6:31 AM To: sr-users@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:* 'sr-users@lists.sip-router.org' <sr-users@lists.sip-router.org> > *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=z9hG4bKPj2e38 > 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:cu...@translation.sms-test.cyracom.com>;tag=2f25d2ae690747c48c874 > e0b415ca03c > > To: > <sip:span...@translation.sms-test.cyracom.com>;tag=1c33ad41f6f44cae8ae > 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:cu...@translation.sms-test.cyracom.com>;tag=2f25d2ae690747c48c874 > e0b415ca03c > > To: > <sip:span...@translation.sms-test.cyracom.com>;tag=1c33ad41f6f44cae8ae > 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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