This is a configuration issue in your OpenSER instance, which should
preserve the original contact header sent by pjsip.
You can ask for a solution for this on the OpenSIPS mailing list or
check the registrar documentation.
Adrian
On Mar 12, 2010, at 6:48 PM, pjadx at hushmail.com wrote:
> Hi,
>
> I am using pjsua to connect from a NAT-ed network to a my sip proxy
> (openser) which is doing everything i need to have sip-over-nat
> without the need to tun the client. (it will keep the open SIP
> connection by pinging it and use mediaproxy from ag-projects to
> handle the RTP that could be coming from another port that
> announced in the SDP).
> It work very well with SNOM, AASTRA, etc, but for some reason pjsua
> will refuse re-registering.
> I suppose it's because it can see in the REGISTER's reponse that
> his IP in contact field has changed. But i don't understand why.
> Since we are already handling everything NAT need at the server-
> side, pjsua shouldn't refuse to register again.
>
> Here is the SIP trace of my pjsua, as you can see at the end, it
> show ("expire=-1") which is the problem.
>
> If someone could tell me why pjsua has this behaviour, and, how to
> tun it for it to ignore this. Would be great.
>
> Thanks,
>
> Nicolas
>
> p.s. : as you can see i am on LAN with ip 172.16.2.14 and
> contacting a WAN ip, here masked as being "registrar.org".
>
> user at linux pjsua $ ./pjsua --id sip:account at registrar.org --
> registrar sip:registrar.org --realm "*" --username account --
> password password --null-audio --reg-timeout=42
> ...
> 18:33:05.056 pjsua_core.c 1 SIP worker threads created
> 18:33:05.056 pjsua_core.c pjsua version 0.8.0 for i686-pc-linux-
> gnu initialized
> 18:33:05.084 pjsua_core.c SIP UDP socket reachable at
> 172.16.2.14:5060
> 18:33:05.084 udp0x81b41e4 SIP UDP transport started, published
> address is 172.16.2.14:5060
> 18:33:05.084 pjsua_acc.c Account
> <sip:172.16.2.14:5060;transport=UDP> added with id 0
> 18:33:05.085 tcplis:5060 SIP TCP listener ready for incoming
> connections at 172.16.2.14:5060
> 18:33:05.085 pjsua_acc.c Account
> <sip:172.16.2.14:5060;transport=TCP> added with id 1
> 18:33:05.085 pjsua_acc.c Account sip:account at registrar.org
> added with id 2
>
> 18:33:05.085 pjsua_core.c TX 424 bytes Request msg
> REGISTER/cseq=64678 (tdta0x81b7db8) to UDP registrar.org:5060:
> REGISTER sip:registrar.org SIP/2.0
> Via: SIP/2.0/UDP
> 172.16.2.14:5060;rport;branch=z9hG4bKPj5dab0000000367458b6b
> Max-Forwards: 70
> From: <sip:account@xxxxxxxxxxxxx>;tag=5dab0000000267458b6b
> To: <sip:account at registrar.org>
> Call-ID: 5dab0000000167458b6b
> CSeq: 64678 REGISTER
> User-Agent: PJSUA v0.8.0/i686-pc-linux-gnu
> Contact: <sip:account at 172.16.2.14:5060;transport=UDP>
> Expires: 42
> Content-Length: 0
>
>
> --end msg--
> 18:33:05.085 pjsua_acc.c Registration sent
> 18:33:05.085 pjsua_media.c RTP socket reachable at
> 172.16.2.14:4000
> 18:33:05.085 pjsua_media.c RTCP socket reachable at
> 172.16.2.14:4001
> 18:33:05.086 pjsua_media.c RTP socket reachable at
> 172.16.2.14:4002
> 18:33:05.086 pjsua_media.c RTCP socket reachable at
> 172.16.2.14:4003
> 18:33:05.086 pjsua_media.c RTP socket reachable at
> 172.16.2.14:4004
> 18:33:05.086 pjsua_media.c RTCP socket reachable at
> 172.16.2.14:4005
> 18:33:05.086 pjsua_media.c RTP socket reachable at
> 172.16.2.14:4006
> 18:33:05.086 pjsua_media.c RTCP socket reachable at
> 172.16.2.14:4007
> 18:33:05.086 pjsua_media.c Opening null sound device..
>>>>>
> Account list:
> [ 0] <sip:172.16.2.14:5060;transport=UDP>: does not register
> Online status: Online
> [ 1] <sip:172.16.2.14:5060;transport=TCP>: does not register
> Online status: Online
> *[ 2] sip:account at registrar.org: 100/In Progress (expires=0)
> Online status: Online
>>>>
>
> 18:33:05.356 pjsua_core.c RX 494 bytes Response msg
> 401/REGISTER/cseq=64678 (rdata0x81b45f4) from UDP
> registrar.org:5060:
> SIP/2.0 401 Unauthorized
> Via: SIP/2.0/UDP
> 172.16.2.14:5060;rport=5060;branch=z9hG4bKPj5dab0000000367458b6b;rec
> eived=87.252.42.123
> From: <sip:account@xxxxxxxxxxxxx>;tag=5dab0000000267458b6b
> To:
> <sip:account at registrar.org>;tag=cf3ef64d81565890e5a13f630beea4f9.8f5
> 3
> Call-ID: 5dab0000000167458b6b
> CSeq: 64678 REGISTER
> WWW-Authenticate: Digest realm="realm.registrar.org",
> nonce="4b9a7bc3b9e481e319b417c57dd8caaaf0986cd9"
> Server: OpenSER (1.3.4-notls (i386/linux))
> Content-Length: 0
>
>
> --end msg--
> 18:33:05.356 pjsua_core.c TX 616 bytes Request msg
> REGISTER/cseq=64679 (tdta0x81b7db8) to UDP registrar.org:5060:
> REGISTER sip:registrar.org SIP/2.0
> Via: SIP/2.0/UDP
> 172.16.2.14:5060;rport;branch=z9hG4bKPj5dab0000000467458b6b
> Max-Forwards: 70
> From: <sip:account@xxxxxxxxxxxxx>;tag=5dab0000000267458b6b
> To: <sip:account at registrar.org>
> Call-ID: 5dab0000000167458b6b
> CSeq: 64679 REGISTER
> User-Agent: PJSUA v0.8.0/i686-pc-linux-gnu
> Contact: <sip:account at 172.16.2.14:5060;transport=UDP>
> Expires: 42
> Authorization: Digest username="account",
> realm="realm.registrar.org",
> nonce="4b9a7bc3b9e481e319b417c57dd8caaaf0986cd9",
> uri="sip:registrar.org", response="184879a2444fce121625aa470d5dec12"
> Content-Length: 0
>
>
> --end msg--
> 18:33:05.636 pjsua_core.c RX 490 bytes Response msg
> 200/REGISTER/cseq=64679 (rdata0x81b45f4) from UDP
> registrar.org:5060:
> SIP/2.0 200 OK
> Via: SIP/2.0/UDP
> 172.16.2.14:5060;rport=5060;branch=z9hG4bKPj5dab0000000467458b6b;rec
> eived=87.252.42.123
> From: <sip:account@xxxxxxxxxxxxx>;tag=5dab0000000267458b6b
> To:
> <sip:account at registrar.org>;tag=cf3ef64d81565890e5a13f630beea4f9.a1c
> d
> Call-ID: 5dab0000000167458b6b
> CSeq: 64679 REGISTER
> Contact:
> <sip:account at 87.252.42.123:5060;transport=UDP>;expires=60;received="
> sip:87.252.42.123:5060"
> Server: OpenSER (1.3.4-notls (i386/linux))
> Content-Length: 0
>
>
> --end msg--
> 18:33:05.636 pjsua_acc.c sip:account at registrar.org:
> unregistration success
>
>>>>>
> Account list:
> [ 0] <sip:172.16.2.14:5060;transport=UDP>: does not register
> Online status: Online
> [ 1] <sip:172.16.2.14:5060;transport=TCP>: does not register
> Online status: Online
> *[ 2] sip:account at registrar.org: 200/OK (expires=-1) ####### XXX
> ERROR ######
> Online status: Online
>
>
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