[OpenSIPS-Users] 477 Send failed from Opensips via TCP

[Bogdan-Andrei Iancu]

oh yes, you need to use the nathelper module to fix the signalling - to 
replace the private ips with public Ips in contact - during registration 
and during calls..

Regards,
Bogdan

Premalatha Kuppan wrote:
> Thanks Bogdan.  My application is behind NAT. Do i need to change any 
> configuration in opensips.cfg.
>
>
>
> On Thu, Jul 29, 2010 at 7:53 PM, Bogdan-Andrei Iancu 
> <bogdan at voice-system.ro <mailto:bogdan at voice-system.ro>> wrote:
>
>     If you run tcpdump on the opensips server, you will be able to see the
>     address where opensips try to connect via TCP....and check if that is
>     the real IP and port where pjsip is listening on...
>
>     Regards,
>     Bogdan
>
>     Premalatha Kuppan wrote:
>     > Thanks Bogdan for your reply. Yes Destination is supporting TCP; iam
>     > using PJSIP. Registration is successful.
>     >
>     > On Thu, Jul 22, 2010 at 8:19 PM, Bogdan-Andrei Iancu
>     > <bogdan at voice-system.ro <mailto:bogdan at voice-system.ro>
>     <mailto:bogdan at voice-system.ro <mailto:bogdan at voice-system.ro>>>
>     wrote:
>     >
>     >     Hi Premalatha,
>     >
>     >     That means opensips was not able to open a TCP connection to the
>     >     destiation address. I see this is an INVITE, so the question
>     is -
>     >     is the
>     >     destination party supporting TCP ?
>     >
>     >     Regards.
>     >     Bogdan
>     >
>     >     Premalatha Kuppan wrote:
>     >     > Hi,
>     >     >
>     >     > Iam using opensips with TLS enabled. Iam trying to make a
>     call via
>     >     > TCP; registration is successful.
>     >     >
>     >     > UDP works fine, but for TCP iam getting following error
>     >     >
>     >     > Jul 22 02:50:18 204548-4 /usr/local/sbin/opensips[8224]:
>     >     > ERROR:core:tcp_blocking_connect: timeout 10 s elapsed from
>     10 s
>     >     > Jul 22 02:50:18 204548-4 /usr/local/sbin/opensips[8224]:
>     >     > ERROR:core:tcpconn_connect: tcp_blocking_connect failed
>     >     > Jul 22 02:50:18 204548-4 /usr/local/sbin/opensips[8224]:
>     >     > ERROR:core:tcp_send: connect failed
>     >     > Jul 22 02:50:18 204548-4 /usr/local/sbin/opensips[8224]:
>     >     > ERROR:tm:msg_send: tcp_send failed
>     >     > Jul 22 02:50:18 204548-4 /usr/local/sbin/opensips[8224]:
>     >     > ERROR:tm:t_forward_nonack: sending request failed
>     >     >
>     >     >
>     >     > SIP/2.0 477 Send failed (477/TM)
>     >     > Via: SIP/2.0/UDP
>     ASTERISK:5070;branch=z9hG4bK4a4c0fee;rport=5070
>     >     > From: "user1" <sip:user1 at ASTERISK:5070>;tag=as06435674
>     >     > To:
>     >    
>     <sip:user2 at OPENSIPS:5060>;tag=24e512da0179608b69beef65168adaa1-0387
>     >     > Call-ID: 28ab65ff537a55fd786353e052dbf4c3 at 204.12.57.221
>     <mailto:28ab65ff537a55fd786353e052dbf4c3 at 204.12.57.221>
>     >     <mailto:28ab65ff537a55fd786353e052dbf4c3 at 204.12.57.221
>     <mailto:28ab65ff537a55fd786353e052dbf4c3 at 204.12.57.221>>
>     >     > <mailto:28ab65ff537a55fd786353e052dbf4c3 at 204.12.57.221
>     <mailto:28ab65ff537a55fd786353e052dbf4c3 at 204.12.57.221>
>     >     <mailto:28ab65ff537a55fd786353e052dbf4c3 at 204.12.57.221
>     <mailto:28ab65ff537a55fd786353e052dbf4c3 at 204.12.57.221>>>
>     >     > CSeq: 102 INVITE
>     >     > Server: OpenSIPS (1.6.2-tls (x86_64/linux))
>     >     > Content-Length: 0
>     >     >
>     >     > Any insight ?
>     >     >
>     >     > Thanks,
>     >     > Prem
>     >     >
>     >    
>     ------------------------------------------------------------------------
>     >     >
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>     >
>     >
>     >     --
>     >     Bogdan-Andrei Iancu
>     >     OpenSIPS Bootcamp
>     >     20 - 24 September 2010, Frankfurt, Germany
>     >     www.voice-system.ro <http://www.voice-system.ro>
>     <http://www.voice-system.ro>
>     >
>     >
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>
>     --
>     Bogdan-Andrei Iancu
>     OpenSIPS Bootcamp
>     20 - 24 September 2010, Frankfurt, Germany
>     www.voice-system.ro <http://www.voice-system.ro>
>
>
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-- 
Bogdan-Andrei Iancu
OpenSIPS Bootcamp
20 - 24 September 2010, Frankfurt, Germany
www.voice-system.ro