[Freeswitch-users] 482 Request merged, in serial forking

[Michael Jerris]

We currently don't support forked dialogs.

Mike

On Sep 8, 2009, at 12:16 PM, Humberto Quintana wrote:

> Hi Brian,
>
> Thank you very much for your answer but both, Freeswitch and  
> Kamailio have public IPs, it's my NAT'd IP phone who has private IP  
> but this is fixed by Kamailio.
>
> The problem is not the 1st call is failing ( the test is set that  
> way), the problem is FS answers back 482 when Kamailio tries a 2nd  
> route ( or 3rd ) for the same call...
>
>
> Freeswitch is configured to use the Requested-URI sent by Kamailio:
>
> <action application="bridge" data="sofia/external/${sip_req_uri}"/>
>
>
> I noticed that there is no Log message in Freeswitch when receiving  
> the INVITE for the 2nd route.
> The process in FS seems to be destroyed (11:46:21.396593) before the  
> 2nd INVITE is received (11:46:21.401419
> ).
>
>
> U 2009/09/08 11:46:21.395702 freeswitch:5060 -> kamailio:5060
> SIP/2.0 503 Service Unavailable.
> Call-ID: ba748cd27cd163b5 at 192.168.2.13
>
> U 2009/09/08 11:46:21.395897 kamailio:5060 -> freeswitch:5060
> ACK sip:5145555555 at gw1:5060 SIP/2.0.
> Call-ID: ba748cd27cd163b5 at 192.168.2.13
>
> U 2009/09/08 11:46:21.401419 kamailio:5060 -> freeswitch:5060
> INVITE sip:15145555555 at gw2:5061 SIP/2.0.
> Call-ID: ba748cd27cd163b5 at 192.168.2.13
>
> U 2009/09/08 11:46:21.401845 freeswitch:5060 -> kamailio:5060
> SIP/2.0 482 Request merged.
> Call-ID: ba748cd27cd163b5 at 192.168.2.13
>
>
> 2009-09-08 11:46:21.395503 [DEBUG] mod_sofia.c:417 Responding to  
> INVITE with: 503
> 2009-09-08 11:46:21.395503 [DEBUG] switch_core_state_machine.c:46  
> sofia/external/10092020 at freeswitch Standard HANGUP, cause:  
> NORMAL_TEMPORARY_FAILURE
> 2009-09-08 11:46:21.396593 [DEBUG] switch_core_state_machine.c:434  
> (sofia/external/10092020 at freeswitch) State HANGUP going to sleep
> 2009-09-08 11:46:21.396593 [DEBUG] switch_core_state_machine.c:476  
> (sofia/external/10092020 at freeswitch) State Change CS_HANGUP ->  
> CS_REPORTING
> 2009-09-08 11:46:21.396593 [DEBUG] switch_core_session.c:932 Send  
> signal sofia/external/10092020 at freeswitch [BREAK]
> 2009-09-08 11:46:21.396593 [DEBUG] switch_core_state_machine.c:398  
> (sofia/external/10092020 at freeswitch) Running State Change CS_REPORTING
> 2009-09-08 11:46:21.396593 [DEBUG] switch_core_state_machine.c:612  
> (sofia/external/10092020 at freeswitch) State REPORTING
> 2009-09-08 11:46:21.396593 [DEBUG] switch_core_state_machine.c:53  
> sofia/external/10092020 at freeswitch Standard REPORTING, cause:  
> NORMAL_TEMPORARY_FAILURE
> 2009-09-08 11:46:21.396593 [DEBUG] switch_core_state_machine.c:612  
> (sofia/external/10092020 at freeswitch) State REPORTING going to sleep
> 2009-09-08 11:46:21.396593 [DEBUG] switch_core_state_machine.c:411  
> (sofia/external/10092020 at freeswitch) State Change CS_REPORTING ->  
> CS_DESTROY
> 2009-09-08 11:46:21.396593 [DEBUG] switch_core_session.c:1068  
> Session 3 (sofia/external/10092020 at freeswitch) Locked, Waiting on  
> external entities
> 2009-09-08 11:46:21.396593 [NOTICE] switch_core_session.c:1086  
> Session 3 (sofia/external/10092020 at freeswitch) Ended
> 2009-09-08 11:46:21.396593 [NOTICE] switch_core_session.c:1088 Close  
> Channel sofia/external/10092020 at freeswitch [CS_DESTROY]
> 2009-09-08 11:46:21.396593 [DEBUG] switch_core_state_machine.c:564  
> (sofia/external/10092020 at freeswitch) State DESTROY
> 2009-09-08 11:46:21.396593 [DEBUG] mod_sofia.c:255 sofia/external/ 
> 10092020 at freeswitch SOFIA DESTROY
> 2009-09-08 11:46:21.396593 [DEBUG] switch_core_state_machine.c:60  
> sofia/external/10092020 at freeswitch Standard DESTROY
> 2009-09-08 11:46:21.396593 [DEBUG] switch_core_state_machine.c:564  
> (sofia/external/10092020 at freeswitch) State DESTROY going to sleep
>
>
> Note: I'm using only the external sofia profile.
>
>
> Thanks,
>
> Humberto
>
>
>
>
>
>
>
>
>
>
>
> ==========================================
> Looks like FS is behind nat.  You need to set local-network-acl and
> the ext-rtp-ip and ext-sip-ip so FreeSWITCH properly puts in the right
> IP's in the via headers and sdp.
>
> Please refer to internal.xml in the latest SVN for an example of how
> to do this.
>
> /b
>
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