[OpenSIPS-Users] Ack without To tag

[Vlad Paiu]

Hello,

Please post a trace of this.

Best Regards,

Vlad Paiu
OpenSIPS Developer
http://www.opensips-solutions.com

On 25.06.2015 06:25, John Nash wrote:
> Let me add some more details which I noticed.
>
> As i explained in previous post in the same subject, we receive ACK 
> without to tag from one UA, since it will not match any dialog, I 
> tried to route it to destination with topology_hiding but topology 
> hiding used different branch tag than the 200 OK received (It only 
> replaced .0 with .2). I think this is happening because I am also 
> using drouting module and UAC which use branches.
>
> I can post trace also if someone wants to have a look.
>
>
> On Wed, Jun 24, 2015 at 10:06 PM, John Nash <john.nash778 at gmail.com 
> <mailto:john.nash778 at gmail.com>> wrote:
>
>     I am using opensips 2.1 with topology_hiding module. I have an
>     issue only with one SIP endpoint. This endpoint sends Ack message
>     (after 200 OK to Invite) without any to tag because of that it is
>     not matching with In dialog request section.
>
>     Can a UA send ACK without to tag?...If yes any way I can match it
>     with ongoing dialog?
>
>     John
>
>
>
>
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