[OpenSIPS-Users] YNT: Re: YNT: Re: YNT: Re: RFC3261 transaction matching failed error for the second 401 Unauthorized - Challenging the UE

Bogdan-Andrei Iancu bogdan at opensips.org
Fri Oct 17 09:31:15 CEST 2014

Kaan, as per my previous email, the problem is in sipp, not in openims.

To get rid of the large set of Route header, I suggest you to use dialog 
support on opensips with topologyhiding.


Bogdan-Andrei Iancu
OpenSIPS Founder and Developer

On 16.10.2014 21:43, Kaan Dandin wrote:
> Hi Bogdan,
> I have changed the ims_uac.xml of IMS Bench. Now it includes 
> record_route header. But via header in ACK is not having all of the 
> passed nodes.
> The reason looks, although Open IMS receives all of the passed nodes 
> in  via header of 200 OK it received from Open SIPS, it does not 
> include all of them in via header  of 200 Ok response sent to 
> OpenSIPS. Therefore ACK from UAC is ended now at Open SIPS instead of 
>  Open IMS.
> Now I need to troubleshoot OpenIMS configuration.
> BR,

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