[OpenSIPS-Users] Remove to-tag from 1XX provisional responses

Alex Balashov abalashov at evaristesys.com
Fri Oct 21 23:55:10 CEST 2016


Conceptually, To tags are governed by the UAs, not the proxy, so, like 
most fundamental elements of SIP messages, the proxy has no business 
removing them. :-)

On 10/21/2016 05:41 PM, Daniel Zanutti wrote:

> Hi
>
> Short:
> Do you guys see any problem on removing the to-tag of all 1XX messages?
>
>
> Long description:
> If user A calls number 2222. Opensips forward to gateway B which replies
> with 183 session progress, then refuses with 503.
>
> Opensips then call gateway C which replies with 183 then 200 OK.
>
> User A now is using to-tag from gateway A and not from gateway B and I
> have an unexpected result on subsequent messages.
>
> Do you guys see any problem on removing the to-tag of all 1XX messages?
>
> Thanks
>
>
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> Users at lists.opensips.org
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>


-- 
Alex Balashov | Principal | Evariste Systems LLC

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Web: http://www.evaristesys.com/, http://www.csrpswitch.com/



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