[SR-Users] How to rewrite "tu" in CANCEL message ?

[Julia]

Yes, we know it's wrong.
But if we really need it, is there a way to do it?


-----Original Message-----
From: sr-users-bounces at lists.sip-router.org
[mailto:sr-users-bounces at lists.sip-router.org] On Behalf Of Alex Balashov
Sent: Wednesday, January 30, 2013 4:36 PM
To: sr-users at lists.sip-router.org
Subject: Re: [SR-Users] How to rewrite "tu" in CANCEL message ?

On 01/30/2013 09:31 AM, Julia wrote:
> We need some number manipulation for outgoing calls to PSTN GW.
> The same manipulations must be in "ru" and "tu", because our PSTN GW adds
> redirection when tu ≠ ru.
> When we used INVITE re-parsing for CANCEL, modified "tu" is not included.

I would say your PSTN GW is doing it wrong.  No routing should ever be
done on To.  It is a purely cosmetic commentary on the intended logical
destination of the call.  Only the RURI should be used for that.

-- 
Alex Balashov - Principal
Evariste Systems LLC
235 E Ponce de Leon Ave
Suite 106
Decatur, GA 30030
United States
Tel: +1-678-954-0670
Web: http://www.evaristesys.com/, http://www.alexbalashov.com/

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