[OpenSIPS-Users] transaction module and Auto 100 reply

Liviu Chircu liviu at opensips.org
Thu Jan 5 09:16:41 EST 2017

Hi Richard,

Yes, that's one of the problems "auto_100trying" is meant to solve, 
besides avoiding duplicate 100 Trying replies in some scripts.


Liviu Chircu
OpenSIPS Developer

On 05.01.2017 15:45, Richard Robson wrote:
> Hi,
> I've just notices that our opensips (2.2.2) is not sending a 100 back 
> automatically on an INVITE Some calls are ok, others are not. This is 
> probably because I'm doing a fair bit of processing before the t_relay 
> is called.
> Am I better turning off the Auto 100 reply and sending the 100 
> manually with modparam("tm", "auto_100trying", 0) and t_reply("100", 
> "Trying") when handling the initial invite after it has been 
> authenticated/accepted?

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