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#### Description <!-- Describe your changes in detail -->

This PR adds 1 UAC module function and 1 TM module modparam. It enables "uac:reply" event route trigger on timeout or non-2xx replies. Basically it: - adds TMCB_ON_FAILURE callback for UAC - copies the TM uac content into uas; thus failure route will have the uas to work with. => this part of the code was already there, i just enabled it via (another) modparam.

So far, is basically tested on our side, without any apparent issues. More testing will follow.

Please have a look on this and tell me what you think about it.

Thank you, Stefan You can view, comment on, or merge this pull request online at:

https://github.com/kamailio/kamailio/pull/3047

-- Commit Summary --

* uac: add new function uac_req_send_fr() * tm: Add enable_uac_fr modparam

-- File Changes --

M src/modules/tm/config.c (5) M src/modules/tm/config.h (1) M src/modules/tm/doc/params.xml (16) M src/modules/tm/tm.c (1) M src/modules/tm/uac.c (2) M src/modules/uac/api.h (2) M src/modules/uac/doc/uac_admin.xml (27) M src/modules/uac/uac.c (1) M src/modules/uac/uac_send.c (23) M src/modules/uac/uac_send.h (3)

-- Patch Links --

https://github.com/kamailio/kamailio/pull/3047.patch https://github.com/kamailio/kamailio/pull/3047.diff