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#### Description <!-- Describe your changes in detail --> This PR introduces a new mode on the modparam `evlreq_mode` to allow for choosing what should emit the local-request event. It enables the ACK that are generated from kamailio to also emit the event if the user chose to do so.

With this PR the modes are - 0 for None - 1 for Cancel - 2 for Acks - 3 for Both

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

https://github.com/kamailio/kamailio/pull/4343

-- Commit Summary --

* tm: Trigger local-request event for ACK on negative replies * update for kemi * tm: add validation for the evlreq_mode param

-- File Changes --

M src/modules/tm/config.h (10) M src/modules/tm/t_reply.c (60) M src/modules/tm/tm.c (6)

-- Patch Links --

https://github.com/kamailio/kamailio/pull/4343.patch https://github.com/kamailio/kamailio/pull/4343.diff