[SR-Users] Can Kamailio send an ACK to a final response?

Yuriy Gorlichenko ovoshlook at gmail.com
Mon Mar 21 12:26:25 CET 2022

 Here are some methods You can use like:
- t_uac_send from TM
- uac_req_send from UAC
- send_data from COREX
Depending on your needs

On Sat, 19 Mar 2022, 12:36 Marrold, <kamailio at marrold.co.uk> wrote:

> Hello,
> I'm exploring using Kamailio as a dumb edge proxy, and as such I want to
> keep things as lean as possible.
> In some scenarios I would like the "core" proxies to signal to the edge
> that a request should be dropped without a response. This could be with a
> custom header in the reply or perhaps a 444 response ( nginx uses this
> internally to drop a request without responding )
> I have discovered that if I drop the response in the reply_route, the edge
> proxy doesn't send an ACK and keeps retransmitting the request until it
> times out, at which point it sends a 408 back to the UA.
> Is there any way to ACK the response from the core and destroy the
> transaction?
> Thanks
> Matthew
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