Hi, just tested on latest 5.4 (ubuntu 20.04, curl 7.68.0) and http_rr works as expected, returning the reason phrase. Can you give some more detail and maybe run a test with increased debug level? Regards, Federico On Wed, Feb 10, 2021 at 4:14 AM Anthony Joseph Messina < amessina(a)messinet.com&gt; wrote: > https://www.kamailio.org/docs/modules/stable/modules/http_async_client > says > $http_rr will be the HTTP reason phrase. I'm understanding this to mean: > > Code: Reason: > 200 OK > 404 Not Found > > In my current 5.4 build, $http_rr returns empty (not <null> or anything > else) > regardless of what the server sends in the headers. > > Am I misunderstanding this? I'm writing an API and was hoping to do > > send_reply("$http_rs", "$http_rr");