[OpenSIPS-Users] t_on_reply not catching 183

[Mark Farmer]

Sorry - version info:

opensips -V
version: opensips 2.4.5 (x86_64/linux)
flags: STATS: On, DISABLE_NAGLE, USE_MCAST, SHM_MMAP, PKG_MALLOC, F_MALLOC,
FAST_LOCK-ADAPTIVE_WAIT
ADAPTIVE_WAIT_LOOPS=1024, MAX_RECV_BUFFER_SIZE 262144, MAX_LISTEN 16,
MAX_URI_SIZE 1024, BUF_SIZE 65535
poll method support: poll, epoll, sigio_rt, select.
git revision: d025b4f61
main.c compiled on 11:39:27 Apr 12 2019 with gcc 7


On Fri, 7 Jun 2019 at 10:45, Mark Farmer <farmorg at gmail.com> wrote:

> Hi everyone, I'm trying to solve an issue related to reception of early
> media. I am getting 183 messages back to establish the audio path but
> OpenSIPS is passing the 183 back to an Asterisk box without changing the
> SDP "c" parameter. So Asterisk tries to send audio direct instead of to the
> rtpproxy.
>
> Doing some debugging, I can see that my reply route doesn't seem to be
> matching the 183 because I never get any logs from the reply route. Can
> anyone see anything wrong with it? I've checked the routing script & the
> reply route seems to be armed.
>
> onreply_route[DROUTING] {
>
>         if (is_method("BYE|CANCEL")) {
>                 sip_trace("htid","d");
>                 rtpproxy_unforce();
>         }
>
>         #if ( $rs >= 200 )
>                 #$acc_extra(to_usr) = $tU;
>
>         if ($rs=~"(2[0-9][0-9])|(183)" && has_body("application/sdp")) {
>             xlog("Processing reply $fU");
>             if (is_from_gw("1")) {
>                     xlog("Reply from Asterisk PBX");
>                     setflag(INT_R);
>                 } else if (is_from_gw("2")) {
>                         xlog("Reply from Provider");
>                         setflag(EXT_R);
>                 }
>         }
>
>         if (isflagset(INT_R)) {
>                 remove_hf("P-Asserted-Identity");
>                 rtpproxy_answer("corwfei");
>             } else if (isflagset(EXT_R)) {
>                 rtpproxy_answer("corwfie");
>         }
> }
>
>
> Many thanks for any & all help.
> Mark.
>
>

-- 
Mark Farmer
farmorg at gmail.com
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