29 Jan
2024
29 Jan
'24
6:20 a.m.
Hi,
I don't think what you are wanting to do here is possible with a SIP proxy. :-)
—
Sent from mobile, apologies for brevity and errors.
On Jan 29, 2024, at 1:08 AM, mm e via sr-users
<sr-users(a)lists.kamailio.org> wrote:
When receiving to-tag and returning 180 ring without SDP body, how can it be converted
into 183 with SDP and returned to from-tag. I want to realize that when I receive 180 no
sdp, I will play an audio clip for the from-tag.：
INVITE (SDP)
──────────────────────────> │
100 Trying
<────────────────────────── │
│
INVITE (SDP)
│
──────────────────────────>
100 Trying
│
<──────────────────────────
180 Ringing
│
<──────────────────────────
183 Session Progress (SDP) │
<────────────────────────── │
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