[OpenSIPS-Users] add SDP to 200ok without SDP

Johan De Clercq Johan at democon.be
Wed Sep 15 19:36:24 EST 2021


No, in this scenario you don't need to repeat the sdp. 183 sdp=>200 no sdp.
And indeed update is then used to change it.  Ribbon works this way.

Wkr

On Wed, Sep 15, 2021, 20:21 Calvin Ellison <calvin.ellison at voxox.com> wrote:

> This doesn't answer your question: I'm curious if that is a broken
> behavior from the party sending the 200 without SDP. It is my understanding
> that all subsequent 18x and the 200 must use the same SDP if no UPDATE has
> taken place in the meantime. Please, correct me if that is a
> misunderstanding.
>
>
>
> Calvin Ellison
>
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> On Wed, Sep 15, 2021 at 10:02 AM Mario San Vicente <mrsanvicente at gmail.com>
> wrote:
>
>> Hello Everyone,
>>
>> has anyone face the following issue:  customer not accepting 200ok with
>> no SDP as valid.  Previously an 18[03] with SDP was sent, but the final
>> answer is 200 ok with no SDP from the termination leg.  So i was wondering
>> if there is a way to store the SDP and the append it to answering 200ok.
>>
>> Client   -->   Opensips as Proxy + rtpproxy  --> Termination Leg
>>
>>
>> Thank you in advance.
>> Mario SV
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