[Freeswitch-users] Implementing One Way audio through Freeswitch(Default Mode)

Michael Jerris mike at jerris.com
Mon Aug 1 17:27:48 MSD 2016

On Monday, August 1, 2016, Saurabh Verma <saurabhkv01 at gmail.com> wrote:

> Hi
> I want to implement One Way Audio through Freeswitch in Default mode.
> *SoftClient1 ---------> FREESWITCH  ---------->  SoftClient2*
> *a=sendonly             (Default Mode)                *
> For this i have hardcoded the media attribute for audio as sendonly in
> Softclient1.Everytime Softclient1 will initiate the call to softclient2.Now
> when i make a call,Softclient1 sends *sendonly as media attribute in SDP
> of INVITE packet*.Freeswitch replies with recvonly in the 200OK.When
> Freeswitch forwards the Invite to Softclient2 ,*we can't see any media
> attribute* parameter in it and Softclient2 replies to FREESWITCH with *sendrecv
> in 200OK *and hence Both way media is flowing instead of one way.
> Generally if a SIP client receives sendonly in Invite, it will send
> recvonly in 200OK by default.

And that's is what we are doing here

> But here Freeswitch is modifying it and not forwarding sendonly to
> SoftClient2.

Please understand these are 2 different calls.  Depending on your codec
negotiation settings the sdp may be related to different degrees or not
related at all.

> Why Freeswitch is not forwarding the sendonly in invite to SoftClient2?

If you are looking for FreeSWITCH to copy the exact
sdp and forward it, use bypass media

> How can we implement this using Default mode?
What is default mode?

> Can somebody help me with this?
> --
> *With Warm Regards:*
> *Saurabh Kumar Verma*
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