[Freeswitch-dev] Heartbeat between WebRTC Client and Freeswitch

Kaiduan Xie kaiduanx at gmail.com
Mon May 24 14:29:04 UTC 2021

Using websocket for media? Usually in WebRTC, websocket is for
signalling such as SIP or Verto.


On Mon, May 24, 2021 at 10:11 AM Qihong Wang <qihongw at gmail.com> wrote:

> Hi,
> I'm new to Freeswitch and real time communication. However, I'm
> involving a project which uses Freeswitch gateway for WebRTC communication.
> The client, mostly JavaScript code, uses Websocket to send media data and
> also the heartbeat regardless the ping/pong of Websocket.  Freeswitch must
> respond that heartbeat. I'm not sure where to start. I'm
> thinking src/mod/endpoints/mod_rtc/mod_rtc.c or mod_verto.c/mod_verto.c,
> ws.c might be the right place to add heartbeat handling?
> The second thought is using Freeswitch's event system, especially the
> buildin heartbeat event. If so, our client needs to give up its own
> heartbeat, although the possibility is very low. I'd love to hear how to
> utilize Freeswitch's heartbeat event between our client and Freeswitch
> gateway.
> Thanks in advance!
> Qihong
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