[Freeswitch-users] Sending keepalives on Verto websocket

Anthony Minessale anthony.minessale at gmail.com
Fri Oct 6 03:58:35 UTC 2017

Or, file a similar request with nginx to not do that behavior,

On Thu, Oct 5, 2017 at 11:07 PM Chad Phillips <chad at apartmentlines.com>

> I've switched to using Nginx to proxy Verto websockets, and have run into
> a small snag: by default, if Nginx doesn't read any data from a proxy
> backend within 60 seconds, it closes the connection, even for websockets.
> It appears the recommended solution is to have the server send some kind
> of regular keepalive. I poked around in mod_verto.c and found a
> 'request.keepalive' variable, but I'm unclear how to set that in the
> request, and/or if it even accomplishes what I'm wanting.
> I've solved the issue for now by periodically sending a JSON RPC 'echo'
> request along the websocket every 50 seconds, and the reply from the server
> is enough to keep the connection open. This is fine, but I am curious if
> there's a way to do it just from the server side, and if not, if it's worth
> it to add a setting to enable that functionality?
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Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬

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