[Freeswitch-users] Voice lag in conference

[Michael Collins]

Can you describe your networking environment a bit? One thing that can
affect the latency of your voice traffic is your network infrastructure. If
you can isolate FS and some phones on a separate, controlled network then
possibly you can start narrowing it down to other factors.

-MC

On Tue, Jun 16, 2009 at 10:51 AM, Bradley Brashier <bjbrashier at gmail.com>wrote:

> I'm creating a conferencing product for use in a system with theoretically
> several hundred concurrent calls. I'm using FreeSwitch to create this
> product, but am not only new to FreeSwitch, but also the entire telecom
> industry as well as Open Source projects in general (I'm a recovering BIOS
> guy).
>
> I've got a bare-bones conference up and running on the server, including a
> handshake and a couple of features, and am using the default packages from
> the current trunk, but I've noticed that voice lag is a pretty big issue.
> Common lag times are several hundred milliseconds, and I've heard as long as
> a second. It seems to be at least marginally specific to individual phones
> -- certain phones have longer lag than others even on the same call.
>
> My question is really about what my options are. Is this just a part of
> SIP? Of conferencing? Of FreeSwitch? Are there things I can prune or slim
> down that will help? Is this a common issue? If it's common, is it expected
> by the marketplace?
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