[Freeswitch-users] high latency

[Mathieu Rene]

Try <action application="set" data="rtp_autoflush=true" />

Math

On 12-Jun-09, at 7:28 PM, Michael Collins wrote:

>
>
> On Fri, Jun 12, 2009 at 3:53 PM, David Burgess <apt.get at gmail.com>  
> wrote:
> On Fri, Jun 12, 2009 at 4:33 PM, Michael Collins<msc at freeswitch.org>  
> wrote:
> > Can you describe your setup? Need to know what kind of OS and  
> hardware is
> > running FS as well as what kind of phones. Any NAT involved?
> > -MC
>
> FS is running inside pfsense, which is a freeBSD-based firewall
> (pfsense.org). Hardware is a lightly loaded Soekris net5501 (500 MHz
> Geode x86, 512 MB RAM)(www.soekris.com).
>
> FS external and internal profiles are both listening on WAN with a
> public IP address. My extensions are 2 lines on a Linksys PAP2T
> residing on the LAN, registered to the internal profile on the WAN
> interface. All calls are made via a sip trunk.
>
> PAP2T normally reports a decode latency in the neighborhood of 30 ms
> and jitter of 5 ms. Ping time to my provider's rtp servers is ~42 ms.
>
> Every call starts out with imperceptible latency, but at some point
> the caller notices a long delay, as I said, usually around 3 seconds,
> and usually only on calls lasting 500 seconds or more.
>
> Anything else I can provide?
>
> Hmm... Might want to ask Mark Crane (IRC: mcrane) if he's seen  
> anything like this with FS+pfSense. The FS devs aren't exactly keen  
> on FS + FBSD because of some issues between a FS dependency (APR)  
> and the FBSD threading model. Still, on a light load I wouldn't  
> expect this kind of behavior.
> -MC
>
>
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