[Asterisk-Users] Grandstream Budgetone BT-101 audio problems

[jurgen]

NTP? Really? I would never have thought of that one. All the phones
are configured to use pool.ntp.org, and they keep accurate time. Do
you think disabling NTP altogether would be a good idea?

Thanks!


On 31/01/06, Cristian Draghici <cristian.draghici at gmail.com> wrote:
> Are you using the same NTP server for both phones?
> Are you using NTP at all?
>
> Is jitterbuffer enabled on the asterisk server?
>
> Not sure about SIP, but on IAX if the timestamps go haywire,  you can
> loose audio from one side.
>
> hth,
> c
>
>
> On 1/31/06, jurgen <thinger at gmail.com> wrote:
> > Hi all,
> >
> > I'm having a really frustrating time with a bunch of BT-101 phones.
> > They've been trouble-free and working very well for the past several
> > months. A couple of days ago, some of the phones (but not all of them,
> > yet) have started acting very strangely. All phones are running
> > firmware 1.0.6.7, and are identically configured (except for the
> > user/authenticate/password things) on both the phone side and in
> > sip.conf.
> >
> > After a few hours of relatively heavy use, the phone stops sending the
> > remote party's voice to the BT-101 person. Someone else (me, heh heh)
> > listening in to the call via ZapScan can hear both sides just fine, so
> > it doesn't seem to be Asterisk's problem, at least directly.
> >
> > I've tried simply power cycling the phones. Doing that buys me a bit
> > of time, sometimes a minute, sometimes ten. But the problem always
> > comes back relatively quickly. Moving the phones to another physical
> > Ethernet connection does nothing either.
> >
> > The way to make the problem go away for about 24 hours is to swap them
> > around. I move a spare from my desk to the person with the bad phone,
> > simply by changing the user/auth/pass strings. I set the broken phone
> > up with my testing user/auth/pass stuff, and they both start working
> > again. Now get this: Simply changing the user/auth/pass strings on the
> > bad phone to something else, then setting them back to what they were
> > before *doesn't work*. The actual phones have to be swapped around.
> > The phones are plugged into the same switch as the Asterisk server, no
> > funny stuff there.
> >
> > I've tried resetting the phones back to the factory settings, and
> > reconfiguring them from scratch. That doesn't eliminate the problem
> > either, just delays it another 24 hours.
> >
> > So. That pretty much covers it. Only three of the phones are doing
> > this, and they only started a few days ago. They were working *fine*
> > for months! Does anyone have any ideas here? I'm about ready to throw
> > these phones into a tree shredder.
> >
> > Thanks!
> >
> > ......jurgen
> >
> > --
> > thinger at gmail.com is jurgen's gmail address.
> > Visit http://jurgen.ca/ for more yummy goodness.
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--
thinger at gmail.com is jurgen's gmail address.
Visit http://jurgen.ca/ for more yummy goodness.