[Asterisk-Users] Re: Pinging ...

[Noah Miller]

Hi Alan -

> Asterisk 1.0.7  (AAH really)
> 4 co lines from Bellsouth into a Diguim T400P.
> Polycom 501 x 4 on the desktops.
>
> My problem is on calls to or from the CO I hear a "pinging" (thing  
> sonar
> ping in a submarine) every 12 seconds.  You can set your watch to it.
> COuld this be a "call recording in progress" tone.  I have not made  
> any
> effort to turn on call recording.  If it is I'll go figure out how to
> turn it off.  Could this be echo cancelation "retraining"  Am I just
> u8nder dosing on my morning meds ?
>
> Any guesses from anyone here. I just want the "pinging" to stop.
>
> One more thing, this machine is remotely managed and is in a distant
> city.  If I really have to go I can.

My best guess would be rf interference local to the data center where  
the server is.  For a while, I had a cordless phone near one of our  
asterisk servers with analog lines, and it made some pretty weird  
sounds during calls.

- Noah