[asterisk-users] Phantom Calls

Stephen Bosch posting at vodacomm.ca
Mon Jun 18 11:39:40 CDT 2007


Lee Jenkins wrote:
> I have a client that is having problems with phantom calls.  I have not 
> been able to see it happen myself, but they say when it happens, the 
> display on the phone (polycom 301's) says "Device" is calling, but when 
> they answer the phone, there is only silence and then they hang back up 
> and it sometimes rings again.
> 
> I've been trying to track this down for a couple of weeks now with no 
> success yet.  If anyone can lend a suggestion or a pointer to look for, 
> I would greatly appreciate it.
> 
> I've tried using WaitForRing() in case it is bad signaling coming from 
> the phone company.  But that has not helped.

I highly doubt this is the cause. I suspect a dialplan error.

Ask your client if they are doing anything else when this happens, like
making a fax call ;)

> This setup has:
> 
> Asterisk 1.2.17
> Zaptel (whatever was distributed same time as Asterisk 1.2.17)
> CentOS 4.4
> Polycom 301's throughout
> Sangoma A200 with 2 ports connected to PSTN.
> 
> Thanks for any help.

We kinda need to see your dialplan to provide any useful help.

-Stephen-




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