[asterisk-users] Phantom Calls

[Lee Jenkins]

Matt wrote:
> I too have seen what Rob is saying.. on a Sangoma card.   It was an easy 
> fix in the config, but I don't remember what it was.. but basically it 
> was stray voltage.
> 
> On 6/18/07, * Rob Schall* <rschall at callone.net 
> <mailto:rschall at callone.net>> wrote:
> 
>     We were having phantom calls as well. In our case, we had 2 pots
>     line running in our sangoma card, and when you dial out, would would
>     wait for whomever to pickup. If you gave up waiting an hung the
>     phone up (we also had 2 normal phones plugged into fxs ports), it
>     wouldn't immediately receive the hangup signal. The call would
>     connect, then asterisk would turn around and try to call us back. If
>     the other side hungup because they just heard dead error, then when
>     you'd repickup your call, it would also be dead air.
> 
>     Not sure if this is the same case as yours, but ours was odd as well.
>     Rob
> 

Thanks for responding, Guys.

I can't say if that is the behavior that causes it to happen, but I have 
asked the customer to take note of that.  The symptoms that you both 
describe are exactly what they are experiencing so this is a welcome lead.

Here is the zapata.conf below.

[channels]
usecallerid=yes
cidsignalling=bell
cidstart=ring
usecallingpres=no
echocancel=yes
echocanclewhenbridged=yes
echotraining=no
rxgain=0.0
txgain=0.0
group=1
callgroup=1
pickupgroup=1
hanguponpolarityswitch=yes
answeronpolarityswitch=no
ringtimeout=8000
musiconhold=default



busydetect=yes
busycount=6
usecallerid=yes
hidcallerid=no
callwaiting=no
threewaycalling=no
transfer=no
echocancel=yes
echotraining=yes
echocanelwhenbriged=yes
context=incoming
callprogress=no
answeronpolarityswitch=no
signalling=fxs_ks
channel=> 3

busydetect=yes
busycount=6
usecallerid=yes
hidcallerid=no
callwaiting=no
threewaycalling=no
transfer=no
echocancel=yes
echotraining=yes
echocanelwhenbriged=yes
context=incoming
callprogress=no
answeronpolarityswitch=no
signalling=fxs_ks
channel=> 4


-- 

Warm Regards,

Lee