[asterisk-users] Hang up detection with TDM400P and Telewest/Virgin Media line

Luis Morales fastonion at gmail.com
Thu Oct 9 11:57:42 CDT 2008


Ok!!

Do this finale test.

call fron analog lines to any number, wait until the called hang up.
Now tell us the signal tone. If the signal is busy ? or any thing
else....

Your set up look ok. Now try with this options into zapata.conf header:


zapata.conf:
usecallerid=yes
hidecallerid=no
callwaiting=no
threewaycalling=yes
transfer=yes
echocancelwhenbridged=no
immediate=no
faxdetect=no
busydetect=yes
busycount=4

On Fri, Oct 10, 2008 at 11:42 AM, Gordon Henderson
<gordon+asterisk at drogon.net> wrote:
> On Thu, 9 Oct 2008, Mike wrote:
>
>> Folks,
>>
>> I've seen a few reports that people have had problems with hang up
>> detection on UK cable phone lines.  I have a TDM400P with two FXO ports,
>> one connected to my BT line and the other connected to my
>> Telewest/Virgin Media cable line.  If I ring the BT line and then clear
>> down, Asterisk detects this and acts accordingly.  If I ring the
>> Telewest line, the clear down is not detected, hence Asterisk continues
>> to ring extentions, record voicemail, etc.
>>
>> I've seen a few posts reporting this issue with the UK cable system but
>> these are generally not resolved.
>>
>> Has anyone sucessfully configured a UK Telewest line with Astersik?
>> Does anyone know how Telewest signals that the remote caller has cleared
>> down?
>
> I did an instalaltion yesterday with 2 Teleworst lines.
>
> When I was calling in on my mobile, then hanging up, it seemed to work ok
> - it did keep the line open for a few seconds, but I see that with BT too.
>
>> On the same topic, how does BT signal remote clear down?
>
> Dunno...
>
>> I have plugged a phone into the Telewest line and it doesn't appear to
>> receive a tone on clear down, nor does it appear to drop power on the
>> line.  Just in case, I changed the DCT in zaptel.h from 500ms to 100ms and
>> recompiled, however, this did not resolve the issue.
>
> I'm using asterisk 1.2.30, Zaptel 1.2.24. Oslec and an OpenVox card.
>
>> I'm working blind at the moment as I cannot find anything which
>> documents what to expect the Telewest line to do to signal a remote
>> clear down occured.  I've played around with the kewlstart and
>> loop-start setting but without knowing what the line is going to do,
>> it's difficult to know how to configure Asterisk.
>>
>> Does anyone have any experience of Telewest?
>
> Only 2 sites and they both seem to work OK - One in Bristol the other in
> Plymouth.
>
> Can't get caller ID to work though )-:
>
> Zaptel.conf:
>
> fxsks=3
> fxsks=4
> loadzone=uk
> defaultzone=uk
>
>
> zapata.conf:
>
> usecallerid=yes
> cidsignalling=v23
> cidstart=polarity
> hidecallerid=no
> callwaiting=no
> threewaycalling=yes
> transfer=yes
> echocancel=256
> ;echocancel=yes
> ;echotraining=yes
> echocancelwhenbridged=no
> immediate=no
> faxdetect=no
>
>
> ; Channel 3: PSTN line
> context=incoming
> group=1
> usecallerid=no
> faxdetect=none
> signalling=fxs_ks
> rxgain=4
> txgain=4
> callerid=asreceived
> channel => 3
>
> ; Channel 4: PSTN line
> context=incoming
> group=1
> usecallerid=no
> faxdetect=none
> signalling=fxs_ks
> rxgain=4
> txgain=4
> callerid=asreceived
> channel => 4
>
>
> Gordon
>
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-- 
---------------------------------------------------------------------------------
Luis Morales
Consultor de Tecnologia
Cel: +(58)416-4242091
---------------------------------------------------------------------------------
"Empieza por hacer lo necesario, luego lo que es posible... y de
pronto estarás haciendo lo imposible"

Leonardo Da'Vinci
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