Thus spaketh Steve in Herts:
> On Tue, 25 Jul 2006 17:00:20 GMT, ACDeag <CAUPZITLZLVU@spammotel.com>
> wrote:
>
>> Steve in Herts brought next idea :
>>> Has anyone had any success using the voip.co.uk service in
>>> conjunction with a NTL residential Internet account?
>>>
>>> I am using a Grandstream HandyTone-486 ATA which connects ok to the
>>> voip.co.uk SIP server. I am able to receive calls from PSTN lines
>>> but when I try to call a telephone number, I hear the line ringing
>>> and then when the person I am calling picks up their phone, the line
>>> immediately drops. It has been like this ever since I signed up
>>> last weekend.
>>>
>>> I have heard only positive things so far about voip.co.uk on this
>>> and other forums so am beginning to wonder if it is anything to do
>>> with my NTL Internet connection. Does anyone know if NTL are
>>> blocking any ports which could be causing my problem. Or could
>>> anyone suggest any other possible causes?
>>>
>>> Many thanks,
>>>
>>> Steve
>>
>> I use tem on Telewest with no issues, one thing I did have to do was
>> place my ATA in the DMZ on my router.
>
>
> Hi,
>
> I'm not using a router, My Grandstream ATA is connected directly to
> my cable modem,
>
> What is "DMZ" out of interest?
>
> Cheers
>
> Steve


Demilitarized Zone

The DMZ feature allows you to forward all incoming ports to one
device/PC.


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