asterisk users - May 2004 - dialogic was RE: "Glare" condition - How well does asteriskhandle?

Darren, yes,  I'd be happy to help.
I'll contact you off list to sort out the
arrangements.
I should warn you that it may be a 
wasted journey for you, as I really
dont know if it will exhibit the problem.
Tim.

"Storer, Darren" <starusers@comgate.tv> wrote:
__________
>Hi Tim,
>
>TP> So it _may_ not be a problem for me as NTL is a patchwork
>TP> of smaller telcos, my area (Manchester) may be more up to
>TP> date.
>TP> Anyone know an easy way to tell what I've got ?
>TP> (or will I have to ask NTL -aaaagh)
>
>"Pound to a penny" you have ISDN 85. It's been reported via
the list
>recently that only one NTL region in the UK has ISDN 110 (EuroISDN).
>
>If you are near Manchester and you're amenable, I'd like to ask if
you'd
>mind me coming down to capture a trace of Asterisk failing with NTL's
ISDN
>85? (Pretty please etc.) I have a portable(ish) Asterisk server, with PRI,
>that I can bring along and the whole thing should take between 30 minutes
>and 1 hour to setup. The test can take place any time early or late
>(weekend's ok too) to suit you and the needs of your business.
>
>It would be great to move the ISDN 85 problem forward; I've lost access
to
>the spare ISDN 85 circuit at a local switch site as it now has a production
>server on it...
>
>There are a number of features missing from ISDN 85 and some additional
>Information Elements that are sent, especially during call setup and tear
>down. I'm hoping that a patch to the existing Q.931 stack is all
that's
>required but without some hard facts to go on it will be difficult to crack.
>
>Regards
>
>Darren
>--
>Comgate
>Telco>Internet<Broadcast
>Tel: +44(0)700 COMGATE
>
>-----Original Message-----
>From: asterisk-users-admin@lists.digium.com
>[mailto:asterisk-users-admin@lists.digium.com]On Behalf Of tim panton
>Sent: 27 May 2004 20:59
>To: asterisk-users@lists.digium.com
>Subject: Re: dialogic was RE: [Asterisk-Users] "Glare" condition -
How
>well does asteriskhandle?
>
>
>Steve Underwood wrote:
>> Jason Williams wrote:
>>
>>> At 09:16 27/05/2004 -0500, you wrote:
>>>
>>>> Maybe the time and effort would be better spent finding out why
the
>>>> Digium card won't work on the NTL's PRI and either
fixing it or
>>>> providing the information and testing facility to someone who
can.
>>>
>>>
>>>
>>>
>>> NTL's PRI uses ISDN 85  not q931 so a ne protocol stack would
need to
>>> be written.
>>
>>
>> I think you means ISDN 85 not EuroISDN.
>>
>> Good heavens. I thought ISDN 85 died out in about 89. :-)
>>
>> I don't know where you would get the spec these days, but it
shouldn't
>> be a lot of work to modify libpri to add another variant of ISDN.
>>
>
>I should say that I don't _know_ what NTL are delivering me,
>I haven't (yet) tried it with a digium E1 card.
>
>What I do know is :
>	1) the dialogic card claims to be running CTR4 on an E1 ISDN PRI
>	2) other folks on this list have had difficulty getting digium cards to
>talk to NTL.
>	3) exactly the same dialogic config works on BT and the Dutch PTT's E1
>lines.
>
>So it _may_ not be a problem for me as NTL is a patchwork of smaller
>telcos, my area (Manchester) may be more up to date.
>
>Anyone know an easy way to tell what I've got ?
>(or will I have to ask NTL -aaaagh)
>
>T.
>
>> Regards,
>> Steve
>
>
>
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