[Asterisk-Users] quadBRI and UK ISDN2e

Jon Fautley jon at geekpeople.net
Thu Apr 8 08:01:39 MST 2004


stan wrote:
> On Wed, Apr 07, 2004 at 12:37:43PM +0100, Jon Fautley wrote:
> 
>>Morning Asterikians,
>>
>>I've just got my nice shiny quadBRI card, and it seems to be working 
>>very well - except for one little issue - CallerID.
>>
>>The card is currently connected to an ISDN2e line in P2P mode, and an S0 
>>adapter on our existing alcatel PBX.
> 
> 
> Is this an omnipcx?

Jup, omnipcx 4400.

> 
>>The S0 connection recieves callerID 
>>and displays it correctly - the 2e line doesn't, and BT have said that 
>>CLID was enabled on the line two days ago. Does anyone have any pointers 
>>on this?
> 
> 
> I assume the callerid is also being displayed on the alcatel handsets?
> or is this just callerid generated on internal calls?

The * box displays callerid in internal/external calls (the omnipcx is 
owned by a seperate company, we just didn't want to pay to call them 
(they're in the same building))

> If it is then that should show the bt line is setup correctly.  I have
> callerid working from a bt 2e line in ptp mode using zaphfc.  So
> assuming the bri-stuff versions match the only difference would be the
> quadbri card.  Not sure where that leads because I think/thought all the
> callerid stuff would be handled by libpri from a q.931 SETUP message on
> the d-channel and not be driver/card specific.
> 
> I could only get my s0 box to operate in ptmp mode, so there would be
> change in the signalling line in zapata.conf, but then if you weren't
> changing that nothing tends to work rather than just callerid.  I also
> note that you have to match the msn assigned to the s0 when dialling out
> through the omnipcx whereas bt doesn't seem to be as fussy, but again
> nothing todo with callerid.

I had a slight configuration problem with the S0 adapter that resulted 
in nothing working, but that's all fixed now, you're right though, it's 
an all/nothing senario - either it all worked or none of it worked.

I've just been onto BT again, and it seems they did have CLIP on the 
line for a few minutes, but then they removed it again and put COLP on, 
which they then told me was the same as CLIP... monkeys :(

Wait... I take that back.. calling BT a bunch of monkeys is insulting to 
monkeys.

They then proceeded to tell me that I didn't need to purchase a 
"presentation number" service (that allows us to display our 
non-geographic numberto people with CLIP rather than our geographic 
one)... I could just tell my switch to send whatever callerID I wanted 
and it'd get displayed... BT ISDN2e - the phreakers delight :)


Thanks for all your help...

<slightly bitter and twisted about BT> Jon



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