[Asterisk-Users] UK ISDN with Asterisk

John Daragon john at argv.co.uk
Sat Apr 9 03:47:32 MST 2005


Henry Owens wrote:
> Hi,
> 
> 
>>Get yourself a 'Fritz!Card PCI' - also marketed by BT themselves as a
>>'BT Speedway ISDN' adapter - these seem to be the most cheap and
>>supported of low-end ISDN2 adapters
> 
> 
> Will do - they seem pretty inexpensive (even for the BT Speedway card is
> only about £35). From doing a bit of poking, SuSE 9.1 seems to be the
> latest OS for which drivers are available. Is anyone using one of these
> cards successfully, and if so, on SuSE?
> 
> One more question (and probably a pretty basic one, but i'm not that
> familiar with PSTNs) - will i need two of these cards in order to use
> both channels?
> 
> Looking forward to getting this going now, and much more confident,
> thanks for your support!

Henry, hi;

I'm running a small Asterisk PABX under SuSE 9.1. I have one analogue 
(PSTN) line, a single ISDN2e connection (i.e. 2 channels - one adaptor 
card) and a London PSTN number which gets routed to me via IAX, and I 
support 2 internal SIP phones and 4 internal analogue handsets. DID and 
whatever CLID is called in ISDN work fine. CLI on the analogue line is a 
nightmare because the Digium hardware doesn't support BT's CLI, so I 
have a modem picking that up and inserting it into Asterisk with (so 
far) variable results.  Outgoing calls go either via the landlines, or 
via the Docklands-terminated IAX channel.

All works pretty well - looks like just the sort of solution your client 
may need. Do be aware that supporting multiple ISDN2e cards might 
problematic. Not impossible, but problematic...

jd

-- 


John Daragon                                          john at argv.co.ok
argv[0] limited
Lambs Lawn Cottage,  Staple Fitzpaine,  Taunton,  TA3 5SL,  UK
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