[asterisk-users] Advice on ISDN and Asterisk in the UK

Dave Cotton dcotton at linuxautrement.com
Fri Oct 24 11:49:52 CDT 2008


Andres wrote:
> Phil Knighton wrote:
> 
>> Hello all
>>  
>> What I'm looking for is some plain speaking advice on ISDN.
>>  
>> Currently using 4 analog lines connecting via a four port TDM400P FXO 
>> card.  We need to physically move our installations, and on requesting 
>> the analog lines be moved - our telco (BT) is suggesting we replace 
>> our analog lines with ISDN2.  We would have 3 x ISDN2 connections, 
>> giving us six voice channels.  They've even offered us free 
>> installation of the lines (as opposed to a £560 charge for moving the 
>> analog lines!)
>>  
>> What hardware would you recommend in the Asterisk box?  I don't mind 
>> admitting I'm a newb and a lot of the info I've found is over my 
>> head.  I've been looking at a TE410P - would this achieve what I want 
>> which is to connect the 3 ISDN2 connections, giving me six voice channels?
>>  
>> Assuming the TE410P is what I'm looking for (or an equivalent - 
>> suggestions?) what are the basic points for what I would need to 
>> change in my current config?
> 
> I recommend the Sangoma A500 with Echo Cancel.  The TE410P is not what 
> your are looking for since its for PRI service.  What BT is offering you 
> is BRI service.  The Sangoma Wiki will tell you what configs need to me 
> made.  http://wiki.sangoma.com/sangoma-wanpipe-smg-asterisk-bri-installation

He probably got confused with the B410P which is BRI, as far as working
well on BT I can't say but I've used it with France Telecom with no
problems.

DC




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