[Asterisk-Users] Not enough lines available for Asterisk implemetation

John Daragon john at argv.co.uk
Thu Sep 8 08:23:51 MST 2005


Wayne Gemmell wrote:
> Hi all
> 
> I am looking at implementing asterisk at a company with two ISDN bricks (60 
> lines). I know that the VoIP will absorb at least on brick worth of lines but 
> that still leaves me with a need for 30 ISDN lines. As far as I can tell most 
> of the Digicom cards have 4 FXS ports and I've read on this list that at most 
> two could coincide in a box simultaneously without causing an interupt flood. 
> 
> 1) is my info okay so far?
> 2)What would be the best way for be to implement the other 22 lines? Is there 
> hardware I'm not aware of?

Wayne, hi;

I guess what you're describing is 2 x ISDN30 connections (around 2Mbit/s 
each ?)

I'm not familiar with the SA telephone system, but in the rest of the 
world (more or less) the card you'd need is the Digium TE110P which is 
switchable between T1 (24 channel) and E1 (30 channel) ISDN.

jd

-- 

John Daragon                                          john at argv.co.uk
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