[Asterisk-Users] how scalable is digium cards?

[HQ]

Steven,
what about if I want to make a 4x10 system?
Should I have to move to E1/T1 anyway? Is that cost effective?


----- Original Message ----- 
From: "Steven Critchfield" <critch at basesys.com>
To: <asterisk-users at lists.digium.com>
Sent: Wednesday, January 21, 2004 8:49 AM
Subject: Re: [Asterisk-Users] how scalable is digium cards?


> On Wed, 2004-01-21 at 00:40, lito lampitoc wrote:
> > This might be a newbie question but I'm just wondering
> > how would it be possible to have 30 analog lines using asterisk for PBX
> > by just using TDM40B and X100P (or are there any device>), if an
> > ordinary PC support just 4 PCI slots? the maximum scale i guess would
> > just be 2 x 8.  Adding a new PC just for this purpose would be costly.
> > 
> > I would appreciate your comments. 
> 
> It is unlikely you would want 30 analog lines coming in. It is likely
> that your telco would change to supporting a T1 or E1 based on your
> location and maybe they will then change it to analog at your premisis.
> When working with a PBX, you would want to take that T1 or E1 directly
> into the PBX without the analog conversion. So your 30 lines in would
> fit on a E1 if available or 2 T1s into a TE4XXP card. You are left with
> 2 more ports to move those channel banks inside for analog extensions.
> With 2 cards as a sane high limit, and the possibility of haveing those
> two cards be 4 port E1 cards, it is possible to have 240 lines split in
> some multiple of 30 between ins and outs. This also doesn't account for
> the VoIP options.
> 
> -- 
> Steven Critchfield <critch at basesys.com>
> 
> _______________________________________________
> Asterisk-Users mailing list
> Asterisk-Users at lists.digium.com
> http://lists.digium.com/mailman/listinfo/asterisk-users
> To UNSUBSCRIBE or update options visit:
>    http://lists.digium.com/mailman/listinfo/asterisk-users
>