[Asterisk-Users] What do I need to build up DID services?

[James Taylor]

On Sun, 26 Dec 2004 14:17:59 -0500, Dorn Hetzel  
<asterisk-users at dorn.hetzel.org> wrote:

> On Sun, Dec 26, 2004 at 12:16:24PM -0600, James Taylor wrote:
>> On Sat, 25 Dec 2004 10:43:00 -0500, Dorn Hetzel
>> <asterisk-users at dorn.hetzel.org> wrote:
>>
>> >On Sat, Dec 25, 2004 at 04:27:52PM +0800, Ronald Wiplinger wrote:
>> >>Greg Hill wrote:
>> >>
>> >>I am looking for a small device with four FXO and one WAN connection.
>> >>Simple, so that the cleaning woman can make a hardware reset if
>> >>necessary. This device should be connnected to my Asterisk box. The  
>> box
>> >>will be used in areas where DIDs are not available yet, and where you
>> >>not even can make ads for it ;-(
>> >>It should be cheap, and it should connect either with SIP or IAX.
>> >>No FXS is needed !!!
>> >>
>> >I'm not sure, but I think your best price/performance solution
>> >might be a very small linux system (1U or smaller) with one
>> >Digium TDM400P+4*FXO daughtercards.  At least the the size
>> >point of 4*FXO, this may turn out to be your winner.  If it
>> >boots from flash, your cleaning lady can always apply power
>> >cycle for anything you can't fix via ssh...
>> >
>> >By using this solution, you would also get the ongoing
>> >bandwidth benefit of being able to trunk all 4 FXO calls
>> >out in a single IAX frame.  This will save you money on
>> >an on-going basis if your bandwidth costs are significant.
>> >
>> >Perhaps Soekris would be a good box for this solution,
>> >but there may be even smaller devices with the needed
>> >1*PCI interface, I don't know.
>> >
>> >Regards,
>> >
>> >-Dorn
>>
>> A MAX 4096 will work. And they're cheap.
>> I'm using the TNT's.
>> Contact me  off list.
>>
>
> That seems kind of overkill to service 4 pots lines ...
>
> -Dorn
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And, you can't do DID on pots lines.
You can use BRI.
or You can use 4 wire trunks.
It's cheaper to do T1's and only use a few channels.

-- 
James Taylor
3505 Summerhll Road
Suite 11
Texarkana, Texas  75503
903-793-1953