[asterisk-users] PSTN Connection

Brent Vrieze bvrieze at cimsoftware.com
Thu May 21 09:55:12 CDT 2009



Lyle Giese wrote:
> Manoj Panicker - FOES wrote:
>>
>> Hi
>>         Which is the best interface card to connect* PSTN* line with 
>> Asterisk. Can somebody please help. My intention is to route the 
>> incoming PSTN calls to internal IP Phones through Asterisk and Vice 
>> versa. The Asterisk is in LAN and is reachable from all the IP phones 
>> in the LAN.
>>
>> Thanks
>> Manoj
>>
> That's a wide open question.  How many lines?  What kind of lines?  
> What country are you in?  What options are availible to you?
>
> I only have three incoming lines for a soho Asterisk install.  I 
> decided on a T1 card and picked up a used channel bank on ebay.  Not 
> the cheapest way, but it has served me very well.
>
> You are not going to get much help unless you define the problem better.
>
> Lyle Giese
> LCR Computer Services, Inc.

HI,

OK, I'm going to chime in on this one as I am going to set up an 
Asterisk system for our volunteer ambulance service.  As a part of the 
Emergency Services we need to maintain a POTS line as redundancy and due 
to the fact that with an old style phone I don't need power for the 
phone to work.  I plan on using a SIP provider for the rest of our phone 
needs.  If not for the emergency services part I would go completely SIP 
based.

Anyway I would need a FXO/FXS card for use in the US.  Only one line so 
I don't need any of the fancy 4 line systems.  I have heard you can use 
certain modems to do this but I would like what I am doing to be 
seamless and not require hacking at a problem for hours to save $50.  I 
just want it to work quick and easy.  I am unsure what you mean by "What 
kind of lines?" and "What options are availible to you?".  Maybe that is 
part of asking this question, to get some info about the phone system too.

Any help would be grand.

Thanks
   Brent
>
>
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-- 
Brent T. Vrieze
CIM Automation
Softare Engineer
507-216-0465




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