[asterisk-users] Using voice modem as poor man's FXO in Asterisk 1.8

Leif Madsen leif.madsen at asteriskdocs.org
Tue Mar 1 18:53:28 CST 2011


On 11-02-27 09:12 PM, Stuart Longland wrote:
> I've tried researching this, and so far, have struggled to find any
> contemporary information on the issue, so I do apologise if asking this
> irritates people who have answered this before.
>
> I have managed to set up Asterisk 1.8 on the web server here.  I have
> two softphones (Ekiga) able to communicate with it.  So far so good.
> I'm now curious to see if I can link it with the PSTN phone line here.

There are several very good answers in this thread, and I suggest reading them. 
However, if hardware costs are the issue, then my recommendation is always to 
look at a SIP connection from an ITSP as your connection to the PSTN. The costs 
are nearly trivial (at least in Canada here you can have a DID for inbound calls 
for something around $5 a month, with termination costs in the range of 1c/min 
-- in other commonwealth countries I presume the costs are similar?).

My bill rarely rises above $20 a month, and I use my phone a lot. (Business, 
personal, and 3 DID numbers are included in that cost.)

I highly suggest you spend your time and money elsewhere, rather than chasing 
the dragon that seems to be winmodem FXO connectivity.

If you absolutely must have hardware, then I suggest you start with used ATA 
(analog telephony adapters) that can be found on eBay, kijiji, craigslist, or 
any other assorted websites.

Leif.



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