[Asterisk-Users] Full-Duplex on Voice Modem

[Steven Critchfield]

On Sun, 2003-03-09 at 21:23, Jamie Carl wrote:
> Hey all,
> 
> Just a quick question.
> 
> I've managed to configure my generic rockwell voice modem with asterisk and
> can make calls out to the PSTN through it.  Thing is I get one way voice.
> Is this a problem with the voice modem not being capable of full-duplex
> voice, or is it the voice modem channel driver for asterisk?
> 
> Anyone know what is required to get this working as being in Australia, it's
> hard to get cheap analog hardware to link to the PSTN and being able to
> stick a couple of voice modems in a box would be a nice way of doing it.

Half duplex audio is a side effect of moving the data on a serial line
with AT commands. Look at the archives to see past comments on it.

-- 
Steven Critchfield <critch at basesys.com>