[Asterisk-Users] can I use an external modem such as USR robotics V92

[Steven Critchfield]

On Wed, 2005-03-09 at 18:15 -0300, Jose Jorge Masdeu wrote:
> Hi, can I use an external modem such as Usr or other une attached at ttyS0
> port on my linux box whith asterisk for routing incoming and outgoing calls?

Simple search would have yielded many examples of why you can't.
External modems must use the Hayes AT command set. The command set is
not designed to allow for bidirectional comms traffic. So you would get
into a cb radio situation where one side could talk but not the other.
-- 
Steven Critchfield <critch at basesys.com>