On Dec 30, 2007 6:44 PM, Doc Shipley <doc at mdrconsult.com> wrote:
And, in fact, one of the AT commands initiates
negotiation without a
ring. I disremember which one, but I've used 2 modems and a "plain
vanilla" 4-wire phone cord between them.
ATA[nswer] on one and ATO[riginate] on the other should do the trick.