Subject: Re: getty/modem issue
To: Adam Glass <adam@zembu.com>
From: Greg A. Woods <woods@weird.com>
List: tech-misc
Date: 10/19/2000 16:07:54
[ On Thursday, October 19, 2000 at 04:04:25 (-0700), John Nemeth wrote: ]
> Subject: Re: getty/modem issue
>
> Some modems issue the "CONNECT xxx" message before raising DCD. A
> fast computer that is just looking for the CONNECT message can respond
> before DCD gets raised, which of course, will cause the modem to
> hangup. The solutions that I've seen in several different gettys
> (i.e. mgetty) is to sleep for a short time after getting the CONNECT
> message.
If at all possible though the modem should be taught to never say
anything out the serial line when it's answering a call. Most modems
usable for Unix simultaneous dial-in/out support such a feature.
--
Greg A. Woods
+1 416 218-0098 VE3TCP <gwoods@acm.org> <robohack!woods>
Planix, Inc. <woods@planix.com>; Secrets of the Weird <woods@weird.com>