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From: pjc@pbhye.UUCP (Paul Condie)
Newsgroups: comp.sys.att
Subject: Re: How do you get the 3B1 serial port to respond to BREAK?
Message-ID: <2036@pbhye.UUCP>
Date: Thu, 20-Aug-87 19:32:37 EDT
Article-I.D.: pbhye.2036
Posted: Thu Aug 20 19:32:37 1987
Date-Received: Sat, 22-Aug-87 12:43:58 EDT
References: <232@amanue.UUCP>
Reply-To: pjc@pbhye.UUCP (Paul Condie)
Organization: Pacific * Bell, San Ramon, CA
Lines: 16

>On my VENIX machine I have a script that will disable the getty and tell the
>line to ignore the fact that it hasn't got carrier detect.  This lets me
>call out under control of shell scripts, then bring back the getty when the
>call is done.  I'm not sure how to do this on the 3B1.



/usr/bin/setgetty 000 1       

This will turn the getty on for /dev/tty000.

/usr/bin/setgetty 000 0

Turns is back off.
The second arg is the tty port so this would also work for expansion
slots 001-xxx.