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Date:      Wed, 9 Jun 1999 17:17:19 -0400
From:      Peter Radcliffe <pir@pir.net>
To:        freebsd-stable@FreeBSD.ORG
Subject:   Re: MMAP() in STABLE/CURRENT ...
Message-ID:  <19990609171719.A6700@pir.net>
In-Reply-To: <Pine.BSF.4.05.9906091547200.49155-100000@thelab.hub.org>; from The Hermit Hacker on Wed, Jun 09, 1999 at 03:48:58PM -0300
References:  <199906091835.OAA35583@cs.rpi.edu> <Pine.BSF.4.05.9906091547200.49155-100000@thelab.hub.org>

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The Hermit Hacker <scrappy@hub.org> probably said:
> On Wed, 9 Jun 1999, David E. Cross wrote:

> > by "break" I mean a serial break condition.  Take the Tx line out of your 
> > box and bring it negative 3-5 volts for a short time, that will be a break.
> > 
> > Seriously, the break will need to be sent from the piece of equipment that is
> > connected to the other end of the serial line.  It isn't a telnet issue at all.
> > There should be a way to drop into a command mode on the livingston (I have
> > never used one, so I don't know how), and send a RS-232 break to the remote
> > side.  After that go back to terminal mode, you should be at a DDB prompt.

> Will look into the break thing...don't believe there is a way of doing it,
> but have to search the docs to be certain...thanks...

When I used to telnet to portmasters (and ciscos, these days) used as
console servers all I did was control-] to get the telnet command mode
and type 'send brk', the portmaster sends the electrical signal.

P.

-- 
pir               pir@pir.net      pir@shore.net      pir@net.tufts.edu



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