Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sdd.hp.com!samsung!emory!gatech!udel!rochester!pt.cs.cmu.edu!o.gp.cs.cmu.edu!andrew.cmu.edu!jc58+
From: jc58+@andrew.cmu.edu (Johnny J. Chin)
Newsgroups: comp.sys.ibm.pc.hardware
Subject: Re: null modem cable
Message-ID: <EbdHzzm00W458_qgUK@andrew.cmu.edu>
Date: 29 Jan 91 09:27:27 GMT
References: <3439@nosc.NOSC.MIL>,
	<s1Vew1w163w@cybrspc>
Organization: Carnegie Mellon, Pittsburgh, PA
Lines: 17
In-Reply-To: <s1Vew1w163w@cybrspc>

Excerpts From Captions of netnews.comp.sys.ibm.pc.hardware:
27-Jan-91  Re: null modem cable           Roy M. Silvernail@cs.umn (1242)   
>If faking the handshake really is "never a good move", why did LapLink
>do it?

Laplink does it in order to avoid hardware control problems when you have
serial ports on different speed computers talk to each other.  A 386 talking
to an 8088 will definitely have different handshaking signal timings.  That
is why data is checked via software with Laplink.

     __________           Carnegie Mellon University             ___
    /          \                                            /   /    /_/ / /\/
   _/  /   /   / "Happy Computing ..."                   __/.  /__  / / / / /
  /     /     /     -- Computer Dr.
 /           /                          Internet: Johnny.J.Chin@andrew.cmu.edu
/  -------  /   4730 Centre Ave. #412   BITnet:   jc58@andrew
\__________/    Pittsburgh, PA  15213   UUCP:    ...!uunet!andrew.cmu.edu!jc58