Path: utzoo!news-server.csri.toronto.edu!cs.utexas.edu!yale!cmcl2!panix!schuster
From: schuster@panix.uucp (Michael Schuster)
Newsgroups: comp.dcom.modems
Subject: Re: comp.dcom.modems lexicon
Message-ID: <1991Mar5.225546.6672@panix.uucp>
Date: 5 Mar 91 22:55:46 GMT
References: <bishop@dce.ie>
Organization: PANIX - Public Access Unix Systems of NY
Lines: 27

In article <bishop@dce.ie> em@dce.ie (Eamonn McManus) writes:
>[No change since last posting.]
>
>$Id: lexicon,v 1.0 91/02/01 16:47:06 em Exp $
>
>Comp.dcom.modems lexicon, by Eamonn McManus <em@dce.ie>.  Contributions by:
>  Charles Bryant <ch@dce.ie>
>  Ronald S H Khoo <ronald@robobar.co.uk>
>  David Lesher <wb8foz@mthvax.cs.miami.edu>
>  Chip Rosenthal <chip@chinacat.unicom.com>
>  Colin Plumb <ccplumb@rose.uwaterloo.ca>
>
>Full duplex.  Able to send data in both directions at once.
>
>Half duplex.  Able to send data in only one direction at a time.  Some
>  protocol is usually used to switch the direction as needed.
>

Toby Nixon has stated on CompuServe that according to CCITT terminology,
"duplex" means transmitting simultaneously in both directions at the
same speed. Therefore "full duplex" is undefined and redundant.
(Toby, are you listening?)

-- 
 Mike Schuster                                      |    CIS: 70346,1745
 NY Public Access UNIX:  ...cmcl2!panix!schuster    |    MCI Mail, GENIE:
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