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From: bamford@ihuxw.UUCP (Bamford)
Newsgroups: net.micro.att
Subject: Re: umodem sources, anyone?
Message-ID: <1175@ihuxw.UUCP>
Date: Thu, 23-Jan-86 14:15:11 EST
Article-I.D.: ihuxw.1175
Posted: Thu Jan 23 14:15:11 1986
Date-Received: Fri, 24-Jan-86 09:07:34 EST
References: <716@astrovax.UUCP>
Distribution: net
Organization: AT&T Bell Laboratories
Lines: 17

> ... Does
> anyone have the source to a UMODEM-style program for sending and
> receiving so that I can install it on the local vaxen? Or, failing
> that, a detailed description of the process that would allow me to
> write my own?

The UMODEM program is just an Unix implementation of the XMODEM
protocol.  This is the same XMODEM protocol that many BBSs and micros
use for file transfer; programs like mdm720 (for cpm80 systems) and
PC-TALK (for IBM PCs) use this protocol.
-- 

				Harold Bamford
				AT&T Bell Labs
				Naperville, Ill
				(cornet) 8-367-5744
				(312) 979-5744	(work)