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From: moore@DALE.FAC.CS.CMU.EDU (Dale Moore)
Newsgroups: comp.protocols.tcp-ip
Subject: Re: Magic cookies over Telnet
Keywords: Telnet, options, XDISPLOC, X11, magic cookie
Message-ID: <1990Aug17.131854.5952@cs.cmu.edu>
Date: 17 Aug 90 13:18:54 GMT
References: <2432@dino.cs.iastate.edu> <12461@hydra.gatech.EDU>
Sender: netnews@cs.cmu.edu (USENET News Group Software)
Reply-To: moore@DALE.FAC.CS.CMU.EDU (Dale Moore)
Organization: Carnegie Mellon University
Lines: 22

In article <12461@hydra.gatech.EDU>, gs26@prism.gatech.EDU (Glenn R.
Stone) writes:
|> In <2432@dino.cs.iastate.edu> hascall@cs.iastate.edu (John Hascall) writes:
|> 
|> > What I was thinking of doing was passing the magic-cookie [DISPLAY
variable]
|> >to the remote-end through another Telnet option.  Has anyone else thought
|> >about/done this (I didn't find a RFC)?  Does any one have any comments
|> >on the good/badness of this?
|> 
|> This smells more like what rlogin does...  Telnet doesn't need to be passing
|> environment variables, since I might (and do, occasionally) be telnetting
|> to a VMS machine, or (angels and ministers of grace defend us) a CYBER...
|> 

See RFC 1096  for one way to pass the DISPLAY environment variable
from telnet client to telnet server.

Dale Moore
Senior Research Systems Programmer
School of Computer Science
Carnegie Mellon University