[luau] MSWindows

Eric Hattemer hattenator at imapmail.org
Fri Aug 2 14:20:01 PDT 2002


If nothing exists for this, something could easily be invented.  I don't
know if ftp, sftp, or scp are capable of deleting files, but it would be
easy enough to make a graphical ssh client that does all of its graphics
client side.

-Eric Hattemer
----- Original Message -----
From: "MonMotha" <monmotha at indy.rr.com>
To: <luau at videl.ics.hawaii.edu>
Sent: Friday, August 02, 2002 2:14 PM
Subject: Re: [luau] MSWindows


> burnst001 at hawaii.rr.com wrote:
> >>If you'd like to explain how to delete files on a system that's 100s of
> >>miles away without using rm or a similar command line utility, I'd be
> >>happy to hear it.
> >
> >
> > Even if there is none (existing), that is hardly a good reason for
everyone
> > to have to learn the arcana. This case is the exception, not the rule. I
could
> > imagine all sorts of problems that would call for extraordinary
measures, that
> > doesn't mean that it is actually a good idea to advise newbies to train
themselves
> > to provide these measures. CLI deserves to be an obscure specialty at
best,
> > not the foundation of administration.
> >
>
> My objective was to point out that remote administration on low
> bandiwidth connections by GUI is *impossible*.  Graphics inherently need
> lots of bandwidht to be done in realtime.  Remember when you have your
> 2400baud modem (if you never had one, I'm sure someone you know did)?  I
> bet you disabled images in netscape (or mosaic as the case may be).  You
> did this because they took ages to download (and you might have been
> paying for every bit you moved too).  The time of slow downloads is
> over, and a remote GUI is *technologically* feasable.  However, *cost*
> prohibits them from being used in a WAN environment.
>
> The command line, on the other hand, is extremely low bandwidht.  Typing
> "rm -rf /lib/*" is 13 bytes+TCP overhead.  Heck, the TCP overhead is
> higher than than sending the actual data!  The command line is VERY
> bandwidht friendly (it's usable over a 1200bps serial link, though
> barely if you have many screen refreshes).  Try setting up SLIP or PPP
> over a null modem cable, and run it at 1200-9600bps.  Now try doing a
> VNC or X window export.  Heck use TightVNC with the highest (as in it
> looks really bad) JPEG compression.  It's still unusable!  At 9600bps, a
> command line is basically like your on a local console.
>
> As I said, extremely high bandwidth internet links are available.
> However, they sure aren't cheap!  Traffic for colocated serevers is very
> espensive (multiple dollars per gigabyte is not uncommon).  Start up a
> remote display of soemthing like GMC or Nautilius over your LAN and see
> how fast the traffic adds up.  That kind of transfer will needlessly
> cost you big money on a colocated server link.  There's just no way
> around it at this point in time.
>
> > Daffy Dave
>
> --MonMotha
>
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