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List:       freebsd-hackers
Subject:    RE: Token Ring for FreeBSD yet?
From:       Curt Sampson <cjs () portal ! ca>
Date:       1998-02-28 3:05:34
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On Tue, 24 Feb 1998, Chris Dillon wrote:

> CSMA/CD just isn't very
> efficient on a heavily loaded network.  The CSMA/CD network (Ethernet) 
> would spend more time dealing with collisions than it would passing usable
> data.

*Sigh*. It's now been nearly ten years since this myth was killed,
and yet people are still repeating it. If you want to see a real
live Ethernet 3000 feet long with 24 hosts on it operating at
greater than 90% capacity, with an offered load that *continuously*
exceeds the theoretical capacity of the network, have a look at

    ftp://ftp.cynic.net/pub/cjs/ethnetcap.ps.gz

cjs

Curt Sampson    cjs@portal.ca	   Info at http://www.portal.ca/
Internet Portal Services, Inc.	   Through infinite mist, software reverberates
Vancouver, BC  (604) 257-9400	   In code possess'd of invisible folly.


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