Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!apple!netcom!jbreeden
From: jbreeden@netcom.UUCP (John Breeden)
Newsgroups: comp.sys.ibm.pc.hardware
Subject: Re: Ethernet Cards and long lines
Message-ID: <17358@netcom.UUCP>
Date: 23 Nov 90 20:28:46 GMT
References: <17132@hydra.gatech.EDU>
Organization: Netcom- The Bay Area's Public Access Unix System {408 241-9760 guest}
Lines: 21

In article <17132@hydra.gatech.EDU> bb16@prism.gatech.EDU (Scott Bostater) writes:
>I'm looking for a manufacturer of ethernet cards that can RELIABLY handle
>long drop lines.  We have several Western Digital WD8003E cards, some of
>which can handle line lengths of 125 feet or so and others that can only
>handle 65 feet or so.  I've talked to tech support at WD and they admit 
>that they have a problem with longer distances and are "looking into the
>problem"  Meanwhile, I'm looking for alternate sources of ethernet cards.
>

If you mean by "drop-line", running 65-125' of thinnet from a tee connector
from another thinnet - you're in violation of the 802.3 10base2 spec.

You can't run thinnet "drops" off of a thick/thinnet and expect reliability
(or even your net to work).
-- 
 John Robert Breeden, 
 netcom!jbreeden@apple.com, apple!netcom!jbreeden, ATTMAIL:!jbreeden
 -------------------------------------------------------------------
 "The nice thing about standards is that you have so many to choose 
  from. If you don't like any of them, you just wait for next year's 
  model."