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Date: Mon, 30 Dec 2002 21:22:54 -0500 (EST)
From: Bill Davidsen <davidsen@tmr.com>
To: John Bradford <john@grabjohn.com>
cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: OT: Which Gigabit ethernet card?
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On Fri, 27 Dec 2002, John Bradford wrote:

> > Well, if all else fails, you could always pick up a cable
> > tester. They can tell you lots of nifty stuff, like data transfer
> > quality as well as pinout. Good for the less obvious cable problems,
> > like a broken strand.
> 
> If you have a spare double RJ-45 wallplate, you could make a
> wallmounted cable tester, with some LEDs and a 9v battery.

I would hope a decent cable tester would test for effects at useful
frequency. The frequency of a battery is too low to reveal some problems.

-- 
bill davidsen <davidsen@tmr.com>
  CTO, TMR Associates, Inc
Doing interesting things with little computers since 1979.

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