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Date: Sat, 5 Mar 2005 22:56:04 +1100
From: Peter Jeremy <PeterJeremy@optushome.com.au>
To: Doug White <dwhite@gumbysoft.com>
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References: <20050303.181823.216808984.kasahara@nc.kyushu-u.ac.jp>
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cc: stable@freebsd.org
Subject: Re: 1000baseTX?
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On Fri, 2005-Mar-04 23:39:36 -0800, Doug White wrote:
>On Thu, 3 Mar 2005, Yoshiaki Kasahara wrote:
>
>> In man pages, dmesg and ifconfig of FreeBSD5, GbE operation over
>> twisted pair is mostly referred as '1000baseTX'.  I guess most of them
>> should be replaced by '1000baseT'.  1000base"TX" and 1000base"T" are
>> different standard and they are not compatible ("TX" needs CAT6 cable
>> and uses pairs in different way).  Also 1000baseTX support is very
>> rare yet.  I'm sorry I'm not sure if some devices really support "TX".
>
>Do you have any documentation to back up this claim?

I'm not sure about the pairing but there are two distinct standards
for gigabit ethernet over UTP.  Try typing "1000base-t 1000base-tx
differences" (without the quotes) into Google.

-- 
Peter Jeremy