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Date: Fri, 4 Mar 2005 23:39:36 -0800 (PST)
From: Doug White <dwhite@gumbysoft.com>
To: Yoshiaki Kasahara <kasahara@nc.kyushu-u.ac.jp>
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Subject: Re: 1000baseTX?
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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?

> For example, I have a NIC based on Realtek RTL8169S and its manual
> says "It supports 1000BASE-T/100BASE-TX/10BASE-T".

Considering the quality level of Realtek hardware, I would think this is
actually a typo. :-)

> In dmesg:
> rgephy0: <RTL8169S/8110S media interface> on miibus1
> rgephy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseTX, 1000baseTX-FDX, auto
>
> Regards,
>

-- 
Doug White                    |  FreeBSD: The Power to Serve
dwhite@gumbysoft.com          |  www.FreeBSD.org