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Date:      Tue, 22 Feb 2000 07:23:21 +1100
From:      Peter Jeremy <peter.jeremy@alcatel.com.au>
To:        Yusuf Goolamabbas <yusufg@outblaze.com>
Cc:        freebsd-stable@FreeBSD.ORG, freebsd-net@FreeBSD.ORG
Subject:   Re: Understanding ifconfig output
Message-ID:  <00Feb22.072322est.115205@border.alcanet.com.au>
In-Reply-To: <20000221113615.398.qmail@yusufg.portal2.com>; from yusufg@outblaze.com on Mon, Feb 21, 2000 at 10:38:13PM %2B1100
References:  <20000221113615.398.qmail@yusufg.portal2.com>

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On 2000-Feb-21 22:38:13 +1100, Yusuf Goolamabbas <yusufg@outblaze.com> wrote:
>does SIMPLEX mean that the card is in half duplex mode,

No. From /usr/include/net/if.h:
#define IFF_SIMPLEX     0x800           /* can't hear own transmissions */

>What is the recommended way to determine link speed from a machine to
>a hub/switch.

With FreeBSD, the `media' line of ifconfig output:
>media: autoselect (100baseTX <full-duplex>) status: active

> (e.g A colo provider claims that there is 100 Mbit card
>in the box and one would want to verify that)

Configure the other end to 100baseTX only and verify the link comes up.

Peter


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