linux-kernel - Re: Get physical MAC address

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Message-Id: <E1J9IYc-0000rr-QC@be1.7eggert.dyndns.org>
Date:	Mon, 31 Dec 2007 12:11:46 +0100
From:	Bodo Eggert <7eggert@....de>
To:	Theewara Vorakosit <thvo@...nc.cpe.ku.ac.th>,
	linux-kernel@...r.kernel.org
Subject: Re: Get physical MAC address

Theewara Vorakosit <thvo@...nc.cpe.ku.ac.th> wrote:

> I get MAC address from ioctl. However, ifconfig can change this  MAC
> address. Can I get a real physical MAC address of the NIC?

First, get a network card having a physical MAC. Most cards have only a
(currently configured) default MAC address, maybe you'll be lucky
with some old ISA cards ...

Then, don't worry about sb changing it, since these cards don't support that.

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