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Date:      Wed, 25 Feb 1998 18:44:42 -0800
From:      Mike Smith <mike@smith.net.au>
To:        freebsd@isvara.net
Cc:        FreeBSD Hackers <hackers@FreeBSD.ORG>
Subject:   Re: "Best" Fast Ethernet Card 
Message-ID:  <199802260244.SAA21962@dingo.cdrom.com>
In-Reply-To: Your message of "Thu, 26 Feb 1998 00:04:46 GMT." <34F4B19E.E2C3286B@challenge.isvara.net> 

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> Dan Janowski wrote:
> 
> > How does it compare to the Intel EtherExpress Pro 100B?
> 
> One *great* bonus is it will do IP, TCP and UDP checksums automagically 
> in hardware!

Oh great.  This card was designed *explicitly* for Windows systems, 
where they think it's funny for the network adapter driver to know 
enough about the protocol layer to manage junk like this.

> This will lower CPU usage quite a bit AFAICT, assuming processor time is
> not eaten up by the drivers unduly.

Wonderful.  And does it handle eg. IPv6?  Can you program the checksum 
algorithm, or is it hardcoded? 

-- 
\\  Sometimes you're ahead,       \\  Mike Smith
\\  sometimes you're behind.      \\  mike@smith.net.au
\\  The race is long, and in the  \\  msmith@freebsd.org
\\  end it's only with yourself.  \\  msmith@cdrom.com



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