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From: Christian Widmer <cwidmer@iiic.ethz.ch>
To: linux-kernel@vger.kernel.org
Subject: checksumming on a DP83820
Date: Wed, 15 Aug 2001 00:49:00 +0200	[thread overview]
Message-ID: <01081417581000.04104@asterix> (raw)

does anybody know the DP83820 which is used on the GigaNix NIC and
can awnser me the folloing question or knows where to ask. 

the DP83820 supports IP/UDP/TCP checksumming. the chip docu say you
can mark the transmit descriptior when it contains a IP, UDP, TCP header.
1) is it possible for udp to spread multiple descriptios and the checksum
   will be calculated? 
2) if so can it be bigger than a jumboframe?

i don't find any awnsers in the chip docu from national. i think 1) could be
possible but 2) not. am i right?

thanks
chris


             reply	other threads:[~2001-08-14 22:49 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-08-14 22:49 Christian Widmer [this message]
2001-08-14 23:15 ` checksumming on a DP83820 Petko Manolov

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