Date: Sat, 15 Sep 2018 08:06:15 +0200 From: Kurt Jaeger <pi@freebsd.org> To: Eric van Gyzen <eric@vangyzen.net> Cc: freebsd-current@freebsd.org, freebsd-net@freebsd.org Subject: Re: Bad DHCP Checksums over VLANs Message-ID: <20180915060615.GF2118@home.opsec.eu> In-Reply-To: <9dd3c7f9-d970-5d30-ebf2-c0f40c76011b@vangyzen.net> References: <9dd3c7f9-d970-5d30-ebf2-c0f40c76011b@vangyzen.net>
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Hi! > The server NIC is common (I211), so maybe it's easy to reproduce. I'll > help as much as I can, of course. Can you disable all the options of the NIC ? ifconfig igb0 -rxcsum -txcsum -wol -tso4 -vlanmtu -vlanhwtag -vlanhwcsum -vlanhwtso Try to disable everything that can be disabled, e.g. LRO etc. -- pi@FreeBSD.org +49 171 3101372 2 years to go !
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