Re: hw tcp v4 csum failed - SuSe 2.4.18

Apr  9 20:03:56 www1 kernel: icmp v4 hw csum failure


-doug

At 12:37 4/9/2003 -0700, you wrote:

> >and now I'm seeing icmp tcp v4 csum
>
>Hmmm, now that makes no sense.   Are you sure that is the error?
>
> > Thanks, will try that. I found lots of comments about the hw tcp v4 csum
> > failure but no real clear answers - and now I'm seeing icmp tcp v4 csum
> > failures
>
>The original error indicates that the checksum being returned by the
>adapter (hw) for v4 tcp packets is wrong.  This can mean that there
>is a network issue leading to corruption of packets, or that for
>some reason the driver is not getting the value correctly from the
>adapter.  Since there seems to be an association between the Intel
>chipset and kernel 2.4.18 in some of the previous posts, I think that
>it is wiser to believe that the eepro100  driver in that version of the
>kernel has an issue.  The other commonality seems to be that the
>error manifests itself more under load.  Trying a new kernel in this
>case is probably a lot easier than trying to check for a network
>issue (bad cable, bad switch port, etc.).
>
>Good luck,
>
>- rick -
>
>
>
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