impossible packet length ...

Robert Watson rwatson at FreeBSD.org
Sun Feb 8 05:19:24 PST 2009


On Sun, 8 Feb 2009, Danny Braniss wrote:

> looking at the bce source, it's not clear (to me :-). If errors are detected 
> in bce_rx_intr(), the packet gets dropped, which I would expect to be the 
> treatment of an offloded chekcum error, but it seems that is not the case.

I think we're thinking of different checksums -- devices/device drivers drop 
frames with bad ethernet checksums, but not IP and above layer checksums.

Robert N M Watson
Computer Laboratory
University of Cambridge


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