On Thu, Jan 11, 2007 at 11:51:51AM +0100, Pietro Cerutti wrote:
> Hi lists,
> ifconfig re0 -txcsum -rxcsum solved the problem....
> Anyway, is this a bug in the driver or in the interface itself?

That is how checksum offloading works.
tcpdump can't see a correct checksum, because it is not calculated 
by the kernel and left for the hardware.
However checksum offloading is broken for re(4) based cards, therefor
it is disabled by default.

B.Walter                http://www.bwct.de      http://www.fizon.de
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