checksum offload

Dieter BSD dieterbsd at engineer.com
Mon Sep 19 00:23:07 UTC 2011

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> The data sheet for intel 82576 advertises IP TX/RX checksum offload
> but the driver does not set CSUM_IP in ifp->if_hwassist. Does this mean that
> driver (and chip) do not support IP TX checksum offload or the support for
> TX is not yet included in the driver?

The first question is "is checksum offload a good idea?"
There is less protection against errors.

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