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Re: [Xen-devel] Re: Trouble with TCP between domUs

David Edmondson <dme@xxxxxxx> wrote:
> I worry about what seems like a lack of clarity around what checksum
> offload capability is assumed by a domain about its' peer.

In Linux we support protocol-neutral checksum offload.  This works
whereby the guest simply sets an offset where we should store the
final checksum and an offset where the checksum should be computed

This way the dom0 operating system can always fill in for NICs that
don't support all protocols.

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