On Tue, Sep 16, 2003 at 09:10:24AM -0700, Bluesea wrote: > > --- Nick Patavalis <npat@inaccessnetworks.com> wrote: > > What I'm not sure about is whether the kernel or the > > hardware does the > > IP-header checksum calculation > > The kernel calculate IP-header checksum in both Rx and > Tx path. Yep, you're right. So it is: The kenel allways calculates the IP-header checksum, regardless of whether checksum offloading is supported by the device or not. /npat -- Non-cooperation with evil is as much a duty as cooperation with good. -- Mohandas Gandhi - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html