Adi Masputra writes: > Andrew Gallatin wrote: > > > However, there is one more thing I need to account for. Our nic has a > > "reasonable" limit as to how far into the frame the hcksum start/suff > > can be (don't ask ...). With multiple IPv6 headers, there could be a > > case when start/stuff exceeds the limit, and the driver must give up > > and calculate the checksum in software. > > If you are wondering whether the stack will utilize hardware > checksum offload for non-simple IPv4/IPv6 packets, then the > answer to it is no. If there's any IPv4 option or intermediate > IPv6 header then the stack will punt and use software checksum.
Whew! Thank you! I can rest easy now.. Drew _______________________________________________ networking-discuss mailing list [email protected]
