RE: Entirely ignoring TCP and UDP checksum in kernel level

[Lee Revell]

On Sat, 2004-08-21 at 05:18, Josan Kadett wrote:
> That is not much of an intelligible idea. A way to hack the kernel could be
> found as I still presume. "Turn off checksums" but not by re-writing the
> whole tcp code in the kernel. Isn't that possible ? Linux is an operating
> system of infinite possibilities, right ? But only if you know how to hack
> it...
> 

Can't you just go into the networking code, and find the part where it
checks the checksum, and just have it return success, even if the
checksum was bad?  Seems like a quick copy and paste hack.  Am I missing
something?

Lee


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