Messages in this thread | | | Subject | RE: Entirely ignoring TCP and UDP checksum in kernel level | From | Lee Revell <> | Date | Sat, 21 Aug 2004 04:41:08 -0400 |
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On Sat, 2004-08-21 at 04:27, Denis Vlasenko wrote: > On Saturday 21 August 2004 12:18, 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... > > Of course you can hack the kernel to do it. > > However, by replacing that box with Linux device you > get one more Linux box and you will be capable of > doing whole slew of useful things, like traffic filtering, shaping, > accounting, Ethernet bridging, etc etc etc, if/when you will need it. > You can easily debug problems with tools like tcpdump and ethereal. > I simply cannot list everything Linux can do, I don't plan to write > a novel here ;] > > I bet current 'crazy box' has nothing even vaguely resembling > these capabilities. Heck, it cannot do standard TCP properly. > So there is little reason to waste your time trying to work around it.
He already stated that he was dealing with a very expensive, very broken piece of hardware, and he needs a way to work around it. Many of us have been in this situation, I will not name names ;-). Telling him to just replace it is not helpful.
Lee
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