Re: 2.4 tcp very slow under certain circumstances (Re: netdev issues (3c905B))

Simon Kirby (sim@netnation.com)
Mon, 26 Feb 2001 16:21:07 -0800


On Wed, Feb 21, 2001 at 03:52:37PM -0800, David S. Miller wrote:

> There is no reason my patch should have this effect.
>
> All of this is what appears to be a bug in Windows TCP header
> compression, if the ID field of the IPv4 header does not change then
> it drops every other packet.
>
> The change I posted as-is, is unacceptable because it adds unnecessary
> cost to a fast path. The final change I actually use will likely
> involve using the TCP sequence numbers to calculate an "always
> changing" ID number in the IPv4 headers to placate these broken
> windows machines.

Has such a patch gone in to the kernel yet?

Simon-

[ Stormix Technologies Inc. ][ NetNation Communications Inc. ]
[ sim@stormix.com ][ sim@netnation.com ]
[ Opinions expressed are not necessarily those of my employers. ]
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