Hi Alan.
On Tue, Feb 05, 2008 at 09:20:17PM +0000, Alan Cox ([EMAIL PROTECTED]) wrote:
> > Most (if not all) distributions have them enabled and window growing
> > works just fine. Actually I do not see any reason why connection
> > establishment handshake should prevent any run-time operations at all,
> > even if it was setup during handshake.
>
> Syncookies are only triggered if the system is under a load where it
> would begin to lose connections otherwise. So they merely turn a DoS into
> a working if slightly slower setup (and > 64K windows don't matter for
> most normal users, especially on mobile devices).
SACK is actually a good idea for mobile devices, so preventing
syncookies from not getting into account some options (btw, does it work
with timestamps and PAWS?) is not a solution.
--
Evgeniy Polyakov
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