Problem accessing (ACK is over the upper bound)

Jozsef Kadlecsik kadlec at
Mon Jul 2 16:58:33 CEST 2007

On Mon, 2 Jul 2007, Patrick McHardy wrote:

>>> I'm a bit sceptical about NAT core caring about TCP conntrack
>>> specific sysctls, I'd prefer an unconditional drop.
>> NAT works on top of conntrack so peeking the flags were not completely
>> perverse ;-). If NAT drops INVALID packets undconditionally, that'd
>> disable the sysctl flag completely and we had to say "this sysctl
>> setting cannot be used if the NAT module is loaded in".
> Would it really? The sysctls flag makes *more* packets be regarded
> as valid, so I'm not I'm following ..

You are right, sigh, I wrote rubbish.

Best regards,
E-mail  : kadlec at, kadlec at
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Address : KFKI Research Institute for Particle and Nuclear Physics
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