On 6/2/11 4:21 PM, Tom Eastep wrote:

> 
> I've already explained why Shorewall must pass INVALID packets through
> the rules chain (initial installation). In addition, some users set
> /proc/sys/net/ipv4/netfilter/ip_conntrack_tcp_loose to provide
> "connection pickup". If INVALID packets were dropped early, that
> wouldn't work.

And before you ask, connection pickup is described at
http://security.maruhn.com/iptables-tutorial/x4436.html

-Tom
-- 
Tom Eastep        \ When I die, I want to go like my Grandfather who
Shoreline,         \ died peacefully in his sleep. Not screaming like
Washington, USA     \ all of the passengers in his car
http://shorewall.net \________________________________________________

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