2009
netfilter/iptables project homepage - The netfilter.org "libnetfilter_queue" project
doh. the one below is deprecated. If you did iptables [...] -j QUEUE, this is what happens next.
Manpage of LIBIPQ
(via)a barebone example of the "queue-to-userland-processing" feature of netfilter
2007
Specifying Numeric Range Filter Match Conditions
et voilà pour les conditions ...
1
(3 marks)