install | setup | routing states
tested on slack150
slackpkg install libmnl slackpkg install libnfnetlink slackpkg install libnetfilter_conntrack
git clone git://git.netfilter.org/conntrack-tools cd conntrack-tools/ ./autogen.sh ./configure --sysconfdir=/etc --localstatedir=/var make pgrep -a conntrackd removepkg conntrack-tools make install grep local /etc/ld.so.conf ldconfig
https://git.netfilter.org/conntrack-tools
https://github.com/vyos/conntrack-tools/tree/current