sun::iptables-restore < /etc/iptables.rules
moon::iptables-restore < /etc/iptables.rules
sun::systemctl start strongswan
moon::systemctl start strongswan
sun::expect-connection gw-gw
moon::expect-connection gw-gw
alice::ping -c 3 -W 1 -i 0.2 PH_IP_BOB