iptables \ -A FJ-vnet0 \ -p tcp \ --sport 22 \ -m state \ --state ESTABLISHED \ -j RETURN iptables \ -A FP-vnet0 \ -p tcp \ --dport 22 \ -m state \ --state NEW,ESTABLISHED \ -j ACCEPT iptables \ -A HJ-vnet0 \ -p tcp \ --sport 22 \ -m state \ --state ESTABLISHED \ -j RETURN iptables \ -A FJ-vnet0 \ -p icmp \ -m state \ --state ESTABLISHED \ -j RETURN iptables \ -A FP-vnet0 \ -p icmp \ -m state \ --state NEW,ESTABLISHED \ -j ACCEPT iptables \ -A HJ-vnet0 \ -p icmp \ -m state \ --state ESTABLISHED \ -j RETURN iptables \ -A FJ-vnet0 \ -p all \ -m state \ --state ESTABLISHED \ -j RETURN iptables \ -A FP-vnet0 \ -p all \ -m state \ --state NEW,ESTABLISHED \ -j ACCEPT iptables \ -A HJ-vnet0 \ -p all \ -m state \ --state ESTABLISHED \ -j RETURN iptables \ -A FJ-vnet0 \ -p all \ -j DROP iptables \ -A FP-vnet0 \ -p all \ -j DROP iptables \ -A HJ-vnet0 \ -p all \ -j DROP