1iptables \ 2-w \ 3-A FP-vnet0 \ 4-p icmp \ 5--icmp-type 8 \ 6-m state \ 7--state NEW,ESTABLISHED \ 8-j ACCEPT 9iptables \ 10-w \ 11-A FJ-vnet0 \ 12-p icmp \ 13--icmp-type 0 \ 14-m state \ 15--state NEW,ESTABLISHED \ 16-j RETURN 17iptables \ 18-w \ 19-A HJ-vnet0 \ 20-p icmp \ 21--icmp-type 0 \ 22-m state \ 23--state NEW,ESTABLISHED \ 24-j RETURN 25iptables \ 26-w \ 27-A FJ-vnet0 \ 28-p icmp \ 29-j DROP 30iptables \ 31-w \ 32-A FP-vnet0 \ 33-p icmp \ 34-j DROP 35iptables \ 36-w \ 37-A HJ-vnet0 \ 38-p icmp \ 39-j DROP 40