iptables \ -w \ -A FJ-vnet0 \ -p icmp \ -m mac \ --mac-source 01:02:03:04:05:06 \ --destination 10.1.2.3/32 \ -m dscp \ --dscp 2 \ --icmp-type 12/11 \ -m state \ --state NEW,ESTABLISHED \ -j RETURN iptables \ -w \ -A HJ-vnet0 \ -p icmp \ -m mac \ --mac-source 01:02:03:04:05:06 \ --destination 10.1.2.3/32 \ -m dscp \ --dscp 2 \ --icmp-type 12/11 \ -m state \ --state NEW,ESTABLISHED \ -j RETURN iptables \ -w \ -A FP-vnet0 \ -p icmp \ -m mac \ --mac-source 01:02:03:04:05:06 \ --source 10.1.2.3/22 \ -m dscp \ --dscp 33 \ --icmp-type 255/255 \ -m state \ --state NEW,ESTABLISHED \ -j ACCEPT