iptables \
-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 \
-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 \
-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