I did not apply the ICMP rule but I am able to ping the vm.

 [root@n42-poweredge-3 ~]# iptables -S | grep tap607c43ff-13

-A neutron-openvswi-FORWARD -m physdev --physdev-out tap607c43ff-13 --physdev-is-bridged -j neutron-openvswi-sg-chain

-A neutron-openvswi-FORWARD -m physdev --physdev-in tap607c43ff-13 --physdev-is-bridged -j neutron-openvswi-sg-chain

-A neutron-openvswi-INPUT -m physdev --physdev-in tap607c43ff-13 --physdev-is-bridged -j neutron-openvswi-o607c43ff-1

-A neutron-openvswi-sg-chain -m physdev --physdev-out tap607c43ff-13 --physdev-is-bridged -j neutron-openvswi-i607c43ff-1

-A neutron-openvswi-sg-chain -m physdev --physdev-in tap607c43ff-13 --physdev-is-bridged -j neutron-openvswi-o607c43ff-1

 [root@n42-poweredge-3 ~]# iptables -s neutron-openvswi-i607c43ff-1

iptables v1.4.21: no command specified

Try `iptables -h' or 'iptables --help' for more information.

[root@n42-poweredge-3 ~]# iptables -L neutron-openvswi-i607c43ff-1

Chain neutron-openvswi-i607c43ff-1 (1 references)

target     prot opt source               destination

DROP       all  --  anywhere             anywhere             state INVALID

RETURN     all  --  anywhere             anywhere             state RELATED,ESTABLISHED

RETURN     udp  --  10.10.10.3           anywhere             udp spt:bootps dpt:bootpc

RETURN     tcp  --  10.0.0.0/24          anywhere             tcp multiport dports tcpmux:65535

neutron-openvswi-sg-fallback  all  --  anywhere             anywhere



[root@n42-poweredge-3 ~]# iptables -L neutron-openvswi-o607c43ff-1

Chain neutron-openvswi-o607c43ff-1 (2 references)

target     prot opt source               destination

RETURN     udp  --  anywhere             anywhere             udp spt:bootpc dpt:bootps

neutron-openvswi-s607c43ff-1  all  --  anywhere             anywhere

DROP       udp  --  anywhere             anywhere             udp spt:bootps dpt:bootpc

DROP       all  --  anywhere             anywhere             state INVALID

RETURN     all  --  anywhere             anywhere             state RELATED,ESTABLISHED

RETURN     tcp  --  anywhere             10.0.0.0/24          tcp multiport dports tcpmux:65535

neutron-openvswi-sg-fallback  all  --  anywhere             anywhere

> [root@n42-poweredge-3 ~]# iptables -L neutron-openvswi-s607c43ff-1

Chain neutron-openvswi-s607c43ff-1 (1 references)

target     prot opt source               destination

RETURN     all  --  10.10.10.7           anywhere             MAC FA:16:3E:B9:47:3B

DROP       all  --  anywhere             anywhere