[root@control3 ~]# ip netns exec $(ip netns list | grep qrouter) iptables -L -nvx
Chain INPUT (policy ACCEPT 198 packets, 17416 bytes)
    pkts      bytes target     prot opt in     out     source               destination
     198    17416 neutron-l3-agent-INPUT  all  --  *      *       0.0.0.0/0            0.0.0.0/0

Chain FORWARD (policy ACCEPT 0 packets, 0 bytes)
    pkts      bytes target     prot opt in     out     source               destination
       0        0 neutron-filter-top  all  --  *      *       0.0.0.0/0            0.0.0.0/0
       0        0 neutron-l3-agent-FORWARD  all  --  *      *       0.0.0.0/0            0.0.0.0/0

Chain OUTPUT (policy ACCEPT 7755 packets, 317242 bytes)
    pkts      bytes target     prot opt in     out     source               destination
    7755   317242 neutron-filter-top  all  --  *      *       0.0.0.0/0            0.0.0.0/0
    7755   317242 neutron-l3-agent-OUTPUT  all  --  *      *       0.0.0.0/0            0.0.0.0/0

Chain neutron-filter-top (2 references)
    pkts      bytes target     prot opt in     out     source               destination
    7755   317242 neutron-l3-agent-local  all  --  *      *       0.0.0.0/0            0.0.0.0/0

Chain neutron-l3-agent-FORWARD (1 references)
    pkts      bytes target     prot opt in     out     source               destination

Chain neutron-l3-agent-INPUT (1 references)
    pkts      bytes target     prot opt in     out     source               destination
       0        0 ACCEPT     tcp  --  *      *       0.0.0.0/0            127.0.0.1            tcp dpt:9697

Chain neutron-l3-agent-OUTPUT (1 references)
    pkts      bytes target     prot opt in     out     source               destination

Chain neutron-l3-agent-local (1 references)
    pkts      bytes target     prot opt in     out     source               destination