neutron net-show 388e6633-e961-493a-b882-28a152eb66b4
+---------------------------+--------------------------------------+
| Field                     | Value                                |
+---------------------------+--------------------------------------+
| admin_state_up            | True                                 |
| id                        | 388e6633-e961-493a-b882-28a152eb66b4 |
| name                      | ext-net                              |
| provider:network_type     | flat                                 |
| provider:physical_network | external                             |
| provider:segmentation_id  |                                      |
| router:external           | True                                 |
| shared                    | False                                |
| status                    | ACTIVE                               |
| subnets                   | 40b9a6b0-0472-429f-99e2-2cccb81bc341 |
| tenant_id                 | d7555ade73fb43f2a51754d647a5697f     |
+---------------------------+--------------------------------------+


[root@nethost network-scripts]# ovs-vsctl show

.....

    Bridge br-ex
        Port "eth4"
            Interface "eth4"
        Port phy-br-ex
            Interface phy-br-ex
                type: patch
                options: {peer=nonexistent-peer}
        Port br-ex
            Interface br-ex
                type: internal
    ovs_version: "2.1.3"