[root@cpt152aio224 ~(keystone_admin)]# ovs-vsctl show
3a9728fc-968f-42b4-be43-0fa55f8530b2
    Bridge br-int
        fail_mode: secure
        Port "tapdd0285fb-d9"
            tag: 1
            Interface "tapdd0285fb-d9"
                type: internal
        Port patch-tun
            Interface patch-tun
                type: patch
                options: {peer=patch-int}
        Port br-int
            Interface br-int
                type: internal
        Port int-br-ex
            Interface int-br-ex
                type: patch
                options: {peer=phy-br-ex}
        Port "qr-2b2b201d-77"
            tag: 1
            Interface "qr-2b2b201d-77"
                type: internal
    Bridge br-ex
        Port phy-br-ex
            Interface phy-br-ex
                type: patch
                options: {peer=int-br-ex}
        Port "qg-6cf76cc4-eb"
            Interface "qg-6cf76cc4-eb"
                type: internal
        Port br-ex
            Interface br-ex
                type: internal
        Port "eth0"
            Interface "eth0"
    Bridge br-tun
        fail_mode: secure
        Port br-tun
            Interface br-tun
                type: internal
        Port patch-int
            Interface patch-int
                type: patch
                options: {peer=patch-tun}
    ovs_version: "2.4.0"