Bridge br-tun
        fail_mode: secure
        Port "gre-0a0102a4"
            Interface "gre-0a0102a4"
                type: gre
                options: {df_default="true", in_key=flow, local_ip="10.1.2.162", out_key=flow, remote_ip="10.1.2.164"}
        Port patch-int
            Interface patch-int
                type: patch
                options: {peer=patch-tun}
        Port "gre-0a0101a2"
            Interface "gre-0a0101a2"
                type: gre
                options: {df_default="true", in_key=flow, local_ip="10.1.2.162", out_key=flow, remote_ip="10.1.1.162"}
        Port br-tun
            Interface br-tun
                type: internal
        Port "gre-0a0101a4"
            Interface "gre-0a0101a4"
                type: gre
                options: {df_default="true", in_key=flow, local_ip="10.1.2.162", out_key=flow, remote_ip="10.1.1.164"}
    ovs_version: "2.0.2"