Openstack networks:

myExternalSubnet
Network Address: 129.94.72.0/24
Gateway: 129.94.72.1

myinternalsubnet
Network Address: 192.168.1.0/24
Gateway: 192.168.1.1


Openstack host network:

1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: enp1s0f0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
    link/ether 0c:c4:7a:a4:82:ca brd ff:ff:ff:ff:ff:ff
3: ens1f0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
    link/ether 7c:fe:90:12:23:f4 brd ff:ff:ff:ff:ff:ff
4: ens1f1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
    link/ether 7c:fe:90:12:23:f5 brd ff:ff:ff:ff:ff:ff
5: enp1s0f1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq master ovs-system state UP qlen 1000
    link/ether 0c:c4:7a:a4:82:cb brd ff:ff:ff:ff:ff:ff
    inet6 fe80::ec4:7aff:fea4:82cb/64 scope link
       valid_lft forever preferred_lft forever
6: ovs-system: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN
    link/ether 56:bc:10:28:75:cb brd ff:ff:ff:ff:ff:ff
7: br-ex: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN
    link/ether 6e:9b:18:ae:40:4e brd ff:ff:ff:ff:ff:ff
9: bridge-ext: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
    link/ether 0c:c4:7a:a4:82:cb brd ff:ff:ff:ff:ff:ff
    inet 129.94.72.54/24 brd 129.94.72.255 scope global bridge-ext
       valid_lft forever preferred_lft forever
    inet6 fe80::ec4:7aff:fea4:82cb/64 scope link
       valid_lft forever preferred_lft forever
10: br-tun: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN
    link/ether 6e:2e:8e:fa:ca:44 brd ff:ff:ff:ff:ff:ff
11: br-int: <BROADCAST,MULTICAST> mtu 1450 qdisc noop state DOWN
    link/ether b6:08:6f:fa:6a:4f brd ff:ff:ff:ff:ff:ff
20: qbrf49cf0e3-37: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UP
    link/ether 0e:4e:23:38:77:45 brd ff:ff:ff:ff:ff:ff
21: qvof49cf0e3-37@qvbf49cf0e3-37: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1450 qdisc pfifo_fast master ovs-system state UP qlen 1000
    link/ether 5a:12:37:c0:7c:ee brd ff:ff:ff:ff:ff:ff
    inet6 fe80::5812:37ff:fec0:7cee/64 scope link
       valid_lft forever preferred_lft forever
22: qvbf49cf0e3-37@qvof49cf0e3-37: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1450 qdisc pfifo_fast master qbrf49cf0e3-37 state UP qlen 1000
    link/ether 0e:4e:23:38:77:45 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::c4e:23ff:fe38:7745/64 scope link
       valid_lft forever preferred_lft forever
23: tapf49cf0e3-37: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc pfifo_fast master qbrf49cf0e3-37 state UNKNOWN qlen 500
    link/ether fe:16:3e:35:7b:ca brd ff:ff:ff:ff:ff:ff
    inet6 fe80::fc16:3eff:fe35:7bca/64 scope link
       valid_lft forever preferred_lft forever
[root@openstack-dev ~]# ip route
default via 129.94.72.1 dev bridge-ext
129.94.72.0/24 dev bridge-ext  proto kernel  scope link  src 129.94.72.54
169.254.0.0/16 dev enp1s0f1  scope link  metric 1005
169.254.0.0/16 dev bridge-ext  scope link  metric 1009
[root@openstack-dev ~]# ovs-vsctl show
9d619a4a-ad9b-4b7c-8e64-949834409ac2
    Manager "ptcp:6640:127.0.0.1"
        is_connected: true
    Bridge bridge-ext
        Controller "tcp:127.0.0.1:6633"
            is_connected: true
        fail_mode: secure
        Port bridge-ext
            Interface bridge-ext
                type: internal
        Port phy-bridge-ext
            Interface phy-bridge-ext
                type: patch
                options: {peer=int-bridge-ext}
        Port "enp1s0f1"
            Interface "enp1s0f1"
    Bridge br-ex
        Port br-ex
            Interface br-ex
                type: internal
        Port "qg-36144ec7-d3"
            Interface "qg-36144ec7-d3"
                type: internal
    Bridge br-int
        Controller "tcp:127.0.0.1:6633"
            is_connected: true
        fail_mode: secure
        Port patch-tun
            Interface patch-tun
                type: patch
                options: {peer=patch-int}
        Port br-int
            Interface br-int
                type: internal
        Port "qr-23896e94-cf"
            tag: 1
            Interface "qr-23896e94-cf"
                type: internal
        Port "tapd5c2ab17-e0"
            tag: 1
            Interface "tapd5c2ab17-e0"
                type: internal
        Port "qvof49cf0e3-37"
            tag: 1
            Interface "qvof49cf0e3-37"
        Port int-bridge-ext
            Interface int-bridge-ext
                type: patch
                options: {peer=phy-bridge-ext}
    Bridge br-tun
        Controller "tcp:127.0.0.1:6633"
            is_connected: true
        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: "2.5.0"