1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    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: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
    link/ether fa:16:3e:42:62:36 brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    altname ens3
    inet 38.129.56.171/24 brd 38.129.56.255 scope global dynamic noprefixroute eth0
       valid_lft 41616sec preferred_lft 41616sec
    inet6 fe80::f816:3eff:fe42:6236/64 scope link 
       valid_lft forever preferred_lft forever
3: ovs-system: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
    link/ether 72:9a:f8:b2:a9:82 brd ff:ff:ff:ff:ff:ff
4: br-ex: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default qlen 1000
    link/ether 6e:2c:e4:35:a1:47 brd ff:ff:ff:ff:ff:ff
    inet 172.24.4.1/24 scope global br-ex
       valid_lft forever preferred_lft forever
    inet6 fe80::6c2c:e4ff:fe35:a147/64 scope link 
       valid_lft forever preferred_lft forever
5: br-int: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
    link/ether c6:42:3d:55:f4:72 brd ff:ff:ff:ff:ff:ff