[root@node-10 ~]# ip netns e qrouter-7ccac132-51c6-4f79-b773-fd7fddc7f93e ip a
37: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 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
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
412: qr-67f3f7c4-20: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
    link/ether fa:16:3e:c2:e2:8c brd ff:ff:ff:ff:ff:ff
    inet 192.168.111.1/24 brd 192.168.111.255 scope global qr-67f3f7c4-20
    inet6 fe80::f816:3eff:fec2:e28c/64 scope link
       valid_lft forever preferred_lft forever
415: qg-c5b8c177-46: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
    link/ether fa:16:3e:79:5a:94 brd ff:ff:ff:ff:ff:ff
    inet 10.7.212.81/24 brd 10.7.212.255 scope global qg-c5b8c177-46
    inet6 fe80::f816:3eff:fe79:5a94/64 scope link
       valid_lft forever preferred_lft forever