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: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
    link/ether fa:16:3e:c7:7a:08 brd ff:ff:ff:ff:ff:ff
    inet 10.0.0.42/24 brd 10.0.0.255 scope global dynamic ens3
       valid_lft 604696sec preferred_lft 604696sec
    inet6 fe80::f816:3eff:fec7:7a08/64 scope link 
       valid_lft forever preferred_lft forever
3: fan-252: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UP group default qlen 1000
    link/ether 12:b5:31:f2:26:19 brd ff:ff:ff:ff:ff:ff
    inet 252.42.0.1/8 scope global fan-252
       valid_lft forever preferred_lft forever
    inet6 fe80::10b5:31ff:fef2:2619/64 scope link 
       valid_lft forever preferred_lft forever
4: ftun0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue master fan-252 state UNKNOWN group default qlen 1000
    link/ether 12:b5:31:f2:26:19 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::10b5:31ff:fef2:2619/64 scope link 
       valid_lft forever preferred_lft forever
5: lxdbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default qlen 1000
    link/ether 00:16:3e:5e:ec:29 brd ff:ff:ff:ff:ff:ff
    inet 10.103.20.1/24 scope global lxdbr0
       valid_lft forever preferred_lft forever