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 52:54:00:12:34:56 brd ff:ff:ff:ff:ff:ff
    inet 192.168.1.23/24 brd 192.168.1.255 scope global ens3
       valid_lft forever preferred_lft forever
    inet 10.0.2.15/24 brd 10.0.2.255 scope global noprefixroute ens3
       valid_lft forever preferred_lft forever
    inet 192.168.1.87/24 brd 192.168.1.255 scope global secondary ens3
       valid_lft forever preferred_lft forever
    inet6 fec0::30f0:d1bd:f9cd:9c74/64 scope site dynamic mngtmpaddr noprefixroute
       valid_lft 86318sec preferred_lft 14318sec
    inet6 fec0::5054:ff:fe12:3456/64 scope site dynamic mngtmpaddr
       valid_lft 86075sec preferred_lft 14075sec
    inet6 fe80::5054:ff:fe12:3456/64 scope link
       valid_lft forever preferred_lft forever