# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1
    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: ens192: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000
    link/ether 00:0c:29:2f:13:6a brd ff:ff:ff:ff:ff:ff
    inet 172.30.31.180/24 brd 172.30.31.255 scope global ens192
       valid_lft forever preferred_lft forever
    inet6 fe80::20c:29ff:fe2f:136a/64 scope link 
       valid_lft forever preferred_lft forever
#
