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:75:19:09 brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    inet 10.0.0.249/24 metric 100 brd 10.0.0.255 scope global dynamic ens3
       valid_lft 85962sec preferred_lft 85962sec
    inet6 fe80::f816:3eff:fe75:1909/64 scope link 
       valid_lft forever preferred_lft forever
3: ens6: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
    link/ether fa:16:3e:90:30:4b brd ff:ff:ff:ff:ff:ff
    altname enp0s6
    inet 10.20.0.14/24 metric 100 brd 10.20.0.255 scope global dynamic ens6
       valid_lft 85966sec preferred_lft 85966sec
    inet6 fe80::f816:3eff:fe90:304b/64 scope link 
       valid_lft forever preferred_lft forever