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:52:f3:2f 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 85880sec preferred_lft 85880sec
    inet6 fe80::f816:3eff:fe52:f32f/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:e9:82:df brd ff:ff:ff:ff:ff:ff
    altname enp0s6
    inet 10.20.0.254/24 metric 100 brd 10.20.0.255 scope global dynamic ens6
       valid_lft 85890sec preferred_lft 85890sec
    inet6 fe80::f816:3eff:fee9:82df/64 scope link 
       valid_lft forever preferred_lft forever