1: lo: 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: eth0: mtu 1500 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:5a:67:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.0.0.254/24 brd 10.0.0.255 scope global dynamic noprefixroute eth0 valid_lft 85551sec preferred_lft 85551sec inet6 fe80::f816:3eff:fe5a:67ca/64 scope link valid_lft forever preferred_lft forever 3: eth1: mtu 1500 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:23:bd:ac brd ff:ff:ff:ff:ff:ff altname enp0s6 altname ens6 inet 10.20.0.17/24 brd 10.20.0.255 scope global dynamic noprefixroute eth1 valid_lft 85585sec preferred_lft 85585sec inet6 fe80::7e3:19c7:a94f:d7e3/64 scope link noprefixroute valid_lft forever preferred_lft forever 4: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:68:e7:ec:ab brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global docker0 valid_lft forever preferred_lft forever