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: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8b:62:0f:57 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 13: eth0@if14: mtu 1450 qdisc noqueue state UP group default qlen 1000 link/ether 00:16:3e:0a:18:d3 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet 252.22.186.16/8 metric 100 brd 252.255.255.255 scope global dynamic eth0 valid_lft 2651sec preferred_lft 2651sec inet6 fe80::216:3eff:fe0a:18d3/64 scope link valid_lft forever preferred_lft forever