1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback XXX brd XXX inet XXX scope host lo valid_lft forever preferred_lft forever inet6 XXX scope host valid_lft forever preferred_lft forever 2: enp1s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state DOWN group default qlen 1000 link/ether XXX brd XXX 3: wlp2s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default qlen 1000 link/ether XXX brd XXX permaddr XXX 4: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default link/ether XXX brd XXX inet XXX brd XXX scope global docker0 valid_lft forever preferred_lft forever 5: br-449814d53e02: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default link/ether XXX brd XXX inet XXX brd XXX scope global br-449814d53e02 valid_lft forever preferred_lft forever 8: enp0s20f0u1u1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000 link/ether XXX brd XXX inet XXX brd XXX scope global dynamic noprefixroute enp0s20f0u1u1 valid_lft 78512sec preferred_lft 78512sec inet6 XXX scope global dynamic noprefixroute valid_lft 86330sec preferred_lft 3530sec inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever