1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UKNOWN mode DEFAULT group default qlen 1
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: enp1s0: <NO-CARRIER, BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN mode DEFAULT group default qlen 1000
    link/ether 74:86:7a:14:de:22 brd ff:ff:ff:ff:ff:ff