1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1
    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: enp3s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast master bt0 state UP group default qlen 1000
    link/ether **********************
    inet 192.168.0.140/24 brd 192.168.0.255 scope global enp3s0
       valid_lft forever preferred_lft forever
3: enp4s6: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether **********************
20: bt0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
    link/ether **********************
    inet 192.168.0.143/24 brd 192.168.0.255 scope global bt0
       valid_lft forever preferred_lft forever
    inet6 ********************** scope global mngtmpaddr dynamic
       valid_lft 3599sec preferred_lft 3599sec
    inet6 ********************** scope link
       valid_lft forever preferred_lft forever
22: vethTS8TQI@if21: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master bt0 state UP group default qlen 1000
    link/ether ********************** link-netnsid 0
    inet6 ********************** scope link
       valid_lft forever preferred_lft forever