Les commandes après reboot:
slack@x552c:~$ hostnamectl |sed '/ID/d' ;echo
Static hostname: x552c
Icon name: computer-laptop
Chassis: laptop
Operating System: Debian GNU/Linux buster/sid
Kernel: Linux 4.18.0-1-amd64
Architecture: x86-64
slack@x552c:~$ ip -c a ;echo
1: lo: <LOOPBACK,UP,LOWER_UP> 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: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
link/ether bc:ee:7b:26:2a:ba brd ff:ff:ff:ff:ff:ff
3: wlan0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
link/ether 40:f0:2f:c9:a5:6b brd ff:ff:ff:ff:ff:ff
inet 192.168.0.20/24 brd 192.168.0.255 scope global dynamic noprefixroute wlan0
valid_lft 43014sec preferred_lft 43014sec
inet6 2a01:e34:ee8a:5090:e22a:fcf1:661b:7979/64 scope global dynamic noprefixroute
valid_lft 86215sec preferred_lft 86215sec
inet6 fe80::2daa:8757:bfab:5860/64 scope link noprefixroute
valid_lft forever preferred_lft forever
slack@x552c:~$ lsmod|grep r8
r8169 90112 0
mii 16384 1 r8169
Voilà…