ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
link/ether 00:1f:e2:5f:99:c1 brd ff:ff:ff:ff:ff:ff
cat /etc/network/interfaces
auto lo
iface lo inet loopback
dmesg |grep eth
[ 0.739931] eth0: RTL8101e at 0xf8056000, 00:1f:e2:5f:99:c1, XID 94200000 IRQ 27
a bude se to dat nek vrátit zpet jako u windowsu