Настройка сети в Linux / Debian

Static

nano /etc/network/interfaces

allow-hotplug eth0
iface eth0 inet static
address 192.168.1.1
netmask 255.255.255.0
gateway 192.168.1.254

DCHP

nano /etc/network/interfaces

allow-hotplug eth0
auto eth0
iface eth0 inet dhcp

Добавить дополнительные IP адреса

nano /etc/network/interfaces

auto eth0:0
iface eth0:0 inet static
address 192.168.1.2
netmask 255.255.255.0
auto eth0:1
iface eth0:1 inet static
address 192.168.1.3
netmask 255.255.255.0
...
auto eth0:10
iface eth0:10 inet static
address 192.168.1.12
netmask 255.255.255.0

Настройка DNS серверов

nano /etc/resolv.conf

nameserver 8.8.8.8
nameserver 4.4.4.4