Configuration

The host has two network interfaces: eth0 and eth1 with static IP addresses. The default gateway is on the eth0 network; the DNS server is on the eth1 network.

/etc/network/interfaces:
------------------------
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).

# The loopback network interface
auto lo
iface lo inet loopback

# The primary network interface
auto eth0
iface eth0 inet static
	address 192.168.1.100
	network 192.168.1.0
	netmask 255.255.255.0
	gateway	192.168.1.1
	#dns-nameservers 192.168.1.1

auto eth1
iface eth1 inet static
	address 192.168.254.100
	network 192.168.254.0
	netmask 255.255.255.0
	dns-nameservers 192.168.254.195