Karow: /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
allow-hotplug eth0
iface eth0 inet static
	address 192.168.1.1
	netmask 255.255.255.0
	network 192.168.1.0
	broadcast 192.168.1.255
	# dns-* options are implemented by the resolvconf package, if installed
	dns-nameservers 127.0.0.1
	dns-search chaos.local

iface eth0 inet6 static
	address fc00::1:2c0:6cff:fe00:f001
	netmask 64
	#gateway fc00::1:1:2c0:6cff:fe00:f001
	# dns-* options are implemented by the resolvconf package, if installed
	dns-nameservers ::1
	dns-search chaos.local

auto 6in4
iface 6in4 inet6 v4tunnel
        address fc00::1:1:2c0:6cff:fe00:f001
        netmask 64
        endpoint 172.16.1.2
        local 172.16.1.1
        ttl 255
        gateway fc00::1:1:2c0:6cff:fe00:f002

allow-hotplug eth1
iface eth1 inet static
	address 172.16.1.1
	netmask 255.255.0.0
	network 172.16.0.0
	broadcast 172.16.255.255
	gateway 172.16.1.2
	# dns-* options are implemented by the resolvconf package, if installed
	dns-nameservers 127.0.0.1
	dns-search chaos.local
	up ip -6 addr flush dev $IFACE || true