Hieronder staan de interfaces.
Het klopt dat de eth0 een andere gateway heeft dan de wlan0.
# 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
# This is a list of hotpluggable network interfaces.
# They will be activated automatically by the hotplug subsystem.
mapping hotplug
script grep
map eth0
# The primary network interface
iface eth0 inet static
address 192.168.0.3
netmask 255.255.255.0
network 192.168.0.0
broadcast 192.168.0.255
gateway 192.168.0.1
# dns-* options are implemented by the resolvconf package, if installed
dns-nameservers 194.159.73.135 194.159.73.136
iface wlan0 inet static
wireless-essid Bocky Wocky
address 192.168.123.33
netmask 255.255.255.0
gateway 192.168.123.254
wireless-key blablabla
auto wlan0