Zyxel ZyWALL 2 Plus Guide De Démarrage Rapide page 5

If the login screen does not display, check your browser's security settings
and make sure your computer's Ethernet card is installed and functioning
properly.
Your computer should be also set to get an IP address automatically from a
DHCP server. See Set Up Your Computer's IP Address for more
information.
3 Change the login password by entering a
new password and clicking Apply.
If you changed the password and have forgotten it, you need to return the
ZyWALL to the defaults (password is 1234, LAN IP address is 192.168.1.1,
etc.). Press the RESET button (on the rear panel) until the PWR LED starts
to blink, then release it.
5 The HOME screen opens.
The ZyWALL is in router mode by default. Continue to the next step if you want to use
routing features such as NAT, DHCP and VPN.
Go to Section 3
6 Check the network status table. If the WAN status is not Down and there is an IP
address, go to Section 5.
if you prefer to use the ZyWALL as a transparent firewall.
ENGLISH
4 Click Apply to replace the ZyWALL's
default digital certificate.
4