Zyxel ZyWALL USG 300 Mode D'emploi page 6

The wizard screens vary depending on the
encapsulation type you use. Refer to information
provided by your ISP and the web help screens to
know what to enter in each field. You can leave fields
blank if you don't have that information.
6 Default Settings and Port Details
The ZyWALL is configured for the following network topology by default.
ENGLISH
6