User's Manual
Chapter 7 Tutorials
ZyWALL USG 20/20W User’s Guide
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•Convert P5 (lan2) into a dmz interface. This dmz interface is used for a
protected local network. It uses IP address 192.168.4.1 and has a DHCP server.
Add it to the LAN zone so all of the LAN zone’s security policies apply to it.
Figure 54 Ethernet Interface, Port Roles, and Zone Configuration Example
7.1.1 Configure a WAN Ethernet Interface
You need to assign the ZyWALL’s wan1 interface a static IP address of 1.2.3.4.