ZyWALL 5 User’s Guide
Chapter 4 LAN Screens 91
When you use IP alias, you can also configure firewall rules to control access between the
LAN's logical networks (subnets).
Note: Make sure that the subnets of the logical networks do not overlap.
The following figure shows a LAN divided into subnets A, B, and C.
Figure 24 Physical Network & Partitioned Logical Networks
To change your ZyWALL’s IP alias settings, click LAN, then the IP Alias tab. The screen
appears as shown.
Figure 25 IP Alias