When you use IP alias, you can also configure firewall rules to control access between the
LAN's logical networks (subnets).
The following figure shows a LAN divided into subnets A, B, and C.
Figure 26 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 27 IP Alias
Chapter 4 LAN Screens
Note: Make sure that the subnets of the logical networks do not
overlap.
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