ZyXEL Communications ZYWALL10 - Manual (Page 52)

ZyWALL 10 Internet Security Gateway
3-4 Internet Access
WAN interfaces using menus 3.2 (LAN) and 11.3 (WAN). Select None to disable IP Multicasting on these
interfaces.
3.1.7 IP Alias
IP Alias allows you to partition a physical network into different logical networks over the same Ethernet
interface. The ZyWALL supports three logical LAN interfaces via its single physical Ethernet interface with
the ZyWALL itself as the gateway for each LAN network.
Figure 3-1 Physical Network Figure 3-2 Partitioned Logical Networks
Use menu 3.2.1 to configure IP Alias on your ZyWALL.
3.2 TCP/IP and DHCP Ethernet Setup
From the main menu, enter 3 to open Menu 3 - LAN Setup to configure TCP/IP (RFC 1155) and DHCP
Ethernet setup.