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ZyWALL 5/35/70 Series User’s Guide
Chapter 35 LAN Setup 526
35.4.1 IP Alias Setup
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.
You must use menu 3.2 to configure the first network. Move the cursor to the Edit IP Alias
field, press [SPACE BAR] to choose Yes and press [ENTER] to configure the second and
third network.
Press [ENTER] to open Menu 3.2.1 - IP Alias Setup, as shown next.
Figure 285 Menu 3.2.1: IP Alias Setup
Menu 3.2.1 - IP Alias Setup
IP Alias 1= Yes
IP Address= 192.168.2.1
IP Subnet Mask= 255.255.255.0
RIP Direction= None
Version= RIP-1
Incoming protocol filters=
Outgoing protocol filters=
IP Alias 2= No
IP Address= N/A
IP Subnet Mask= N/A
RIP Direction= N/A
Version= N/A
Incoming protocol filters= N/A
Outgoing protocol filters= N/A
Enter here to CONFIRM or ESC to CANCEL:
Use the instructions in the following table to configure IP alias parameters.
Table 199 Menu 3.2.1: IP Alias Setup
FIELD DESCRIPTION
IP Alias 1, 2 Choose Yes to configure the LAN network for the ZyWALL.
IP Address Enter the IP address of your ZyWALL in dotted decimal notation.
IP Subnet Mask Your ZyWALL will automatically calculate the subnet mask based on the IP address
that you assign. Unless you are implementing subnetting, use the subnet mask
computed by the ZyWALL.
RIP Direction Press [SPACE BAR] and then [ENTER] to select the RIP direction. Options are
Both, In Only, Out Only or None.
Version Press [SPACE BAR] and then [ENTER] to select the RIP version. Options are
RIP-1, RIP-2B or RIP-2M.
Incoming
Protocol Filters
Enter the filter set(s) you wish to apply to the incoming traffic between this node and
the ZyWALL.