Figure 25-5 Menu 3.2.1: Ip Alias Setup; Table 25-3 Menu 3.2.1: Ip Alias Setup - ZyXEL Communications ZyWALL 5 User Manual

ZyWALL 5 Internet Security Appliance
FIELD
Edit IP Alias The ZyWALL supports three logical LAN interfaces via its single
physical Ethernet interface with the ZyWALL itself as the gateway for
each LAN network. Press [SPACE BAR] to select Yes and then
press [ENTER] to display menu 3.2.1
When you have completed this menu, press [ENTER] at the prompt [Press ENTER to Confirm...] to save your
configuration, or press [ESC] at any time to cancel.
25.4.1 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.
Use the instructions in the following table to configure IP alias parameters.
FIELD
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.
25-4
Table 25-2 Menu 3.2: LAN TCP/IP Setup Fields
DESCRIPTION
Menu 3.2.1 - IP Alias Setup
IP Alias 1= Yes
IP Address=
IP Subnet Mask= 0.0.0.0
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:

Figure 25-5 Menu 3.2.1: IP Alias Setup

Table 25-3 Menu 3.2.1: IP Alias Setup

DESCRIPTION
EXAMPLE
No
EXAMPLE
Yes
192.168.1.1
255.255.255.0
None
LAN Setup