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ZyXEL Communications ZyWALL 2 Plus User Manual

Page 527

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Chapter 36 Network Address Translation (NAT)

ZyWALL 2 Plus User’s Guide

527

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You must press [ENTER] at the bottom of the screen to save the whole set.
You must do this again if you make any changes to the set – including deleting
a rule. No changes to the set take place until this action is taken.

Selecting Edit in the Action field and then selecting a rule brings up the following menu,
Menu 15.1.1.1

- Address Mapping Rule in which you can edit an individual rule and

configure the Type, Local and Global Start/End IPs.

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An IP End address must be numerically greater than its corresponding IP Start
address.

Figure 347 Menu 15.1.1.1: Editing/Configuring an Individual Rule in a Set

The following table describes the fields in this menu.

Menu 15.1.1.1 Address Mapping Rule

Type= Server

Local IP:
Start= N/A
End = N/A

Global IP:
Start= 10.10.1.1
End = N/A

Press ENTER to Confirm or ESC to Cancel:

Table 199 Menu 15.1.1.1: Editing/Configuring an Individual Rule in a Set

FIELD

DESCRIPTION

Type

Press [SPACE BAR] and then [ENTER] to select from a total of five types. These are the

mapping types discussed in

Chapter 17 on page 331

. Server allows you to specify multiple

servers of different types behind NAT to this computer. See

Section 36.4.3 on page 532

for

an example.

Local IP

Only local IP fields are N/A for server; Global IP fields MUST be set for Server.

Start

Enter the starting local IP address (ILA).

End

Enter the ending local IP address (ILA). If the rule is for all local IPs, then put the Start IP

as 0.0.0.0 and the End IP as 255.255.255.255. This field is N/A for One-to-One and Server

types.

Global IP