Chapter 36 Network Address Translation (NAT)

"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.

"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

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:

The following table describes the fields in this menu.

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

 

 

 

 

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