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The following table describes the fields in this screen.
Table 25-4 Menu 15.1.1.1: Editing/Configuring an Individual Rule in a Set
FIELD
Type
Press [SPACE BAR] and then [ENTER] to select from a total of five types.
These are the mapping types discussed in the WebGUI User's Guide. Server
allows you to specify multiple servers of different types behind NAT to this
computer. See section 25.4.3 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
Start
Enter the starting global IP address (IGA). If you have a dynamic IP, enter
0.0.0.0 as the Global IP Start. Note that Global IP Start can be set to 0.0.0.0
only if the types are Many-to-One or Server.
End
Enter the ending global IP address (IGA). This field is N/A for One-to-One,
Many-to-One and Server types.
Once you have finished configuring a rule in this menu, press [ENTER] at the message "Press ENTER to
Confirm..." to save your configuration, or press [ESC] to cancel.
Configuring a Server behind NAT
25.3
Follow these steps to configure a server behind NAT:
Step 1.
Enter 15 in the main menu to go to Menu 15 - NAT Setup.
Step 2.
Enter 2 to go to Menu 15.2 - NAT Server Setup.
Step 3.
Enter a port number in an unused Start Port No field. To forward only one port, enter it again
in the End Port No field. To specify a range of ports, enter the last port to be forwarded in the
End Port No field.
DESCRIPTION
Contivity 221 VPN Switch User's Guide
NAT 25-9
EXAMPLE
One-to-
One
0.0.0.0
N/A
0.0.0.0
N/A
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