ZyXEL Communications ZyWALL 2 Plus - Manual (Page 528)

Chapter 36 Network Address Translation (NAT)
ZyWALL 2 Plus User’s Guide
528
36.3 Configuring a Server behind NAT
"
If you do not assign a Default Server IP address, the ZyWALL discards all
packets received for ports that are not specified here or in the remote
management setup.
Follow these steps to configure a server behind NAT:
1 Enter 15 in the main menu to go to Menu 15 - NAT Setup.
2 Enter 2 to open menu 15.2 and configure the address mapping rules for the WAN port.
Figure 348 Menu 15.2: NAT Server Sets
3 Select Edit Rule in the Select Command field; type the index number of the NAT
server you want to configure in the Select Rule field and press [ENTER] to open Menu
15.2.x - NAT Server Configuration (see the next figure).
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.
Table 199 Menu 15.1.1.1: Editing/Configuring an Individual Rule in a Set
FIELD DESCRIPTION
Menu 15.2 - NAT Server Setup
Default Server: 0.0.0.0
Rule Act. Start Port End Port IP Address
------------------------------------------------------
001 No 0 0 0.0.0.0
002 No 0 0 0.0.0.0
003 No 0 0 0.0.0.0
004 No 0 0 0.0.0.0
005 No 0 0 0.0.0.0
006 No 0 0 0.0.0.0
007 No 0 0 0.0.0.0
008 No 0 0 0.0.0.0
009 No 0 0 0.0.0.0
010 No 0 0 0.0.0.0
Select Command= None Select Rule= N/A
Press ENTER to Confirm or ESC to Cancel: