Chapter 8 Network Address Translation (NAT)
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8.3.1 The Address Mapping Rule Edit Screen
Use this screen to edit an address mapping rule. Click the rule’s edit icon in the
Address Mapping
screen to display the screen shown next.
Figure 48
NAT > Address Mapping: Edit
Type
This is the port mapping type.
Modify
Click the edit icon to go to the screen where you can edit the address mapping rule.
Click the delete icon to delete an existing address mapping rule. Note that subsequent
address mapping rules move up by one when you take this action.
Table 40
Network > NAT > Address Mapping (continued)
LABEL
DESCRIPTION
Figure 49
NAT > Address Mapping: Edit
LABEL
DESCRIPTION
Type
Choose the port mapping type from one of the following.
One-to-One:
maps one local IP address to one global IP address. Note that port
numbers do not change for One-to-one NAT mapping type.
Many-to-One:
maps multiple local IP addresses to one global IP address.
Many-to-Many:
maps multiple local IP addresses to shared global IP addresses.
One-to-Many (Server):
allows you to specify inside servers of different services
behind the NAT to be accessible to the outside world.
Local Start IP
Enter the starting local IP address (ILA).
Local End IP
Enter the ending local IP address (ILA).
Global Start IP
Enter the starting global IP address (IGA). Enter 0.0.0.0 here if you have a dynamic IP
address from your ISP.
