User's Manual

Chapter 9 Network Address Translation (NAT) 77
9.3.1 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 53 NA
T > 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 45 Network > NAT > Address Mapping (continued)
LABEL DESCRIPTION
Figure 54 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 I
P addresses to one global IP address.
Many-to-Many: maps mult
iple local IP addresses to shared global IP addresses.
One-to-Many (Server): al
lows 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
addr
ess from your ISP.