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Chapter 11 Network Address Translation (NAT)
VMG5313-B10A/-B30A Series User’s Guide
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11.7.1 Add/Edit Address Mapping Rule
To add or edit an address mapping rule, click Add new rule or the rule’s edit icon in the Address
Mapping screen to display the screen shown next.
Figure 84 Address Mapping: Add/Edit
The following table describes the fields in this screen.
Type This is the address mapping type.
One-to-One: This mode maps one local IP address to one global IP address. Note that port
numbers do not change for the One-to-one NAT mapping type.
Many-to-One: This mode maps multiple local IP addresses to one global IP address. This is
equivalent to SUA (i.e., PAT, port address translation), the VMG's Single User Account
feature that previous routers supported only.
Many-to-Many: This mode maps multiple local IP addresses to shared global IP addresses.
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 62 Network Setting > NAT > Address Mapping (continued)
LABEL DESCRIPTION
Table 63 Address Mapping: Add/Edit
LABEL DESCRIPTION
Type Choose the IP/port mapping type from one of the following.
One-to-One: This mode maps one local IP address to one global IP address. Note that port
numbers do not change for the One-to-one NAT mapping type.
Many-to-One: This mode maps multiple local IP addresses to one global IP address. This is
equivalent to SUA (i.e., PAT, port address translation), the VMG's Single User Account
feature that previous routers supported only.
Many-to-Many: This mode maps multiple local IP addresses to shared global IP addresses.
Local Start IP
Enter the starting Inside Local IP Address (ILA).