User's Manual

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SMCD3GN2 Wireless Cable Modem Gateway Administrator Manual
Figure 54. 1-to-1 Mapping Menu
If you enable (uncheck) NAT 1-to-1 mapping, use the following procedure to define the
mapping between global IP addresses on the cable modem WAN interface and the private
IP address on the LAN.
1. In the 1-to-1 Mapping menu, uncheck Disable NAT 1-to-1 Mapping Function if it is
selected.
2. Click the Add button below 1-to-1 Mapping Table. The Adding NAT 1-to-1 Mapping Entry
menu appears (see Figure 55).
3. Complete the fields in the Predefined Service menu (see Table 26).
4. Click Apply. (Or click Back to return to the 1-to-1 Mapping menu or click Cancel to cancel
any selections you made.) If you clicked Apply, the mapping is added to the 1-to-1
Mapping Table.
5. To configure additional mappings, repeat steps 1 through 3. When you finish, click Apply
in the 1-to-1 Mapping menu to save your settings.
6. To change the settings for a mapping, click the radio button to the left of the mapping you
want to change and click the Edit button. When the Adding NAT 1-to-1 Mapping Entry