Siemens 5881 - Manual (Page 57)

SIEMENS 5881 Broadband Internet Router
User’s Guide Chapter 6 Security Setup
NAT
SIEMENS 51
Configure Host Mapping
To configure the mapping between private IP addresses and public IP addresses:
1. Click NAT Host Mapping on the left navigation pane. This displays the NAT Host Settings page.
2. Select the interface you want to configure from the Interface drop-down menu.
3. In Beginning LAN IP, enter the first private IP address you want to map to a public address.
4. In Ending LAN IP, enter the last private IP address you want to map to a public address.
5. In Beginning WAN IP, enter the first public IP address you want to map to a private IP address. It is only
necessary to specify a starting IP address. The rest of the addresses in the range are computed
automatically.
6. Click Add. This adds the entry to the Current Host Mapping Entries table.