D-Link NetDefend DFL-210 User Manual page 305

7.3. NAT Pools
Web Interface
A. First create an object in the address book for the address range:
1. Go to Objects > Address Book > Add > IP address
2. Specify a suitable name for the IP range nat_pool_range
3. Enter 10.6.13.10-10.16.13.15 in the IP Address textbox
(a network such as 10.6.13.0/24 could be used here - the 0 and 255 addresses will be automatically
removed)
4. Click OK
B. Next create a stateful NAT Pool object called stateful_natpool :
1. Go to Objects > NAT Pools > Add > NAT Pool
2. Now enter:
• Name: stateful_natpool
• Pool type: stateful
• IP Range: nat_pool_range
3. Select the Proxy ARP tab and add the WAN interface
4. Click OK
C. Now define the NAT rule in the IP rule set
1. Go to Rules > IP Rules > Add > IP Rule
2. Under General enter:
• Name: Enter a suitable name such as nat_pool_rule
• Action: NAT
3. Under Address filter enter:
• Source Interface: int
• Source Network: int-net
• Destination Interface: wan
• Destination Network: all-nets
• Service: HTTP
4. Select the NAT tab and enter:
• Check the Use NAT Pool option
• Select stateful_natpool from the drop-down list
5. Click OK
305
Chapter 7. Address Translation