D-Link DFL-1500 [75/271] Dfl 900 1500 user manual chapter 7 nat

DFL-900/1500 User Manual Chapter 7

NAT

Step 2. Client IP Range

Enable the DHCP server if you want to use

DFL-1500 to assign IP addresses to the

computers under DMZ1. Here we make the

DHCP feature enabled.

Step 3. Apply the Changes

Click Apply to save your settings.

Step 4. Check NAT Status

The default setting of NAT is in Basic Mode.

After applying the Step 3, the NAT is

automatically configured with the rules to let all

private-IP LAN/DMZ-to-WAN requests to be

translated with the public IP assigned by the ISP.

ADVANCED SETTINGS > NAT > Status

Step 5. Check NAT Rules

The DFL-1500 has added the NAT rules

automatically as right diagram described. The

rule Basic-DMZ1 (number 1) means that, when

matching the condition (requests of

LAN/DMZ-to-WAN direction with its source IP

falling in the range of

10.1.1.254/255.255.255.0), the request will

be translated into a public-source-IP requests,

and then be forwarded to the destinations.

ADVANCED SETTINGS > NAT > NAT Rules

Step 6. Setup IP for the FTP Server

Assign an IP of 10.1.1.1/255.255.255.0 to the

FTP server under DMZ1. Assume the FTP Server

is at 10.1.1.5. And it is listening on the well-known

port (21).

N/A