Note: Please configure thewith the computer that was last connected directly to the modem. Also, you can only use the Ethernet port on your modem. If you were using the USB connection before using the , then you must turn off your modem, disconnect the USB cable and connect an Ethernet cable to the WAN port on the DSA-3100, and then turn the modem back on. In some cases, you may need to call your ISP to change connection types (USB to Ethernet).
Step 1: Connect the Ethernet cable from your modem into the WAN port on the back of the D-Link DSA-3100.
Step 2: Open a web browser and enter the IP address of the DSA-3100 in the address bar (default is 192.168.0.40). Be sure to include https:// followed by the IP address. Press Enter.
Step 3: The default username is admin (all lower case) and the default password is admin (all lower case). Click OK.
Step 4: Click the Home tab and then click WAN on the left.
Step 5: Select your connection type using the radio buttons.
Static IP Address – If your ISP issued you a static IP address, choose this option and enter the IP address, subnet mask, and default gateway.
Dynamic IP Address – If you connect to the Internet without having to authenticate with a username and password, then choose this option.
PPPoE Client – If you connect to your DSL connection using a connection, then choose this option. Be sure to enter your username and password. Contact your ISP if you are unsure of what to enter. Choose Enabled using the radio buttons next to Dial on demand. Enter a value next to Maximum Idle Time if you want your connection to terminate after x minutes of inactivity.
Step 6: Click Apply and then click Restart to apply the new settings.