D-Link DSL-4320L User Manual page 135

Section 5 - Connecting to a Wireless Network
7. The following window appears while the Router is being configured.
Wait for the configuration to complete.
8. The following window informs you that WPS on the router has been
set up successfully.
Make a note of the security key as you may need to provide this
security key if adding an older wireless device to the network in the
future.
9. Click Close to complete WPS setup.
D-Link DSL-4320L User Manual 131