D-Link dvg-g1402s Quick Installation Manual page 11

Click the Next button.
Enter the Authorization Settings you want to use for your
WLAN network. Initially, you can accept the default value
(No Auth) and change the router's configuration later. If you
choose use Wireless encryption, click the WEP or WPA-PSK
radio button to open the following screen.
No Auth disables Wireless LAN authentication.
Remember that each PC on your Wireless network will have
to have identical Authorization Settings as the router to
connect.
Click Next to continue.
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