D-Link DIR-300 User Manual page 74

Section  - Setting Up a Connection Wirelessly
6. Enter a network name on the Give your network a name window in the
Set up a wireless router or access point wizard. Click the Next button.
7. Enter a passphrase on the Help make your network more secure with
a passphrase window in the Set up a wireless router or access point
wizard. Click the Show advanced network security options link.
8. Select security method on the Choose advanced network security options
window in the Set up a wireless router or access point wizard. Click the
Next button.
D-Link DIR-300 User Manual