73D-Link DWR-932C User Manual
Section 4 - Connecting to a Wireless Network
Conguring Wireless Security
It is recommended to enable wireless security (WEP/WPA/WPA2) on your wireless router or access point before conguring your wireless adapter. 
If you are joining an existing network, you will need to know the security key or passphrase being used.
2.  Highlight the wireless network (SSID) you would like to connect to and click 
Connect.
1.  Open the Windows
®
 Vista
™
 Wireless Utility by right-clicking on the wireless 
computer icon in your system tray (lower right corner of screen). Select 
Connect to a network.