49D-Link DIR-850L User Manual
Section 4 - Security
WPA/WPA2-Personal (PSK)
It is recommended to enable wireless security on your wireless router before your wireless network adapters. Please establish 
wireless connectivity before enabling encryption.
1.  Log into the web-based conguration by opening a web browser and 
entering the IP address of the router (192.168.0.1). Click on Setup and 
then click Wireless Settings on the left side.
2. Next to Security Mode, select WPA-Personal.
3. Next to WPA Mode, select Auto(WPA or WPA2), WPA2 Only, or WPA 
Only. Use Auto if you have wireless clients using both WPA and WPA2.
4. Next to Cypher Type, select TKIP and AES, TKIP, or AES.
5. Next to Group Key Update Interval, enter the amount of time before 
the group key used for broadcast and multicast data is changed (3600 
is default).
6. Next to Pre-Shared Key, enter a key (passphrase). The key is entered as 
a pass-phrase in ASCII format at both ends of the wireless connection. The pass-phrase must be between 8-63 characters. 
7. Click Save Settings to save your settings. If you are conguring the router with a wireless adapter, you will lose connectivity 
until you enable WPA-PSK on your adapter and enter the same passphrase as you did on the router.