Validating identity on network
Click on Properties once you select the wireless network that is having problems.Click on the Authentication tab and now uncheck the Enable IEEE 802.1x authentication for this network box.Please check the Service Pack of your laptop to see whether it’s SP1 、 SP2 or SP3 ( Click on Start, find my computer, right click on my computer and choose properties) SP1 can support WEP ony; SP2 can support WEP 、 WPA-PSK(WPA-personal); SP3 can support WEP 、 WPA-PSK （ WPA-personal ） 、 WPA2-PSK （ WPA2-personal ） Please make sure of the SP version of your laptop and set the corresponding security type. Once connected to the wifi, it shows “Validating identity” （ Windows cannot find a certificate to log you on the network ） Please try to cancel the authentication by click Here 4. Try to change your SSID and channel on the router’s configuration page. It shows “acquiring network address” after you entering the security key, later shows “limited or no connectivity” Please try bellowing one by one: a. For Windows Vista & 7: Please be awared that Vista has some compatibility issue with different security type, once you meet the connection problem with vista, it is highly recommended to try other laptops with different operating system, such as win xp or win 7. When try to connect the ssid, it shows “Windows was unable to connect to the XXX network” a. When you try to search the wireless network, there is a piece of information shows ”Windows cannot configure this wireless network settings………” This is caused by some programs may block your Microsoft zero configuration tool, you can try to enable it by clicking Here 2. When try to connect the wifi, it always shows “waiting for the network …”, and it disappears after you entering the security key. After about 30 minutes of fiddling around with various settings, I was able to figure out what the problem was.
Ok so I setup the router to only transmit wireless N and to use WPA2 only.First, click on the wireless icon in your taskbar and under Related Tasks, choose Change advanced settings.