Windows xp wireless connection validating identity
Step 4 Select the Wireless Networks tab, and then select the network from the bottom list.Select Properties once you locate the wireless network causing the error.
A Service Set Identifier (SSID) is the network name being broadcasted by your TP-Link wireless router. If the Problem is caused by your laptop, please call the support of your laptop. If you have connected to various wireless networks before, your computer may have problems connecting wirelessly, especially when the wireless network name (SSID) is the same with the previous ones you have connected to.
All the other computers, laptops, itouch are connected to the wireless just fine except for my desktop.