Microsoft NPS as a RADIUS Server for WiFi Networks: RADIUS Client Limits
The Microsoft Network Policy Server (NPS) is often used as a RADIUS server for WiFi networks. It can provide authentication and authorization services for users on a wireless network. I put this document together to highlight one particular little 'gotcha' when using NPS with Windows 2008. Windows 2008 comes in three flavours: Data Centre Enterprise Standard When using NPS as a RADIUS server, you have to add a number of 'RADIUS clients' to the configuration of the NPS server. These are the devices on your WiFi network that will send the RADIUS requests to NPS each time a user tries to logon to the network. The screenshot below shows where RADIUS clients are configured in NPS: The RADIUS request contains username and password information for the user trying to logon to the network. The request is generally checked against a Windows AD domain to see if the user is supplying a valid set of AD credentials to access the WiFi network. In controll