Does Microsoft support a RADIUS client?
Yes. Both the Windows NT 4.0 Routing and Remote Access Service (RRAS) and the Windows 2000 Routing and Remote Access service can be configured as a RADIUS client to any RADIUS server. • Can my users change their passwords remotely once the passwords have expired? Yes, provided that the dial-in client supports password changes during authentication, the client is using an authentication method that supports password changes (such as MS-CHAP or MS-CHAP v2), and the user account is in either the local SAM or a Windows NT 4.0 or Windows 2000 domain. • Does IAS support RADIUS proxying? No. However, RADIUS proxying is supported by the Internet Connection Services for Microsoft RAS, Commercial Edition for Windows NT 4.0. • Can IAS scale to millions of users? Yes. IAS can be used in many different environments, from the small business all the way up to the largest ISP. For more information, see the section on Performance and IAS. • Is IAS a single point of failure? No. Typical RADIUS configura
