The clients can be other servers running Windows Media Services, or can be media players. Unicast transmission requires more bandwidth, and uses a publishing point to stream the content.
Multicast transmission uses less bandwidth, and instead employs stations to stream the content.
Multicasting can also be used to transfer files to a large number of clients. Use Windows Media Administrator to configure Windows Media server components. Unicast publishing points. Multicast file transfers. This module focuses on using Windows Media Administrator to configure both unicast publishing points and multicast stations.