The Internet layer. Basic telephony services. Terminal servers Helps terminals to connect any computer on the Internet. It loads files down line from a TFTP server. Thin Clients Hardware and software combo configured to perform the exact task that you need.
Users run their applications on servers across the network.
The network devices are connected in a circle, a token is passed around. A device cannot send until it has the token. Transmission A transfer of voice, data, fax or video from one point to another. Top of Page UDP User Datagram Protocol Uses IP to deliver packets to upper layer applications and provides flow of data among computers. Unified Messaging Provides single interface for handling all types of messages.