Summary
Section 24.1 Introduction
Java provides stream sockets and datagram sockets. With stream sockets, a process establishes a connection to another process. While the connection is in place, data flows between the processes in streams. Stream sockets are said to provide a connection-oriented service. The protocol used for transmission is the popular TCP (Transmission Control Protocol).
With datagram sockets, individual packets of information are transmitted. UDP (User Datagram Protocol) is a connectionless service that does not guarantee that packets will not be lost, duplicated or arrive out of sequence. Extra programming is required on your part to deal with these problems.
Section 24.2 Manipulating URLs
The HTTP protocol (Hypertext Transfer ...
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