验二：NetBIOS编程实验三：UNIX下的Socket编程实验四：Winsock编程实验五：局域网

ARM嵌入式系统软件开发实例。

• Motivation for sockets • What’s in a socket? • Working with socket • Concurrent network applications • Project 1

Chapter 2: Socket Programming Chapter goal: a Program interface to rotocol Socket API Socket programming model

2.1 Principles of network applications 2.2 Web and HTTP 2.3 FTP 2.4 Electronic Mail v SMTP, POP3, IMAP 2.5 DNS 2.6 P2P file sharing 2.7 Socket programming with TCP 2.8 Socket programming with UDP 2.9 Building a Web server

Conceptual Server Algorithm Simple Server Algorithm Create a socket Bind the socket to the port Enter an infinite loop Accept request Process request Reply request Not enough in practice generally

• 2.1 Principles of network applications • 2.2 Web and HTTP • 2.3 FTP • 2.4 Electronic Mail – SMTP, POP3, IMAP • 2.5 DNS • 2.6 P2P applications • 2.7 Socket programming with TCP • 2.8 Socket programming with UDP