CONTENTS THE OSI MODEL LAYERS IN THE OSI MODEL TCPIP PROTOCOL SUITE ADDRESSING Tcp/IP VERSIONS CSIE, NTUT, TAIWAN

CONTENTS CONNECTIONS COMMUNICATION COMMAND PROCESSING FILE TRANSFER SIMPLE FTP Assignment

Introduction X Focuses on the structure of programs that use RPC, and shows how program can be divided along procedure boundaries Introduces the stub procedure concept and a program generator tool that automates much of the code generation associated with ONC RPC

Introduction This chapter describes the general concept of remote file access and reviews the concepts underlying a particular remote access mechanism Because the remote file access mechanism derives many ideas and details from the underlying OS, the chapter reviews the Linux file system and the semantics of file operations

Real-Time Transport Protocol Real-time traffic v.S. multimedia traffic Real-time communication is the almost simultaneous production and use of the data, ignoring the short delay in transmission

CONTENTS INTRODUCTION CLASSFUL ADDRESSING OTHER ISSUES A SAMPLE INTERNET

Internet Protocol (IP) Unreliable Connectionless Best-effort delivery No error checking

中国科学院上海天文台：关于新形势下发展党员和党员管理工作的意见

上一章讨论的局域网是单个的同种协议网,即网络中每台机器对应层所用协议相同,通信 是在同一个网络内不同主机之间进行的。而所谓“网络互连”,就是采用各种网络互连设备将 同一类型的网络或不同类型的网络相互连接起来,形成所谓“ internet“(互连网络),使一个 网络上的主机能与另一网络上的主机相互通信。因特网( Internet)是世界上最大的 internet 此外,为了保证网络的传输性能、可靠性及安全性,一般要求一个网络所管理的范围不要 太大,这就要求把一个大的网络分解成若干个较小的子网,通过网络互连技术,形成所谓的 Intranet(内部互连网),以便隔离故障,提高安全保密性,方便网络管理

第一节 植物病害的概念 第二节 病害的症状 第三节 病原生物的寄生性和致病性 第四节 侵染过程和病害循环 第五节 植物的抗病性 第六节 植物病理学简史