摘要： 详细地介绍了构建网络体系的两种标准OSI/RM和TCP/IP协议，指出了它们的应用范围和工作特点，并对它们的相同点和不同点作了比较深入的探讨，对于学习网络协议具有参考意义。

关键词: 网络体系结构, OSI/RM, TCP/IP, 协议

Abstract: This paper introduces two standard protocols TCP/IP and OSI/RM, which are used to compose networks, and points out their application range and character, and then argues about their similarity and difference .It has reference value when studying network protocol .

中图分类号: 

• TN915.04