五种嵌入式Internet接入方案的研究分析

the Research on Vital Problem of Five Principal Internet Access Achemes

本文介绍了五种主流嵌入式系统Internet接入方案,从关键的TCP/IP协议处理方式入手分析了五种接入方案软硬件的组成和功能,并以各自对软硬件的依赖程度及实现成本,详细地分析了这五种接入方案的优点和缺点,最后给出嵌入式系统Internet接入方案的选择建议以供参考。

Embedded internet and internet appiiances are the focus of great attention in the computing industry, as they are seen as the future of computing.The articie introduces the five principal internet access schemes used in embedded system. And from the way of vital TCP/IP application layer protocols processing to analyzes their implementation principle and advantages and disadvantages. Based on this analysis,points out different environment they suit. Finally,the suggestion about choosing the internet access schemes used in embedded system is given.