第1页共51页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共51页目录一、简要历史..........................................................................................................................3二、TCP/IP协议族...................................................................................................................32.1.简介...........................................................................................................................32.2.编址...........................................................................................................................32.2.1物理地址...........................................................................................................32.2.2逻辑地址...........................................................................................................42.2.3端口地址...........................................................................................................52.3.分层数据包介绍.......................................................................................................52.3.1以太网帧...........................................................................................................52.3.2ARP报文格式....................................................................................................62.3.3IP数据报格式....................................................................................................62.3.4ICMP报文格式..................................................................................................72.3.5IGMP报文格式..................................................................................................92.3.6UDP用户数据报首部格式................................................................................92.3.7TCP报文段格式...............................................................................................102.4.分层协议讲解.........................................................................................................112.4.1ARP和RARP.....................................................................................................122.4.2IP协议..............................................................................................................132.4.3ICMP协议........................................................................................................132.4.4网际组管理协议（IGMP）.............................................................................162.4.5用户数据报（UDP）.......................................................................................172.4.6传输控制协议（TCP）....................................................................................18三、UIP处理流程..................................................................................................................203.1.简介.........................................................................................................................203.2.层次结构.................................................................................................................203.2.1实现设备驱动与UIP对接需要的7个接口程序，定义在uip.h：...............213.2.2应用层要调用的函数，包括一些宏定义与函数，定义在uip.h：..............243.2.3UIP中所用到的主要结构体............................................
