In the main part of this thesis, firstly, the TCP/IP protocol stacks are analyzed in detail and the content of the ARP, ICMP, IP, UDP and TCP protocol are described.

• 本论文的主要部分，首先详细分析了TCP/IP协议栈的内容，描述了ARP协议、ICMP协议、IP协议、UDP协议和TCP协议所规定的细节。