These packets have headers, i.e. bits of data prefixed to every packet that contain information about the packet's source, destination, and protocol types.
这些信息包有头，即在每个包前面所附带的一些数据位，它们包含有关信息包的源、目的地和协议类型的信息。
A newer tool called tcpflow complements tcpdump and provides a way to do protocol flow analysis and to properly reconstruct data streams, regardless of packet order or retransmissions.
一个叫做tcpflow的新工具与tcpdump相辅相成，它提供协议流分析和适当地重构数据流的方法，而不管数据包的顺序或重发。
When you examine the raw data, snoop automatically formats and parses the content of the packet for you, even down to the individual protocol level.
当您查看原始数据的时候，snoop可以自动地为您格式化并解析数据包的内容，甚至深入到每个协议级别。
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