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。
2
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.