Tcpdump是一款功能强大的命令行包分析工具，可用于捕获和显示计算机网络中传输或接收的数据包。它由Lawrence Berkeley National Laboratory开发，并作为一个开源项目发布。Tcpdump允许用户监控和分析网络通信，从而帮助网络管理员和安全专业人员进行网络故障排除和 ...

用简单的话来定义tcpdump，就是：dump the traffic on a network，根据使用者的定义对网络上的数据包进行截获的包分析工具。 tcpdump可以将网络中传送的数据包的“头”完全截获下来提供分析。它支持针对网络层、协议、主机、网络或端口的过滤，并提供and、or、not等 ...

Think you know what's happening on your network? Pull out tcpdump and you might be surprised how much it can tell you. In some ways, the tcpdump command may seem like a pretty basic tool for ...

Tcpdump is such a utility. It is a command-line utility that allows the root user to capture (sniff) the contents of frames that are traveling through the network interface. The operation is ...