For network admins and network security professionals, one of the most important tools to learn to use is Wireshark (formerly Ethereal), a free and open source network analyzer/packet sniffer software ...

The overall equation is pretty simple: If you want to understand network traffic, you really should install Wireshark. And, if you really want to use Wireshark effectively, you should consider this ...

Control what the sniffer shows you to avoid information overload Last time we took a look at how to perform a quick capture of some sample network traffic using Wireshark. The wealth of information ...

2 different networks that I support are having problems that I am having a hard time tracking down. Both just got new servers with pretty similar configurations, and both are having intermittent ...