"But what exactly is Wireshark? Simple: Wireshark is a network
protocol analyzer that watches and logs all incoming and outgoing
traffic as defined by your needs. This tool can not only read
traffic live, it can read traffic from a previous dump. And it can
read files from other applications such as tcpdump and Microsoft
"Wireshark also offers some really great tools that help to make
your network analysis much easier. Two of these tools (Filters and
Expert Infos) I will highlight in this tutorial."