To get the most out of this book

You will need to have Wireshark installed in a Windows/Linux/macOS system.

Download the color images

We also provide a PDF file that has color images of the screenshots/diagrams used in this book. You can download it here: https://www.packtpub.com/sites/default/files/downloads/MasteringWireshark2_ColorImages.pdf.

Conventions used

There are a number of text conventions used throughout this book.

CodeInText: Indicates code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles. Here is an example: "So, pcapng is the next generation of the pcap file extension."

Any command-line input or output is written as follows:

nslookup wireshark.org 8.8.8.8

Bold: Indicates a new term, an important word, or words that you see onscreen. For example, words in menus or dialog boxes appear in the text like this. Here is an example: "We can see the target in the Address Resolution Protocol (request) option."

Warnings or important notes appear like this.

Tips and tricks appear like this.