Book Image

Wireshark 2 Quick Start Guide

By : Charit Mishra
Book Image

Wireshark 2 Quick Start Guide

By: Charit Mishra

Overview of this book

<p>Wireshark is an open source protocol analyser, commonly used among the network and security professionals. Currently being developed and maintained by volunteer contributions of networking experts from all over the globe. Wireshark is mainly used to analyze network traffic, analyse network issues, analyse protocol behaviour, etc. - it lets you see what's going on in your network at a granular level. This book takes you from the basics of the Wireshark environment to detecting and resolving network anomalies.</p> <p>This book will start from the basics of setting up your Wireshark environment and will walk you through the fundamentals of networking and packet analysis. As you make your way through the chapters, you will discover different ways to analyse network traffic through creation and usage of filters and statistical features. You will look at network security packet analysis, command-line utilities, and other advanced tools that will come in handy when working with day-to-day network operations.</p> <p>By the end of this book, you have enough skill with Wireshark 2 to overcome real-world network challenges.</p>
Table of Contents (14 chapters)
Title Page
Packt Upsell
Contributors
Preface
8
Mastering the Advanced Features of Wireshark
Index

The Statistics menu


Wireshark provides various tools that assist in collecting network stats, which help users in analyzing information ranging from general information to specific protocol-related information.

Using the Statistics menu

Details with respect to the packets captured, filters applied, marked packets, and various other stats can be checked in the Statistics menu; refer to the following screenshot for reference (source: http://wireshark.org):

Protocol Hierarchy

The Protocol Hierarchy window provides details pertaining to the distribution of protocols seen in network traffic. Each of the rows represents stats pertaining to one protocol; refer to the following screenshot:

Protocol Hierarchy window

If you want to check the protocol distribution for a specific host, then before you open the Protocol Hierarchy window, apply a Display filter, for example, ip.addr==172.20.10.1. Now, when you open the hierarchy window again the filter will be visible at the top of the Protocol Hierarchy window...