Introduction to Wireshark Contents What is Wireshark Functions

Introduction to Wireshark

Contents What is Wireshark Functions Wireshark Startup

What is Wireshark ? Formerly known as Ethereal Wireshark is a GUI Network Protocol Analyzer Display filters in Wireshark are very powerful Follows the rules of the pcap library

Functions Capturing Decodes network traffic packets of common protocols Displays the network traffic in humanreadable format

Wireshark Startup Version 1. 2. 6

Screen Layout of Wireshark The summary line, briefly describing what the packet is. A protocol tree is shown, allowing you to drill down to exact protocol or field that you interested in. a hex dump shows you exactly what the packet looks like when it goes over the wire. Filename Of Current File

Edit -> Preferences >Columns

Enable Protocols

Capture Options

Capture Options To Specify the interface to be monitored To Record all traffic even not for you Only Capture part of the packet Only Capture certain packet To Store the result in file Automatic Stop Condition To Start Monitoring

Start Capturing

Stop Capturing

Display Packet Captured Frame # Ethernet Header Destination Mac Address Field in Ethernet Header

Column Sorting Output is Sorted By Frame No By Default Output is Sorted By Source Address

Conversation List

Saving Packets Captured

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