Wireshark Tutorial 2018: A Comprehensive Guide to Network Analysis

Wireshark, a powerful network analyzer, has revolutionized the way we understand and analyze network traffic. This tutorial will walk you through the features of Wireshark and its command-line equivalent tool, tshark, providing you with a comprehensive guide to network analysis.

Wireshark is an indispensable tool for network professionals, security experts, developers, and educators who want to diagnose problems in a network. With its user-friendly interface and extensive feature set, Wireshark makes it easy to identify issues and optimize network performance.

One of the key features of Wireshark is its ability to support different coloring rules, which helps users identify problems by highlighting specific protocol-related information. Additionally, Wireshark offers decryption support for various protocols, including IPsec, ISAKMP, Kerberos, SNMPv3, SSL/TLS, WEP, and WPA/WPA2.

Wireshark can capture live data from multiple interfaces and protocols, including Ethernet, IEEE 802.11, PPP/HDLC, ATM, Bluetooth, USB, Token Ring, Frame Relay, FDDI, and others (depending on your platform). This makes it an ideal tool for analyzing network traffic in real-time.

Another notable feature of Wireshark is its ability to read and write capture files in various formats, including tcpdump (libpcap), Pcap NG, and many others. This allows users to easily import and export capture files, making it easy to analyze traffic on different networks.

Wireshark also offers advanced filtering capabilities, allowing users to separate protocols and focus on specific aspects of network traffic. The tool's output can be exported in various formats, including XML, PostScript, CSV, or plain text, making it easy to share findings with others.

In addition to its GUI interface, Wireshark has a command-line equivalent tool called tshark. Tshark is ideal for users who prefer working at the command line and offers many of the same features as Wireshark, including capture file support, filtering, and decryption.

Disruptive technology refers to innovation in any field that creates a new market or disrupts existing players in that field. Wireshark is an example of disruptive technology in the field of networking, providing users with a powerful tool for analyzing network traffic and identifying problems.

In conclusion, Wireshark is an essential tool for anyone working in the field of networking. Whether you're a network professional, security expert, developer, or educator, Wireshark provides the tools you need to understand network protocols and analyze traffic in a network. With its comprehensive feature set and user-friendly interface, Wireshark is an indispensable tool for anyone looking to optimize their network performance.

Wireshark tutorial 2018