Network Analysis Using Wireshark Chapter 08 the expert system
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This document discusses Wireshark's expert system for network analysis. It explains that the expert system can help understand error, warning, and note events seen in network traffic. Specific event types are covered like bad checksums, unknown dissectors, and TCP sequence/acknowledgment issues. The document encourages using the expert system for initial evaluation of network issues and provides contact information for the author to learn more.
Network Analysis Using Wireshark Chapter 08 the expert system
- 1. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 1 Network analysis Using Wireshark Lesson 8: The Expert System
- 2. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 2 • By the end of this lesson, the participant will be able to: ▫ Understand Wireshark Expert System ▫ Understand events and severities Lesson Objectives
- 3. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 3 [email protected] For More lectures, Courses & Keynote Speaking Contact Me to:
- 4. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 4 The Expert Info window and how to use it for network troubleshooting Error events and understanding them Warnings events and understanding them Notes events and understanding them Case studies Chapter Content “Try not to become a man of success. Rather become a man of value.“ Albert Einstein
- 5. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 5 The Expert Info Window
- 6. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 6 The Expert Infos window and how to use it for network troubleshooting Error events and understanding them Warnings events and understanding them Notes events and understanding them Case studies Chapter Content "If you really look closely, most overnight successes took a long time.“ Steve Jobs
- 7. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 7 Error Events: Bad checksum, Malformed packet Erorrs: Errors in Layers 1-7
- 8. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 8 The Expert Infos window and how to use it for network troubleshooting Error events and understanding them Warnings events and understanding them Notes events and understanding them Case studies Chapter Content "There are no secrets to success. It is the result of preparation, hard work, and learning from failure.“ Colin Powell
- 9. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 9 Warning Events: Unknown dissector, Window illegal window shift
- 10. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 10 Warning Events: TCP Resets, TCP window issue
- 11. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 11 The Expert Infos window and how to use it for network troubleshooting Error events and understanding them Warnings events and understanding them Notes events and understanding them Case studies Chapter Content "There are no secrets to success. It is the result of preparation, hard work, and learning from failure.“ Colin Powell
- 12. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 12 Note Events: TCP SEQ/ACK Issues
- 13. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 13 Summary • In this lesson we talked about: ▫ The expert system and what is the information to get from it ▫ How to use the expert system for initial evaluation of the network Thanks for your time Yoram Orzach [email protected]
- 14. Network Analysis Using Wireshark Version 2Network Analysis using Wireshark V.2 [email protected] Network analysis using Wireshark V2 [email protected] 14 [email protected] For More lectures, Courses & Keynote Speaking Contact Me to: