Course Outline
Introduction
- The role of Wireshark beyond emergency diagnostics
Overview of Network Troubleshooting Concepts
- Root cause analysis methodologies
Installation Procedures for Wireshark
Overview of Wireshark Features
- Navigating the user interface
Capturing Traffic in the Test Environment
- Selecting the appropriate network interface
- Capturing packets on wired and wireless networks
Analyzing Captured Logs
- Inspecting HTTP packet data
- Viewing bidirectional TCP streams
- Saving logs for offline analysis for government operations
Analyzing Connection Speed Issues When Connecting to a Particular Website
- Using display filters
- Reviewing network statistics
Analyzing by Traffic Type
- DNS, ARP, IPv4, IPv6, ICMP, UDP, TCP, and HTTP/HTTPS protocols
- Identifying consistently slow connections over prolonged periods
Checking Response Times
- Configuring delta time columns
Checking for Machines Infected with Malware
- Inspecting ARP traffic patterns
Inspecting Sources of Network Traffic
- Intel ANS probe analysis
- Detection of broken or misconfigured software causing network flooding
Pinpointing Performance Issues
- Generating statistical charts and graphs
- Configuring color rules in Wireshark
- Applying traffic filters
- Leveraging the Wireshark Expert System and TCP/IP Resolution Flowchart for government infrastructure support
Troubleshooting Connections within a Secured Network Environment
- Analyzing proxies, firewalls, and client configurations
Configuring Wireshark for Optimal Performance
- Ensuring non-intrusive analysis capabilities
Troubleshooting Procedures
Summary and Conclusion
Requirements
- A comprehensive knowledge of Transmission Control Protocol/Internet Protocol (TCP/IP) networking fundamentals is required for government operations.
Testimonials (3)
knowledge of the instructor
Grzegorz - Centrum Informatyki Resortu Finansow
Course - Network Troubleshooting with Wireshark
skills of wireshark
Adam - Centrum Informatyki Resortu Finansow
Course - Network Troubleshooting with Wireshark
Quality of explanation of program operation and analysis of various cases.