Class Central is learner-supported. When you buy through links on our site, we may earn an affiliate commission.

LinkedIn Learning

Wireshark: Network Troubleshooting

via LinkedIn Learning

Write review
Coursera Ad

Learn AI, Data Science & Business — Earn Certificates That Get You Hired

Learn More → University of the People Ad

Earn Your CS Degree, Tuition-Free, 100% Online!

Learn More →

Overview

Google, IBM & Meta Certificates – 40% Off
One Coursera Plus subscription covers most Professional Certificates on Coursera.
Unlock All Certificates
Learn how to analyze network problems with Wireshark, a free, open-source packet analysis tool that helps identify congestion issues, suspicious activity, and network intrusions.

Syllabus

Introduction
  • Analyze network problems
  • What you need to know
1. Traffic Capture and Analysis
  • Getting the most out of Wireshark
  • Navigating the Wireshark interface
  • Investigating the Edit menu choice
  • Exploring the View menu choice
  • Getting ready to capture
  • Examining a capture
  • Challenge: Examining evidence of congestion
  • Solution: Examining evidence of congestion
2. Using Time as a Metric
  • Displaying time
  • Viewing details and expert information
  • Graphing the TCP streams
  • Challenge: Using time to view gaps in transmission
  • Solution: Using time to view gaps in transmission
3. Wireshark Tools
  • Viewing conversations and endpoints
  • Creating a flow graph
  • Plot an I/O graph
  • Challenge: Using a flow graph
  • Solution: Using a flow graph
4. Recognizing Abnormal or Malicious Traffic
  • Troubleshooting the network
  • Spotting an ARP storm
  • Identifying bursty traffic
  • Protecting from packet sniffing
  • Examining macof attacks
  • Challenge: Viewing unencrypted traffic
  • Solution: Viewing unencrypted traffic
Conclusion
  • What's next?

Taught by

Lisa Bock

Reviews

4.7 rating at LinkedIn Learning based on 175 ratings

Start your review of Wireshark: Network Troubleshooting

Never Stop Learning.

Get personalized course recommendations, track subjects and courses with reminders, and more.

Sign up for free
Someone learning on their laptop while sitting on the floor.