Packets don’t lie. Wireshark, and Sniffer Days of Old.

What more could anyone want?

I have been using protocol analyzers since the days of Network General and have always loved the analytic view of the network.

Not the smoke and mirrors we usually show the users, but the hardcore, what is on the wire, proof.

Packets don’t lie. Continue reading “Packets don’t lie. Wireshark, and Sniffer Days of Old.”

Wireshark Certified Network Analyst WCNA Exam WCNA102.1 Objectives 1.2 List Troubleshooting Tasks for the Network Analyst

Troubleshooting Tasks for the Network Analyst

Some of the major troubleshooting tasks a network analyst may perform including following:

  • Identify software or network device misconfigurations
  • Graph queuing delays
  • Measure high delays along a path
  • Identify location of packet loss
  • Identify malfunctioning devices on the network
  • Identify network errors and services refusals
  • Among others

Continue reading “Wireshark Certified Network Analyst WCNA Exam WCNA102.1 Objectives 1.2 List Troubleshooting Tasks for the Network Analyst”

Laura Chappell Wireshark Videos from Chappell University

Free Wireshark training videos

Free Wireshark Core Training WCT01 Network Analysis Overview and WCT02 Introduction to Wireshark. These videos are taught by Laura Chappell herself. Both courses total a little of 4 hours of lectures, demos, and examples. Continue reading “Laura Chappell Wireshark Videos from Chappell University”

Wireshark Certified Network Analyst WCNA Exam WCNA102.1 Objectives 1.1 Define the Purpose of Network Analysis

The Purpose of Network Analysis

Network analysis often called sniffing or protocol analysis, is the act of listening to communications traversing the network and breaking down the traffic into its basic components to be examined. Continue reading “Wireshark Certified Network Analyst WCNA Exam WCNA102.1 Objectives 1.1 Define the Purpose of Network Analysis”