コース概要
Introduction
- Wireshark -- not just a last-resort tool
Overview of Network Troubleshooting Concepts
- Root cause analysis
Installing Wireshark
Overview of Wireshark Features
- Navigating the UI interface
Capturing Traffic in the Test Environment
- Selecting the network interface
- Capture packets on wired and wireless networks
Analyzing the Logs
- Inspecting the HTTP packets
- Viewing back-and-forth TCP streams
- Saving the log for offline inspection
Analyzing Connection Speed Issues When Connecting to a Particular Website
- Using filters
- Seeing the statistics
Analyzing by Traffic Type
- DNS, ARP, IPv4, IPv6, ICMP, UDP, TCP, and HTTP/HTTPS
- Consistently slow connections over prolonged periods of time
Checking Response Times
- Setting delta time columns
Checking for Machines Infected with a Virus
- Inspecting ARP traffic
Inspecting Sources of Network Traffic
- Intel ANS probe
- Broken/misconfigured software (network flooding)
Pinpointing Performance Issues
- Creating statistical charts and graphs
- Setting colors in Wireshark
- Filtering traffic
- Using Wireshark Expert System and TCP/IP Resolution Flowchart
Troubleshooting Connections within a Secured Network Environment
- Proxies, firewalls and clients
Configuring Wireshark for Optimal Performance
- Non-intrusive analysis
Troubleshooting
Summary and Conclusion
要求
- An understanding of TCP/IP networking principles
お客様の声 (5)
It is clear Nima is comfortable using Wireshark. He showed us the basic features and tools available to use.
Jonathan - Utility
コース - Basic Network Troubleshooting Using Wireshark
Interesting labs, help from trainer
Alexey - Tink Poland sp. z o. o.
コース - Certified Kubernetes Application Developer (CKAD) - exam preparation
トレーナーのリュックは素晴らしく、このテーマに関する深い知識、人間的なアプローチ、そして生活のニーズに適応する能力を持っています。
Salim - LHH
コース - Certified Kubernetes Administrator (CKA) - exam preparation
Machine Translated
First of all it was very interesting practically for all topics covered by this training. Well balanced with theory, practise labs and breaks. Some of tips and tricks I have introduced to my work yet.
Dawid Woźny - ATOS PGS sp. z o.o.
コース - Advanced Network Troubleshooting Using Wireshark
I generally was benefit from the whole training.