Basic Network Troubleshooting Using Wireshark Training Course

Primary tabs

Course Language

This course is delivered in Polish or English.

Course Code

nettbsws

Duration Duration

21 hours (usually 3 days including breaks)

Requirements Requirements

Basic knowledge in networking and the TCP/IP protocol stack. The participants should come with Laptops with Wireshark software (free download from the site - Www.wireshark.org)

Overview Overview

The purpose of the course is to provide the participant with basic knowledge of the Wireshark protocol analyzer. The course focuses on deep understanding of the tool, as the basics for using it for network troubleshooting. The course starts with packet capturing, capture and display filters, statistical features and the basics of the expert system. By the end of the course the participant will be able to perform basic troubleshooting in small to medium size networks. The course is based on theory, class exercise and labs.

Course Outline Course Outline

  • Introduction to network troubleshooting
  • What is network troubleshooting
  • Troubleshooting tools
  • Troubleshooting methodologies
  • Introduction to Wireshark
  • How Wireshark Works
  • Capturing Packets,
  • What are capture and display filters
  • Configuring Global Preferences
  • Navigation and Colorization Techniques
  • Using Time Values and Summaries
  • Examining Basic Trace File Statistics
  • Save, Export and Print
  • Capture and Display Filters
  • Capture filters – basics and filter language
  • Display filters – basics and filter language
  • Useful filters
  • Lab exercises and case studies
  • Using Time Values and Summaries
  • Use the default time column setting and precision
  • Use time between packets
  • Set a time reference and view capture times
  • Troubleshooting timing problems
  • Lab exercises and case studies
  • Using Statistics Tools
  • Create I/O graphs
  • Create TCP Time-Sequence graphs
  • Analyze flow graphs
  • Evaluate service response times
  • Create Round-Trip-Time graphs
  • Analyze TCP/IP flows
  • Analyse applications flows
  • Lab exercises and case studies
  • The Expert System Basics
  • Normal and un-normal Network Communications
  • Causes of Performance Problems
  • Packet Losses, Ack to longs and Retransmissions
  • Lab and case studies
  • Bandwidth Issues
  • Bandwidth measurement
  • User/flow throughput calculations
  • Applications throughput calculations
  • Bandwidth and throughput problems
  • Lab exercises and case studies
  • Latency Issues
  • The primary points in calculating latency
  • Plotting high latency times
  • Free latency calculators
  • Using the frame.time_delta filter
  • Lab exercises and case studies
  • Packet Loss and Retransmissions
  • Packet loss and recovery - UDP and TCP
  • Previous segment lost and Out-of-Order Segments events
  • Duplicate ACKs and Fast Retransmissions
  • TCP Retransmissions
  • Zero window, Window changes and other window problems
  • Lab exercises and case studies

Guaranteed to run even with a single delegate!
Public Classroom Public Classroom
Participants from multiple organisations. Topics usually cannot be customised
From 5767PLN
(80)
Private Classroom Private Classroom
Participants are from one organisation only. No external participants are allowed. Usually customised to a specific group, course topics are agreed between the client and the trainer.
From 5767PLN
Request quote
Private Remote Private Remote
The instructor and the participants are in two different physical locations and communicate via the Internet
From 17050PLN
Request quote

The more delegates, the greater the savings per delegate. Table reflects price per delegate and is used for illustration purposes only, actual prices may differ.

Number of Delegates Public Classroom Private Classroom Private Remote
1 5767PLN 5767PLN 17050PLN
2 4739PLN 4739PLN 10380PLN
3 4396PLN 4396PLN 8157PLN
4 4224PLN 4224PLN 7045PLN
Cannot find a suitable date? Choose Your Course Date >>
Too expensive? Suggest your price

Related Categories


Course Discounts

Course Venue Course Date Course Price [Remote/Classroom]
BPMN 2.0 for Business Analysts Wroclaw, ul.Ludwika Rydygiera 2a/22 Tue, 2016-09-27 09:00 3110PLN / 2337PLN
R Warszawa, ul. Złota 3/11 Wed, 2016-09-28 09:00 7588PLN / 4850PLN
Administracja serwerem Apache Tomcat Kraków, ul. Rzemieślnicza 1 Mon, 2016-10-03 09:00 2344PLN / 1736PLN
Visual Basic for Applications (VBA) in Excel - Introduction to programming Warszawa, ul. Złota 3/11 Tue, 2016-10-04 09:00 1941PLN / 1504PLN
Programming in Scala Poznan, Garbary 100/63 Tue, 2016-10-04 09:00 3479PLN / 2114PLN
Web Application Development in PHP Szczecin, ul. Małopolska 23 Tue, 2016-10-04 09:00 2688PLN / 2081PLN
Introduction to Linux Poznan, Garbary 100/63 Tue, 2016-10-04 09:00 1640PLN / 1100PLN
Docker for Developers and System Administrators Gdańsk, ul. Powstańców Warszawskich 45 Wed, 2016-10-05 09:00 2682PLN / 2016PLN
Adobe InDesign Lublin, ul. Spadochroniarzy 9 Wed, 2016-10-05 09:00 1220PLN / 1144PLN
ITIL® Foundation Certificate in IT Service Management Warszawa, ul. Złota 3/11 Mon, 2016-10-10 09:00 2639PLN / 2076PLN
Visual Basic for Applications (VBA) in Excel - Advanced Wroclaw, ul.Ludwika Rydygiera 2a/22 Mon, 2016-10-10 09:00 1689PLN / 1296PLN
Market Forecasting Poznan, Garbary 100/63 Thu, 2016-10-13 09:00 2936PLN / 2112PLN
ITIL® Foundation Certificate in IT Service Management Łódź, ul. Tatrzańska 11 Mon, 2016-10-17 09:00 2639PLN / 2160PLN
Effective working with spreadsheet in Excel Rzeszów, Plac Wolności 13 Tue, 2016-10-18 09:00 598PLN / 737PLN
Market Forecasting Warszawa, ul. Złota 3/11 Wed, 2016-10-19 09:00 2936PLN / 2112PLN
ITIL® Foundation Certificate in IT Service Management Szczecin, ul. Małopolska 23 Wed, 2016-10-19 09:00 2639PLN / 2134PLN
A Practical Guide to Successful Pricing Strategies Poznan, Garbary 100/63 Wed, 2016-10-26 09:00 1427PLN / 1093PLN
Creating and delivering presentations in Power Point (social skills workshop) Poznan, Garbary 100/63 Thu, 2016-10-27 09:00 1572PLN / 1121PLN
Agile Project Management with Scrum Kraków, ul. Rzemieślnicza 1 Wed, 2016-11-02 09:00 1746PLN / 1449PLN
Agile Project Management with Scrum Poznan, Garbary 100/63 Mon, 2016-11-07 09:00 1746PLN / 1315PLN
Administration of Linux System Olsztyn, ul. Kajki 3/1 Tue, 2016-11-08 09:00 1940PLN / 1509PLN
SQL Fundamentals Warszawa, ul. Złota 3/11 Wed, 2016-11-09 09:00 1358PLN / 853PLN
Excel For Statistical Data Analysis Warszawa, ul. Złota 3/11 Mon, 2016-11-14 09:00 1343PLN / 1031PLN
Visual Basic for Applications (VBA) in Excel - Advanced Białystok, ul. Malmeda 1 Mon, 2016-11-14 09:00 1689PLN / 1413PLN
Python Programming Szczecin, ul. Małopolska 23 Tue, 2016-11-15 09:00 5790PLN / 3824PLN
Creating and managing Web sites Kraków, ul. Rzemieślnicza 1 Mon, 2016-11-21 09:00 3410PLN / 2836PLN
Graphic techniques (Adobe Photoshop, Adobe Illustrator) Wroclaw, ul.Ludwika Rydygiera 2a/22 Tue, 2016-12-06 09:00 1963PLN / 1470PLN

Upcoming Courses

VenueCourse DateCourse Price [Remote/Classroom]
Bielsko-Biała, Al. Armii Krajowej 220Mon, 2016-10-10 09:007045PLN / 4398PLN
Gdynia, ul. Ejsmonda 2Tue, 2016-10-11 09:007045PLN / 4374PLN
Kielce, ul. Warszawska 19Wed, 2016-10-12 09:007045PLN / 4398PLN
Lublin, ul. Spadochroniarzy 9Mon, 2016-10-17 09:007045PLN / 4398PLN
Wroclaw, ul.Ludwika Rydygiera 2a/22Mon, 2016-10-17 09:007045PLN / 4257PLN

Some of our clients