Troubleshooting Networks with Wireshark [GK9880]

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Date et lieu de début

Troubleshooting Networks with Wireshark [GK9880]

Global Knowledge Belgium BV
Logo Global Knowledge Belgium BV
Note du fournisseur: starstarstar_halfstar_borderstar_border 4,5 Global Knowledge Belgium BV a une moyenne de 4,5 (basée sur 2 avis)

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Dates et lieux de début

computer En ligne: VIRTUAL TRAINING CENTER
6 mai 2024 jusqu'au 8 mai 2024
computer En ligne: VIRTUAL TRAINING CENTER
2 sept. 2024 jusqu'au 4 sept. 2024
computer En ligne: VIRTUAL TRAINING CENTER
2 déc. 2024 jusqu'au 4 déc. 2024

Description

Vrijwel iedere training die op een onze locaties worden getoond zijn ook te volgen vanaf huis via Virtual Classroom training. Dit kunt u bij uw inschrijving erbij vermelden dat u hiervoor kiest.

OVERVIEW

This hands-on based Wireshark training gets you familiar with the most popular network analyzer today, Wireshark®, and provides hands-on experience in troubleshooting the most common network-errors using Wireshark®.

 

OBJECTIVES

  • Understand the troubleshooting process
  • Make use of available tools
  • Get familiar with the workings of a protocol analyzer
  • Get familiar with using Wireshark®
  • Learn how to customize Wireshark® to your needs
  • Learn how to use filters
  • Learn how to use statistics
  • Learn how to make baseline
  • Learn how to observe normal and abnormal protocol behavior
  • Understand the difference in application needs
  • Get an insight into the most common networking issues

AUDIENCE

Anyone…

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Foire aux questions (FAQ)

Il n'y a pour le moment aucune question fréquente sur ce produit. Si vous avez besoin d'aide ou une question, contactez notre équipe support.

Vous n'avez pas trouvé ce que vous cherchiez ? Voir aussi : Cisco Professional (CCDP / CCNP), Cisco, Cisco Expert (CCDE / CCIE), Cisco Routing & Switching et Cisco Security.

Vrijwel iedere training die op een onze locaties worden getoond zijn ook te volgen vanaf huis via Virtual Classroom training. Dit kunt u bij uw inschrijving erbij vermelden dat u hiervoor kiest.

OVERVIEW

This hands-on based Wireshark training gets you familiar with the most popular network analyzer today, Wireshark®, and provides hands-on experience in troubleshooting the most common network-errors using Wireshark®.

 

OBJECTIVES

  • Understand the troubleshooting process
  • Make use of available tools
  • Get familiar with the workings of a protocol analyzer
  • Get familiar with using Wireshark®
  • Learn how to customize Wireshark® to your needs
  • Learn how to use filters
  • Learn how to use statistics
  • Learn how to make baseline
  • Learn how to observe normal and abnormal protocol behavior
  • Understand the difference in application needs
  • Get an insight into the most common networking issues

AUDIENCE

Anyone that in their daily operations encounter TCP/IP based networks or networking equipment and needs to be able to understand or troubleshoot the communication between endpoints.

CERTIFICATION

This training is a hands-on training that will learn you how to troubleshoot your network with Wireshark.

CONTENT

1. Troubleshooting methodology

a. Before you start

b. Guidelines

c. Troubleshooting tools

d. Intercepting traffic

e. Network characteristics

    - Delay
    - Jitter
    - Packet loss

 f. Application types

   - Batch
   - Streaming
   - Interactive

g. Creating a baseline

2. Wireshark® Fundamentals

a. Background

b. GUI vs CLI

c. How to customize Wireshark®

d. Using capture- and display-filters

e. Using statistics for troubleshooting

3. Troubleshooting an Ethernet LAN

a. How to intercept traffic in a switched environment

b. Troubleshooting cabling issues

c. Troubleshooting speed/duplex-settings

d. Troubleshooting Spanning-Tree issues

e. Troubleshooting Link Aggregation

4. Troubleshooting IPv4- and IPv6-based communications

 a. Determining path through the network

 b. Troubleshooting endpoints

 c. Troubleshooting Address Resolution/Neighbor Discovery

 d. Troubleshooting DHCP issues

 e. Troubleshooting DNS issues

5. Using ICMP for diagnostics

  a. Using PING effectively

  b. Using traceroute effectively

  c. Interpreting ICMP messages

6. Troubleshooting TCP/UDP sessions

  a. Using Wireshark® to observe TCP

     i. 3-way handshake

     ii. Flow control

     iii. Error messages

  b. Statistics

     i. Round-trip times

     ii. Sessions

  c. Using netstat effectively


LABS

Lab 1: Customize Wireshark® to your preferences

Lab 2: Using Wireshark® to create a baseline

Lab 3: Setting up a mirror-port to capture traffic (class-room only)

Lab 4: Creating and observing a duplex mismatch (class-room only)

Lab 5: Observing Spanning Tree operations using Wireshark®

Lab 6: Observing LACP operations using Wireshark®

Lab 7: Using Wireshark® to determine endpoint-issues

Lab 8: Using Wireshark® to observe ARP/ND operations

Lab 9: Using Wireshark® to troubleshoot DHCP-issues

Lab 10: Using Wireshark® to troubleshoot DNS-issues

Lab 11: Using Wireshark® to profile traceroute operations

Lab 12: Using Wireshark® to interpret and use ICMP-messages

Lab 13: Using Wireshark® to observe TCP operations

 

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