Special Notices

If both classroom and virtual dates are available for this course please specify your preference when booking.

Overview

This 3 day course will focus on the detailed analysis and troubleshooting of typical network protocols and applications with specific focus on switched Ethernet, TCP/IP networks and TCP/IP based applications.

Prerequisites

  • Basic understanding of Network Fundamentals and TCP/IP operation 'Networking & TCP/IP Fundamentals (NWF)'
  • Completion of 'Packet Analysis with Wireshark Analyzer (PAW)'

Delegates will learn how to

Participants will acquire knowledge and experience about detailed analysis and troubleshooting of typical network protocols and applications with specific focus on switched Ethernet, TCP/IP networks and TCP/IP based applications.

Outline

Switched Ethernet analysis

  • Spanning Tree operation and Spanning Tree analysis
  • Analyzing VLANs, VLAN-Tagging

TCP/IP analysis of the network layer

  • IP addressing
  • Typical IP scenarios
  • IP options
  • ICMP, ARP and DHCP

TCP/IP analysis of the transport layer

  • TCP functions
  • Session Setup, Data Transfer and Session Teardown
  • Window Mechanism and Window optimization
  • TCP options (SACK, Window Scaling) and TCP timers
  • UDP functions

Analyzing TCP/IP with Wireshark

  • Wireshark preferences for advanced TCP/IP analysis
  • Typical TCP/IP related problems
  • Wireshark Expert Info messages and their meanings

TCP/IP applications

  • HTTP
  • FTP
  • DNS
  • SSL