Advanced Packet Analysis with Wireshark Analyzer (APAW)

Course Description Schedule Course Outline
 

About this Course

Advanced Packet Analysis with Wireshark Analyzer (APAW) is a 3 day Fast Lane course designed to enhance your knowledge on troubleshooting network protocols and pinpointing the source of bad performance using Wireshark. The APAW training class reinforces the instruction by providing you with plenty of hands-on labs in which a wide range of network problems are closely examined.

Who should attend

  • Network administrators, network managers and all technical staff who are responsible for
  • planning, implementing, and ensuring high performance operation of their data networks

Class Prerequisites

  • Basic understanding of Network Fundamentals and TCP/IP operation
  • Experienced handling of Wireshark (see PAW)

What You Will Learn

Upon completing this course, you will be able to:

  • Examine network protocol layers for abnormal behavior
  • Determine the source of a problem: network, workstation, server or application
  • Improve network performance wherever possible
  • Correct inefficient network configurations

Outline: Advanced Packet Analysis with Wireshark Analyzer (APAW)

Module 1: Capturing Network Data

  • Topology: Cable vs. Wireless
  • Half Duplex / Full Duplex
  • Hub, SPAN, RSPAN, TAP/Splitter
  • Duplicate Frame Problem
  • Wireless capture
  • Best Practice

Module 2: Ethernet

  • Ethernet Standard
  • Duplex and Speed, Autonegotiation
  • Spanning Tree, RSTP
  • VLANs

Module 3: Internet Protocol (IP)

  • Best Effort Delivery
  • Fragmentation
  • Basic Routing

Module 4: ICMP

  • ICMP Codes and Types
  • Echo Request/Echo Reply
  • Destination Unreachable
  • TTL exceeded, Redirect

Module 5: ARP

  • Determining MAC address for IP
  • ARP in a routed network
  • Gratuitous ARP
  • Locating problems with ARP
  • Proxy ARP

Module 6: DHCP

  • DHCP functions, DORA
  • BOOTP
  • DHCP Options
  • Static assignments, address pools
  • DHCP Inform
  • DHCP Relay Agent / IP Helper

Module 7: TCP and UDP

  • TCP characteristics
  • TCP Flags, TCP Ports, Sockets
  • Three-Way-Handshake and Graceful Shutdown
  • Reset Packets, rejected Sessions
  • TCP header options
  • TCP Connection States
  • Sequence and Acknowledge
  • Sliding Window / Window Size as an performance indicator
  • Window Update, Window Probe
  • TCP Keep Alive
  • Packet Loss, Retransmissions and TCP Slow Start
  • Selective Acknowledgements
  • Nagle Algorithm
  • UDP Overview

Module 8: DNS

  • DNS vs. WINS
  • Domain Tree and Root Servers
  • DNS Protocol
  • Recursive Lookup
  • Authoritative Answers and Cached Responses
  • DNS Lookup Types
  • DNS Compression
  • Zone Transfers
  • DNS Error messages
  • Filtering on DNS queries with Wireshark

Module 9: FTP

  • Command and Transfer channel
  • Active vs. Passive FTP
  • Commands and Transfer modes
  • Authentication and Error codes
  • Problems running FTP

Module 10: HTTP

  • HTTP Protocol versions
  • Persistent vs. Nonpersistant sessions
  • HTTP request methods
  • GET and POST commands
  • HTTP Response codes
  • Stateless operation
  • Parameter transmission: Querystring, StdIO, Cookies

Labs

  • Spanning Tree Analysis
  • Troubleshooting ICMP
  • ARP Operation
  • DHCP problems
  • TCP Handshake & Options
  • TCP Sliding Window
  • Packet Retransmissions
  • Nagle Algorithm
  • FTP Troubleshooting
  • HTTP
Classroom Training

Duration 3 days

Price
  • United States: US$ 2,395
Enroll now
Online Training

Duration 3 days

Price
  • United States: US$ 2,395
Enroll now
 
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This is an Instructor-Led Classroom course
This green checkmark in the Upcoming Schedule below indicates that this session is Guaranteed to Run.
This is an Instructor-Led Online (ILO) course. These sessions are conducted via WebEx in a VoIP environment and require an Internet Connection and headset with microphone connected to your computer or laptop.
This is a FLEX course, which is delivered simultaneously in two modalities. Choose to attend the Instructor-Led Online (ILO) virtual session or Instructor-Led Classroom (ILT) session.
United States
Feb 15-17, 2017 Online Training Time zone: US/Central Enroll
Apr 12-14, 2017 Online Training Time zone: US/Central Enroll
Jun 7-9, 2017 Online Training Time zone: US/Central Enroll
Aug 2-4, 2017 Online Training Time zone: US/Central Enroll
Sep 27-29, 2017 Online Training Time zone: US/Central Enroll
Canada
Feb 15-17, 2017 Online Training Time zone: Canada/Central Enroll
Jun 7-9, 2017 Online Training Time zone: Canada/Central Enroll
Sep 27-29, 2017 Online Training Time zone: Canada/Central Enroll
Nov 15-17, 2017 Online Training Time zone: Canada/Central Enroll