TN-865: Wireshark Network Traffic and Security Analysis

Course Overview:

This course delivers the technical knowledge, insight, and hands-on training to receive in-depth knowledge on Wireshark® and TCP/IP communications analysis. You will learn to use Wireshark to identify the most common causes of performance problems in TCP/IP communications. You will learn about the underlying theory of TCP/IP and the most used application protocols, so that you can intelligently examine network traffic for performance issues or possible Indicators of Compromise (IoC).

Duration: 5 Days

Audience:

Anyone interested in learning to troubleshoot and optimize TCP/IP networks and analyze network traffic with Wireshark, especially network engineers, information technology specialists, and security analysts.

Course Prerequisites:

We recommend that attendees of this course have the following prerequisite:
• Network+

Dates/Locations:

No Events

Course Outline:

DAY ONE

Course Set Up and Analyzer Testing

Network Analysis Overview
Wireshark Functionality Overview
Capturing Wired and Wireless Traffic
Define Global and Personal Preferences for Faster Analysis
Defined Time Values and Interpret Summaries
Interpret Basic Trace File Statistics to Identify Trends
Create and Apply Display Filters for Efficient Analysis

DAY TWO

Follow Streams and Reassemble Data
Use Wireshark’s Expert System to Identify Anomalies
TCP/IP Analysis Overview
Analyze Common TCP/IP Traffic Patterns

DAY THREE

Graph I/O Rates and TCP Trends
802.11 (WLAN) Analysis Fundamentals
Voice over IP (VoIP) Analysis Fundamentals
Network Forensics Fundamentals

DAY FOUR

Detect Scanning and Discovery Processes
Analyze Suspect Traffic

DAY FIVE

Use Command‐Line Tools

Next/Related Courses:

 

 

TN-765: Automating Administration with Windows Powershell

 

Course Overview:

This course provides students with the fundamental knowledge and skills to use PowerShell for administering and automating administration of Windows servers. This course provides students the skills to identify and build the command they require to perform a specific task. In addition, students learn how to build scripts to accomplish advanced tasks such as automating repetitive tasks and generating reports. This course provides prerequisite skills supporting a broad range of Microsoft products, including Windows Server, Windows Client, Microsoft Azure, and Microsoft 365. In keeping with that goal, this course will not focus on any one of those products, although Windows Server, which is the common platform for all of those products, will serve as the example for the techniques this course teaches.

Attendees to TN-765: Automating Administration with Windows Powershell will receive TechNow approved course materials and expert instruction.

Date/Locations:

No Events

Course Duration: 5 days

Course Objectives:

 

  • Describe the functionality of Windows PowerShell and use it to run and find basic commands
  • Identify and run cmdlets for server administration
  • Work with Windows PowerShell pipeline
  • Describe the techniques Windows PowerShell pipeline uses
  • Use PSProviders and PSDrives to work with other forms of storage
  • Query system information by using WMI and CIM
  • Work with variables, arrays, and hash tables
  • Write basic scripts in Windows PowerShell
  • Write advanced scripts in Windows PowerShell
  • Administer remote computers
  • Use background jobs and scheduled jobs
  • Use advanced Windows PowerShell techniques

 

Course Prerequisites:

 

  • Experience with Windows networking technologies and implementation.
  • Experience with Windows Server administration, maintenance, and troubleshooting.

 

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P-315: Intermediate PERL Programming

 

Course Overview:

PERL programmers need a clear roadmap for improving their skills. Intermediate PERL teaches a working knowledge of PERL's objects, references, and modules — all of which makes the language so versatile and effective. This class offers a thorough introduction to intermediate programming in PERL. Topics include packages and namespaces, references and scoping, manipulating complex data structures, writing and using modules, package implementation, and using CPAN.

Attendees to P-315: Intermediate PERL Programming will receive TechNow approved course materials and expert instruction.

Dates/Locations:

No Events

Duration: 5 Days

Course Objectives:

  • Packages and namespaces
  • References and scoping
  • Manipulating complex data structures
  • Object-oriented programming
  • Writing and using modules
  • Testing PERL code
  • Contributing to CPAN

Prerequisites:

 

Comments

Latest comments from students

User: J Masters

Instructor comments: Instructor kept it interesting and brought a wealth of knowledge to the classroom environment. Kept a good pace and provided relevant examples.

 

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TN-125: Introduction to UNIX and Linux

 

Course Overview:

This hands-on course provides an intensive overview of fundamental UNIX commands that are common to all flavors of UNIX, but the focus is on RedHat. At the end of this course students will have a firm grasp of how the UNIX operating system works, how to accomplish powerful functions using multiple commands & most importantly of all, how to think UNIX. With the skills gained in this course, students can move on to RedHat System Administration I or Linux System Admnistration I.

Attendees of TN-125: Introduction to UNIX and Linux will receive course materials and expert Instruction.

Date/Locations:

Date/Time Event
11/03/2025 - 11/07/2025
08:00 -16:00 		TN-125: Introduction to UNIX and Linux
TechNow, Inc, San Antonio TX

Duration: 5 days

Course Objectives:

  • Unix Overview
  • Introduction to the UNIX command Line
  • Managing and controlling access to files
  • Batch Scripting and tools
  • Regular Expressions, Pipelines, and IO Redirection
  • Text File Manipulation
  • Basic Network Commands
  • Managing Unix Processes
  • GNOME Graphical Desktop

Prerequisites:

  • Basic Knowledge of Computers

Comments

Latest comments from students

User: trkdashin

Instructor comments: Very knowledgeable

Facilities comments: Nice Hotel

 

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C-215: Introduction to C Programming

 

Course Overview:

The C-215: Introduction to C Programming course is a hands-on course providing a complete introduction to the ANSI C programming language, focusing on quickly developing the practical skills needed to create real-world solutions.  Our hands-on labs are designed to promote retention and challenge students to apply their skills to new situations.

Attendees to C-215: Introduction to C Programming will receive TechNow approved course materials and expert instruction.

Dates/Locations:

No Events

Duration: 5 days

Course Objectives:

  • What is C?
  • Basics of Program Writing
  • Style
  • Basic Declarations & Expressions
  • Arrays, Qualifiers & Reading Numbers
  • Decision & Control Statements
  • Programming Process
  • More Controls Statements
  • Variable Scope & Functions
  • C Preprocessor
  • Bit Operations
  • Advanced Types
  • Simple Pointers
  • File Input/Output
  • Debugging & Optimization
  • Floating Point

Prerequisites:

Before attending this course, you should be able to use basic UNIX commands and have previous programming experience language, or have taken our Introduction to Computer Progamming class.

 

Comments

Latest comments from students

User: jangles1337

Instructor comments: Pretty knowledgeable on a number of things. Could have had a better in depth understanding of the material.

Facilities comments: Was a hotel so it was pretty noisy some times.

User: ldorsey

Instructor comments: Great guy full of knowledge

 

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