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
04/20/2026 - 04/24/2026 08:00 -16:00	TN-125: Introduction to UNIX and Linux TechNow, Inc, San Antonio TX
07/13/2026 - 07/17/2026 08:00 -16:00	TN-125: Introduction to UNIX and Linux TechNow, Inc, San Antonio TX
10/19/2026 - 10/23/2026 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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Specialized

TechNow provides an array of courses to meet our customer's requirements. Courses that do not fit into our major course categories and custom or specialized courses appear here.

Here are courses about specilaized Software or Hardware:

N-405: ROUTE-Implementing Cisco IP Routing

Course Overview:

In this course, administrators of medium-to-large network sites will learn to use advanced routing to provide scalability for Cisco routers that are connected to LANs and WANs. Networking professionals will learn to dramatically increase the number of routers and sites using these techniques instead of redesigning the network when additional sites or wiring configurations are added. Hands-on labs ensure you thoroughly understand how to implement advanced routing within your network.

Attendees to N-405: ROUTE-Implementing Cisco IP Routing will receive TechNow approved course materials and expert instruction.

Dates/Locations:

No Events

Duration: 5 days

Course Objectives:

Planning Routing Services to Requirements
Implementing an EIGRP-Based Solution
Implementing a Scalable Multiarea Network
OSPF-Based Solution
Implement an IPv4- Based Redistribution Solution
Implementing Path Control Connection of an Enterprise Network to an ISP Network

Prerequisites:

None

Comments

Latest comments from students

User: jrtrussell

Instructor comments: Awesome

Facilities comments: Awesome

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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