IT Career Guide


IT Infrastructure and Networking Course: Every Professional’s First Step in the IT Industry

a black man taking an IT Infrastructure and Networking Course in the USA from Yellow Tail Tech


Information technology drives innovation, which is the path to business success. Because of this, IT careers have been in demand everywhere.

However, before making your way as an IT professional, you’ll have to learn the basics of infrastructure and networking.

What is IT Infrastructure?

IT infrastructure refers to the combined components needed for the daily operation and management of enterprise IT services and environments. It is composed of the technical elements required to manage your business. These include computers, servers, software, data, network switches, and many more.

In addition, engaging in IT infrastructure management is equal to taking charge of your organization’s IT environment.

What Are the Benefits of IT Infrastructure?

Performance Enhancement

Utilizing IT infrastructures in your business allows you to monitor your systems. In this way, you can manage the performance of your setup better and make strategic changes to respond to issues and limitations in your tech proactively.

Investment Optimization

Having proactive IT infrastructure management will ensure that your systems are running at maximum performance levels for longer. It will also save your business time and money after issues are resolved.

Overhead Reduction

Adopting a reliable IT infrastructure management helps your business run more smoothly. Applying the best IT practices to your procedures, documentation, knowledge bases, and monitoring systems ensures optimal efficiency to your IT resources.

Networking as Part of IT Infrastructure

IT networking is one of the essential components of IT infrastructure. It refers to a network’s resources that make internet connectivity, management, business operations, and communication possible. Anything involved in the network, from servers to wireless routers, comes together to make up a system’s IT infrastructure and network.

What is the IT Infrastructure and Networking Course in the USA?

This course has lessons that will expose you to essential components that every IT professional should know. It includes computers, networking, data management, and the IT field in general.

Where To Take IT Infrastructure and Networking Course in the USA?

Wherever you are in the USA, Yellow Tail Tech is here to provide you with a high-quality IT infrastructure and networking course that will prepare you to become an IT professional in the future.

Our IT Infrastructure and Networking course is designed to help you learn about the fundamentals that every specialist should know. These include computers, networking, operating systems, and the IT field in general, regardless of which IT field you decide to pursue. Furthermore, this course will aid in developing your IT vocabulary and toolbox.

How To Schedule A Career Strategy Session with Yellow Tail Tech?

⦁ Go to our website at
⦁ Click the ‘Book a 10-minute intro call’ button.
⦁ Watch the ‘Biggest Myth’ presentation and input your email.
⦁ Fill out the application questionnaire.
⦁ Get on our calendar.
⦁ Wait for a confirmation in your email regarding your application process.

IT Infrastructure and Networking Course Modules

Module 1

This module tackles the essential fundamentals in the IT industry, such as:

⦁ Computer Language
⦁ Character Encoding
⦁ Binary
⦁ Counting in Binary
⦁ Computer Architecture Layer (Overview)
⦁ What is an Operating System?
⦁ Filesystems
⦁ Process and Application Management
⦁ Memory Management
⦁ I/O Management
⦁ Logs
⦁ The Boot Process

Module 2

It consists of lessons about software types, software installation and management, basic troubleshooting and networking, and the different languages of the Internet.

⦁ Software
⦁ Types of Software
⦁ Recipe for Computing
⦁ Managing and Installing software
⦁ The Basics to Troubleshooting
⦁ Basics of Networking
⦁ Networking Hardware
⦁ Language of the Internet

Module 3

The third module gives an in-depth discussion about the technical components of IT infrastructure and networking.

It includes the following:

⦁ TCP/IP & 5 Layer Model
⦁ Cables
⦁ Hubs and Switches
⦁ Routers
⦁ Servers and Clients
⦁ Moving Bits Across the Wire
⦁ Duplexing
⦁ Network Ports
⦁ Ethernet and Mac Addresses
⦁ Unicast, Multicast, Broadcast
⦁ Dissecting Ethernet Frame (Data Packet)

Module 4

This module provides lessons about fundamentals on IP addresses, routing, and basic binary math. It consists of:

⦁ Network Layer
⦁ IP Addresses
⦁ IP Datagram and Encapsulation
⦁ IP Address Classes
⦁ Address Resolution Protocol
⦁ Subnetting
⦁ Subnet Masks (How to Calculate Them)
⦁ Basic Binary Math
⦁ Routing
⦁ Routing Tables
⦁ Interior Gateway Protocols
⦁ Exterior Gateway Protocols
⦁ Non-Routable Address Space

Module 5

Unlike the first four modules, the fifth module delves more into other IT technical terms and the future of networking and troubleshooting techniques.

⦁ Transport Layer
⦁ TCP and the 3 Way Handshake
⦁ TCP Socket States
⦁ Connection-Oriented and Connectionless
⦁ Protocols
⦁ Firewalls
⦁ Application Layer
⦁ All 5 Layers working in Unison
⦁ Name Resolution (DNS)
⦁ What Actually Happens in the Background for DNS?
⦁ Dynamic Host Configuration Protocol (DHCP)
⦁ What is Network Address Translation (NAT)?
⦁ Port Forwarding and Transport Layer for NAT
⦁ Proxies
⦁ Wide Area Networks (WANs)
⦁ Wireless Networking
⦁ Troubleshooting: Verifying Network
⦁ Connectivity
⦁ Troubleshooting: Digging into DNS
⦁ Future of Networking: IPv6 Addressing
⦁ Future of Networking: IPv6 Headers
⦁ Future of Networking: IPv6 and IPv4 Harmony

Module 6

The sixth module is ideal for IT professionals who want to expand their careers in Amazon Web Services. It has topics about the fundamentals of cloud computing and many more.

⦁ Cloud Computing
⦁ Careers in Cloud Computing
⦁ Becoming a Power User
⦁ Filesystem Hierarchy
⦁ File Management

Module 7

The last module explores topics about the different types of IT management, IT infrastructure services, data recovery, and a wrap-up of all lessons you have encountered.

⦁ User Management
⦁ Software Management
⦁ Patch Management
⦁ Resource Monitoring
⦁ Remote Access
⦁ Remote File Transfer Protocols
⦁ System Monitoring
⦁ System Administration Tasks and Services
⦁ User and Hardware Provisioning
⦁ Types of IT Infrastructure Services
⦁ Centralized Management Methods
⦁ Data Recovery and Backups
⦁ Wrap-up


Knowing how the IT field works is an essential step towards your IT career. Book a 10-minute intro call with our Enrollment Advisor today!

Share via

Silvana Zapanta

Sil brings a wealth of experience to her writing and editing projects. After nearly a decade guiding college students in research and communication, she shifted her focus to freelance writing and editing. Her passion for education continues through volunteer work, where she empowers others by teaching research and writing skills.

Related Articles

Stay Informed with Yellow Tail Tech:

Subscribe for Latest Updates & Transformative IT Insights