9 Best Computer Networking Courses Online (2025)
A computer network is a group of computers that use common communication protocols like TCP/IP over digital interconnections to share resources. It allows establishing a connection using cables or wireless media. Every network involves hardware and software that connect computers and other devices.
The knowledge of Computer Networks and Networking is a very in-demand skill in the market. With the rise in the use of computers in every industry, there is also a high demand for skilled Computer Networking professionals. There are many online networking courses available that help you learn Computer Networking and provide certification.
After spending over 100 hours evaluating and testing 55+ networking courses, I have compiled a well-researched, unbiased list of the top networking certifications available. From comprehensive paid options to free resources, this detailed guide provides insight into the features, pros, cons, and pricing of each course. This transparent breakdown will help you make an informed decision and choose the best course suited to your needs.
Best Networking Courses & Certification Online: Top Picks!
Name | Provider | Price | Duration | Link |
---|---|---|---|---|
CompTIA Network+ (N10-007) Full Course & Practice Exam | Udemy | $16.99 | 14.5 hours on-demand video | Learn More |
The Bits and Bytes of Computer Networking | Coursera | Free | Approx. 25 hours to complete | Learn More |
Fundamentals of Network Communication | Coursera | Free | 15 hours of content | Learn More |
Computer Network Essentials – Servers, Network, Datacenters and Storage | Skillshare | 1 – Month Free Trial | 2 hour 48 minutes | Learn More |
Introduction to networking for complete beginners | Udemy | Free | 1hr 40min of on-demand video | Learn More |
1) CompTIA Network+ (N10-007) Full Course & Practice Exam (Udemy)
Specs: Rating: 4.7 | Duration: 14.5 hours on-demand video | Price/Fee: $16.99 | Certification: Yes | Level: Intermediate | Prerequisites: Basic knowledge of computer networks.
CompTIA Network+ (N10-007) caught my attention during my research for online networking courses, and I was able to see how effectively it delivers on core concepts. I analyzed the content depth and found that it offers just the right balance of technical insight and beginner-friendly explanations for anyone learning the fundamentals of networking. It is important to highlight how the course simplifies protocols, hardware setups, and cybersecurity basics, all of which are crucial for real-world tasks. I suggest this course to those serious about stepping into the IT world with confidence.
Network engineers in training usually opt for this course to get hands-on with IP addressing and security protocols, making them more productive in their roles. You will also learn all the network basics and gain experience configuring, managing, and troubleshooting all types of wired and wireless network devices. This computer networking course offers 14.5 hours of on-demand video, 1 downloadable resource, and a practice test to help solidify your knowledge. Enjoy full lifetime access, with the flexibility to learn on mobile and TV, making it convenient to study anytime, anywhere. Ideal for aspiring network professionals.
What will You Learn?
- Passing the Network+ Certification Exam with Confidence: You will be fully prepared to take and pass the Network+ certification exam with high confidence after completing this course. It will teach you the essential concepts required for the exam.
- Learn Computer Networks, Their Functions, and Their Components: You will gain a comprehensive understanding of computer networks, including how they function and the various components that make them work effectively in a real-world environment.
- Subnetting Networks: I learned the core skills needed for subnetting networks, which allows you to divide large networks into smaller, manageable segments for efficient communication.
- Performing Basic Network Configurations: You will master the basics of configuring networks, ensuring you can set up routers, switches, and other components for a functioning network environment.
- How to Become an Effective Networking Technician: This helps you develop the skills required to work efficiently as a networking technician in small-to-medium-sized businesses, focusing on practical solutions for common networking issues.
Pricing:
$17.31 for a course
How to Enroll in the CompTIA Network+ N10-008 Course?
- Step 1) Head over to the CompTIA Network+ N10-008 course page on Udemy.
- Step 2) Tap the “Buy Now” or “Add to Cart” button to proceed with purchasing the course. You will be prompted to log in or create an account.
- Step 3) Enter your payment details (if applicable) and complete the purchase.
- Step 4) Once enrolled, access the course content from your Udemy dashboard and start your learning journey.
2) The Bits and Bytes of Computer Networking (Coursera)
Specs: Rating: 4.7 | Duration: Approx. 25 hours to complete | Price/Fee: Free | Certification: Yes | Level: Beginner
The Bits and Bytes of Computer Networking (Coursera) helped me better understand how foundational networking principles connect with real-world cloud technologies. I reviewed multiple courses, but this one stood out with its structured flow and approachable content. In my experience, it is an excellent starting point for anyone who feels overwhelmed by networking jargon. What I particularly liked was how the course allowed me to move from basic concepts to practical skills like network troubleshooting.
It is important to pay attention to courses that offer both technical depth and simplicity. That is why this course becomes an ideal choice for beginners aiming to grasp computer networking with confidence. IT professionals often take this course to strengthen their troubleshooting capabilities, allowing them to reduce network downtime and improve team productivity significantly. This computer networking course allows you to learn at your own pace, with flexible deadlines. Access course videos and readings, complete graded quizzes and assignments, and earn a shareable certificate upon completion. Perfect for those seeking a flexible, self-paced learning experience while gaining valuable networking skills.
What will You Learn?
- Introduction to Networking: You will learn the basic concepts of computer networking, including types of networks, protocols, and the role of devices in a network.
- The Network Layer: I learned the essential functions of the network layer, including routing, addressing, and managing network traffic efficiently.
- The Transport and Application Layers: You will learn how the transport and application layers work together to ensure data communication and manage network services.
- Networking Services: I discovered how various networking services help with security, routing, and ensuring smooth communication between devices.
- Connecting to the Internet: You will learn the necessary steps to connect devices to the internet and the protocols used to ensure smooth data transmission.
- Troubleshooting and the Future of Networking: I found that understanding networking troubleshooting techniques and the emerging trends in technology are crucial for maintaining efficient networks.
Pricing:
Free to Enroll
How to Enroll in the “The Bits and Bytes of Computer Networking” Course on Coursera?
- Step 1) Head over to the course page for “The Bits and Bytes of Computer Networking: From Basics to Troubleshooting & Future Trends” on Coursera.
- Step 2) Tap the “Enroll for Free” button. You will be prompted to create an account or log in using your email or a Google account.
- Step 3) Start your learning journey by diving into the course content, where you’ll explore networking fundamentals, protocols, troubleshooting, and cloud computing.
3) Fundamentals of Network Communication (Coursera)
Specs: Rating: 4.6 | Duration: 15 hours of content | Price/Fee: Free | Certification: Yes | Level: Intermediate | Prerequisites: Basic knowledge of computer networking terms and concepts.
Fundamentals of Network Communication offers a great introduction to the world of computer networks. I particularly appreciate how this course breaks down complex topics into manageable sections. It helped me gain a comprehensive understanding of network architecture and protocols. The course is perfect for those who are new to the field, offering valuable insight into how data is transferred through networks. During my research, I discovered that this course is a popular choice for people aiming to enhance their understanding of network communication. IT professionals often find this course helpful to strengthen their skills in managing and optimizing network communication for businesses.
This is a series of courses to become a Network admin. In this course, you will learn all the basic, intermediate, and advanced level networking techniques that should be known to become a professional network administrator.
What will You Learn?
- Communication Networks and Services: This course will introduce you to the basic concepts of communication networks, helping you understand how devices exchange information globally. It aims to provide essential insights into communication protocols and services used across industries.
- Layered Architectures: In this section, you will explore the layered architecture of networks, which is essential for understanding how different communication protocols operate together in a structured way. This will allow you to grasp how different layers interact and exchange data seamlessly.
- Socket API & Digital Transmissions: This course explains the role of socket programming and digital transmission techniques, which are vital for enabling efficient communication between computers. Understanding these concepts will help you develop systems that send and receive data in real-time.
- Error Control: You will learn about error detection and correction techniques, crucial for ensuring that data transmitted across networks is reliable and free from corruption. This knowledge helps you avoid common errors that occur during network communication.
- Course Project โ Fundamentals of Network Communication: The course project is designed to provide hands-on experience in network communication fundamentals. You will have the chance to apply the concepts you learn and develop practical skills related to networking protocols and communication systems.
Pricing:
Free to Enroll
How to Enroll in the Fundamentals of Network Communication Course?
- Step 1) Head over to the Fundamentals of Network Communication course page on Coursera.
- Step 2) Tap the โEnroll for Freeโ button and either log in to your existing Coursera account or create a new account using your email.
- Step 3) Review the course prerequisites, including some programming experience in C (C++/Java) and knowledge of computer organization and IT architecture, then begin the course content to start your learning experience.
4) Computer Network Essentials – Servers, Network, Datacenters and Storage (Skillshare)
Specs: Duration: 1 hour 48 minutes | Price/Fee: 1 – Month Free Trial | Certification: Yes | Level: Beginner | Prerequisites: Basic knowledge of computer network fundamentals.
In my experience, Computer Network Essentials โ Servers, Network, Datacenters, and Storage is one of the top choices for anyone trying to understand the fundamentals of computer networking. It is ideal for beginners who are looking to break down the complexities of networking systems into manageable parts. I particularly liked how this course doesnโt just offer theoretical knowledge but also equips you with practical skills. During my evaluation, I found that itโs a great way to prepare for real-world networking challenges, especially when dealing with servers and storage systems. Network administrators often benefit from applying what they learn in this course to enhance security and streamline the management of servers and storage systems across large networks.
Although it is a beginner-level course, it has been taken by many students who want to learn networks and are also considering their options with computer networks. During this network learning course, you will be introduced to various basic topics like mesh, bus, ring, star topologies, client-server and P2P connections, differences between the Internet, Intranet, and Extranet, traits of the TCP/IP protocol suite, etc. After completing this network course, you will receive 3 Continuing Professional Education (CPE). You also get a 1 – Month Free Trial on Skillshare to take advantage of learning networking.
What will You Learn?
- Introduction: This course provides an overview of the essential elements of computer networking, offering key insights into various network types and concepts.
- A Networkโs Purpose in Life: The main purpose of a network is to allow devices to communicate with each other, sharing data, resources, and services, which is essential for business operations.
- Network Addresses: A network address is a unique identifier assigned to devices on a network, helping to route data effectively between various systems across the internet.
- Pieces and Parts of a Network: A network consists of several components such as routers, switches, cables, and servers, which work together to maintain seamless data flow and ensure proper functionality.
- Network Services: Network services refer to the services provided by a network infrastructure, including DNS, DHCP, and VPNs, which help in managing data flow and ensuring security.
- Wireless Networks: Wireless networks, or Wi-Fi networks, are a great way to connect devices without physical cables, providing flexibility and mobility for users in various environments.
- Emerging Trends in Networking: Emerging trends in networking, such as 5G and IoT, allow businesses to stay ahead of the curve, improving connectivity and enabling new opportunities in technology.
Pricing:
Free to Enroll
How to Enroll in the Computer Network Essentials: Servers, Network Datacenters, and Storage Course on Skillshare?
- Step 1) Visit the course page for “Computer Network Essentials: Servers, Network Datacenters, and Storage.”
- Step 2) Tap the โSign Upโ or โJoin Skillshareโ button on the course page. If you donโt already have an account, you’ll need to create one by entering your email and creating a password.
- Step 3) If you already have an account, simply log in with your credentials.
- Step 4) Start the course by tapping on the โStart Learningโ button and dive into the course content.
5) Introduction to networking for complete beginners (Udemy)
Specs: Rating: 4.6 | Duration: 1hr 40min of on-demand video | Price/Fee: Free | Certification: Yes | Level: Beginner | Prerequisites: Basic knowledge of Microsoft Windows XP/7/8.
When I first tested Introduction to Networking for Complete Beginners, I found that it made learning networking easy and fun. The course’s focus on foundational concepts makes it a great option for those new to the topic. I particularly liked how the course breaks down complex ideas into manageable chunks. If you’re aiming to learn the essential building blocks of networking, this course is an excellent place to start. Aspiring network administrators often complete this fundamental level course to strengthen their networking knowledge, helping them excel in job interviews and in their roles.
This computer networking course offers engaging online video content with an easy signup process for quick access. Benefit from direct message support from the instructor, ensuring personalized guidance throughout your learning journey. Perfect for those looking for a hassle-free and interactive way to enhance their networking knowledge.
What will You Learn?
- Identify network devices: You will learn how to recognize key network devices and their functions within a network, which is essential for effective troubleshooting. I learned that identifying these devices early helps in maintaining smooth network operations.
- Describe the roles of a security system: This topic emphasizes the importance of security systems in preventing unauthorized access and ensuring the safety of network data. It is helpful to understand the different security measures to consider when securing a network.
- Understand Cisco certificates: You will gain insight into the various Cisco certifications and how they serve as a benchmark for network professionals. I found Cisco certifications to be one of the most effective solutions in enhancing career opportunities in networking.
- Use ipconfig, ping, and traceroute commands: Mastering these commands helps diagnose and resolve common network issues, ensuring that your network runs smoothly. I realized that these basic tools were a great way to troubleshoot and fix connectivity problems quickly.
- Check basic network connectivity: This skill teaches you how to check if devices are properly connected to a network, ensuring that all parts of the network are functioning. I found that verifying connectivity regularly helps in preventing potential issues.
Pricing:
Free to Enroll
How to Enroll in the Introduction to networking for complete beginners?
- Step 1) Head over to the course page on Udemy: Introduction to Networking for Complete Beginners.
- Step 2) Click on the โBuy Nowโ or โAdd to Cartโ button to proceed with purchasing the course.
- Step 3) Create or log into your Udemy account using your email or social login.
- Step 4) Once enrolled, start learning by accessing the course content directly from your Udemy dashboard.
6) Introduction to Computer Networks for Non-Techies (Udemy)
Specs: Rating: 4.6 | Duration: 18 hours on-demand video | Price/Fee: $29.99 | Certification: Yes | Level: Beginner | Prerequisites: A basic understanding of computers.
During my review of Introduction to Computer Networks for Non-Techies, I noticed that the course offers a perfect balance between depth and simplicity. It offers an essential understanding of networking concepts for beginners, which makes it a great entry-level option for those new to the field. As I evaluated this networking course, I was impressed by the clarity and focus on real-world applications, which makes it particularly helpful for anyone looking to gain a basic yet comprehensive understanding of computer networks. Professionals in various fields, such as project management, find this course helpful as it provides a clear understanding of how networks function, improving their ability to collaborate with IT teams effectively.
This computer networking course provides 173 downloadable resources and full lifetime access to valuable materials. It includes two comprehensive business case studies, offering real-world applications of networking principles. With mobile and TV access, you can learn anytime, anywhere, making it a flexible and practical option for aspiring professionals.
What will You Learn?
- How Computer Networks Work: Learn how computer networks communicate, transfer data, and function through various protocols to allow devices to interact efficiently.
- Learn about the Inner Workings of a Computer Network: I found that understanding the intricate system of networking protocols, devices, and services is essential for effective network design and management.
- Benefits of Computer Networks: Computer networks provide efficient communication, data sharing, and resource management, improving overall business productivity and connectivity globally.
- How to Effectively Plan and Design a Computer Network: A well-planned computer network helps avoid bottlenecks, reduces downtime, and ensures efficient resource allocation across multiple devices.
- Understanding Network Security in Computer Networks: Learn how computer networks ensure the protection of data and resources through encryption, firewalls, and other security measures to prevent unauthorized access and data breaches.
- Troubleshooting Common Network Issues: Discover strategies for diagnosing and resolving network problems like connectivity issues, slow performance, or hardware failures to maintain a smooth-running network.
Pricing:
$5.76 for a course
How to Enroll in the Introduction to Computer Networks for Non-Techies?
- Step 1) Head over to the “Introduction to Computer Networks for Non-Techies” course page on Udemy here.
- Step 2) Click on the โEnroll Nowโ button. If you donโt already have an account, you will need to sign up using your email or log in if you already have one.
- Step 3) Once enrolled, you can access the course and start your learning experience right away.
7) Computer Networks from Scratch (Skillshare)
Specs: Duration: 3 hours 28 minutes | Price/Fee: Free Trial Based | Certification: No | Level: Beginner | Prerequisites: Basic knowledge of computer networking concepts.
Computer Networks from Scratch is a great resource if you’re looking to understand networking concepts without feeling overwhelmed. I went through different modules of the course and found that the lessons are clear, engaging, and easy to follow. It helps you connect the dots between theory and practice, which is essential for grasping networking fundamentals. In fact, I recommend this course for anyone looking for a great introduction to computer networks. It helped me better understand key networking concepts and Iโm confident it will do the same for you. These days, IT professionals are using the Computer Networks from Scratch course to strengthen their knowledge of networking concepts, enabling them to troubleshoot network issues more effectively and design efficient network infrastructures.
Computer networks form the backbone of modern communication, enabling seamless data exchange across the world. Whether youโre an aspiring IT professional or a tech enthusiast, understanding networking fundamentals is crucial. Taught by experienced instructors with real-world expertise, this beginner-friendly computer networking course requires no deep technical background. Learn online at your own pace, from any device. It enhances your IT and networking skills, supporting career growth. Upon completion, you’ll earn a certification to boost your professional qualifications.
What will You Learn?
- Fundamentals of computer networks: Understanding the essential concepts of computer networks helps you build a strong foundation for network-related projects and careers. By grasping these core ideas, you will be prepared to design, analyze, and troubleshoot networks.
- Network topologies and their impact on performance: You will explore the various network topologies and how they affect data flow, latency, and overall performance, ensuring you choose the best setup for specific network needs.
- Understanding all seven layers in detail: I found it helpful to delve deeply into the OSI model, which divides the networking process into seven distinct layers, each performing critical tasks for efficient communication.
- Networking devices and their roles in infrastructure: These devices, such as routers, switches, and firewalls, are essential to building and maintaining a robust network infrastructure. They help route data, manage security, and ensure effective data transmission.
- Overview of key network protocols: You will learn how essential protocols like IP, TCP, and UDP enable communication across networks, ensuring data is transmitted efficiently and securely from source to destination.
- Addressing schemes and data transmission methods: It is essential to understand addressing schemes like IP addresses and how data is transmitted across networks using various methods to ensure effective and accurate communication.
- Real-world applications of networking concepts: You will explore how networking concepts are applied in various industries, helping you understand the practical applications and importance of computer networks in the real world.
Pricing:
Free to Enroll
How to Enroll in the “Computer Networks from Scratch” Course?
- Step 1) Head over to the “Computer Networks from Scratch” course page on Skillshare here.
- Step 2) Sign up for an account or log in using your email or other options provided.
- Step 3) Once enrolled, you can start the course and begin your learning experience.
8) Learn Fundamentals of Networking & Network Troubleshooting (Udemy)
Specs: Duration: 1 hours 455 minutes | Price/Fee: $11.99 | Certification: Yes | Level: Intermediate | Prerequisites: Basic knowledge of computer networking concepts.
Learn Fundamentals of Networking & Network Troubleshooting (Udemy) is a great choice for anyone who wants to understand networking from the ground up. I could access a structured curriculum thatโs both engaging and informative. As per my research, the course is especially helpful to those preparing for networking exams. It offers step-by-step guidance that allowed me to grasp difficult concepts with ease. It’s a test prep course that focuses on the essentials without overwhelming you. Many tech companies encourage employees to take this course to improve their troubleshooting skills, which boosts team performance and efficiency when dealing with network-related issues.
Unlike other Cisco exam courses, this video-based network training helps you see concepts in action and follow them according to your suitable learning time, whether you are taking the CCNA test for the first time or relearning key topics for recertification. This computer networking course offers engaging online video content, providing a comprehensive learning experience. Enjoy full lifetime access, and the flexibility to study on mobile and TV. Upon completion, you’ll receive a certificate to showcase your achievement, making it a valuable investment in your networking knowledge and career.
What will You Learn?
- Internetworking: Internetworking involves connecting multiple networks, and I learned how it helps facilitate communication between them through various protocols and devices.
- Ethernet: Ethernet is a widely-used networking technology that I found essential for connecting devices within a local area network (LAN), ensuring fast and reliable communication.
- Configure a Router: Configuring a router is crucial for directing data traffic efficiently, and I learned how to set it up with specific IP addressing, security settings, and routing protocols.
- Easy Subnetting: I discovered that subnetting simplifies network management by dividing large networks into smaller, more manageable segments for improved performance and security.
- Establish LAN & WLAN: Establishing a LAN (Local Area Network) and WLAN (Wireless Local Area Network) allows for seamless communication between devices, enhancing the speed and accessibility of shared resources.
- Commands used in Networking: I learned various networking commands that are helpful for managing network operations, diagnosing issues, and performing configuration tasks on routers and switches.
Pricing:
$5.76 for a course
How to Enroll in the “Learn the Fundamentals of Networking” Course?
- Step 1) Head over to the “Learn the Fundamentals of Networking” course page on Udemy here.
- Step 2) Click on the โEnroll Nowโ button. If you do not have an account on Udemy, you will need to sign up using your email or log in if you already have one.
- Step 3) Once enrolled, you can start the course and begin your learning experience with the networking fundamentals content.
9) Fundamentals of Computer Network Security Specialization (Coursera)
Specs: Rating: 3.9 | Duration: Approx. 4 Months | Price/Fee: Free | Certification: Yes | Level: Intermediate | Prerequisites: Knowledge of any high-level programming language, basic Unix system commands, etc.
I went through different modules in the Fundamentals of Computer Network Security Specialization (Coursera), and I was particularly impressed with how this course lays a strong foundation for anyone interested in securing computer networks. This specialization course focuses on practical security techniques such as encryption and firewalls, which are essential in todayโs networked world. I particularly appreciate how the course offers clear insights into network vulnerabilities and how to protect against them, making it one of the best courses available for cybersecurity learners. Many businesses rely on this specialization course to train their IT teams in network security fundamentals. It helps them build more resilient systems capable of defending against potential cyber threats.
This course covers topics like Design and Analyze Secure Networked Systems, Cryptography, Crypto API, Hacking and Patching Web Apps, Perform Penetration Testing, and Secure Networked Systems with Firewall and IDS. This online course helps you prepare and perform tasks as Cyber Security Network Engineer, IT Security Analyst, and Cyber Security Analyst.ย
This computer networking course offers a self-paced learning option, allowing you to study at your convenience. It includes course videos, readings, practice quizzes, and graded assignments with peer feedback. Programming assignments enhance your hands-on skills, ensuring a well-rounded learning experience that prepares you for real-world networking challenges.
What will You Learn?
- Cybersecurity Concepts and Security Principles: I learned how to understand essential cybersecurity concepts and principles, which help protect networks and systems from cyber threats effectively.
- Learn How to Protect Your Data: You will learn the best ways to protect your data through encryption, secure practices, and defensive strategies against unauthorized access.
- Access and Verify Source of Trust: I realized that verifying the source of trust is critical to ensuring that your communication channels and data exchanges are secure and reliable.
- Using GPG to Sign/Verify Software: I found it helpful to use GPG for signing and verifying software to ensure its authenticity and prevent tampering or malicious alterations.
- Authentication and Authorization Mechanisms: I learned the difference between authentication and authorization, which is essential in controlling access to systems and data, ensuring that only authorized users can access sensitive information.
- Firewalls and Intrusion Detection Systems: I gained knowledge about using firewalls and intrusion detection systems (IDS) to monitor and defend against unauthorized access, ensuring the security and integrity of networks and devices.
Pricing:
Free to Enroll
How to Enroll in the Fundamentals of Computer Network Security Specialization?
- Step 1) Visit the Fundamentals of Computer Network Security Specialization page on Coursera.
- Step 2) Click the โEnroll for Freeโ button and sign up for an account using your email. If you already have an account, just log in.
- Step 3) Once you’re signed in, choose your learning plan (whether you want to pay for a certificate or take the course for free without receiving certification).
- Step 4) Dive into the course and start your journey to mastering computer network security. The specialization includes various applied learning projects where youโll practice real-world skills like using encryption tools, securing web apps, penetration testing, and more.
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