Free Udemy Course 2025: Computer Networking Fundamentals - IT Network Essentials

Master the essential concepts of IT networking fundamentals with this comprehensive course designed for both beginners and IT professionals looking to strengthen their computer network foundation. Whether you're new to networking or seeking to advance your technical skills, this course provides practical, hands-on knowledge that you can immediately apply in real-world scenarios.What You'll LearnCore Networking ConceptsUnderstand networking fundamentals and hardware components including routers, switches, access points, and modems.Gain insight into the OSI and TCP/IP models to understand how data flows through networks.Learn about Cisco's Three-Layer Hierarchical Model for enterprise network design.Distinguish between Peer-to-Peer and Client/Server network architectures.Understand the differences between LANs and WANs and their usage scenarios.Essential Network ServicesGain knowledge about DNS (Domain Name System) and DHCP (Dynamic Host Configuration Protocol).Implement IP addressing fundamentals including IPv4 vs IPv6.Set static IP addresses using both GUI and command line methods.Understand network ports and protocols for secure communications.Hardware and InfrastructureLearn about network hardware such as network adapters, wireless access points, routers and switches.Gain knowledge about network security with firewalls, VPNs, and IDS/IPS systems for comprehensive protection.Work with various cable types including Ethernet, fiber optic, and coaxial cables.Use network cable tools for installation and troubleshooting.Wireless NetworkingSet up and secure Wi-Fi networks with proper frequency and standards knowledge.Manage wireless connections and passwords in Windows.Share Wi-Fi access without revealing passwords.Troubleshoot wireless connectivity issues.Windows 11 Networking AdministrationConfigure NTFS and share permissions for secure file access.Set up shared folders and network drives for collaboration.Share printers across networks.Use PowerShell and command line tools for network management.Connect to administrative shares on Windows 11 networked computers.Advanced TopicsUnderstand virtualization concepts for system and enterprise environments.Explore cloud storage and computing services for businesses.Implement network troubleshooting strategies.Perform network resets and adapter management.Who This Course Is ForIT beginners looking to enter the networking field.System administrators wanting to strengthen their networking knowledge.Small business owners managing their own networks.Students preparing for networking certifications.Anyone who wants to understand how computer networks function.Course FeaturesOver 50 comprehensive video lectures with real-world examples.Downloadable PDF resources and reference materials.Hands-on demonstrations using Windows networking tools.Command line examples and PowerShell scripts.Practical exercises you can perform on your own network.Preview lectures available to sample the content.What Makes This Course DifferentThis course bridges the gap between theory and practice by combining fundamental IT networking concepts with real Windows administration tasks. You'll not only learn how computer networks work but also gain practical network security skills in configuring, managing, and troubleshooting Windows-based networks in home and business environments.Skills You'll GainBy the end of this course, you'll be able to:Design and implement basic network infrastructures.Troubleshoot common networking problems.Secure networks using industry-standard practices.Manage Windows networking features and services.Configure wireless networks for optimal performance.Use command line tools for network administration.Understand cloud and virtualization technologies.Start building your networking expertise today and gain the confidence to handle real-world networking challenges in any environment.