Networking Essentials

Cisco 70 hours English ( 10+ Languages) Free course Digital Badge 4.5 (50+ reviews)

Free course

Course Description

In this free 70-hour self-paced course from Cisco Networking Academy, you'll learn how networks operate, including concepts like network protocols, IP addressing, and Ethernet. You'll also learn how to configure a router, troubleshoot common network issues, and build a home network.

You'll do this by completing practical labs, engaging with interactive activities, and practicing with Cisco's network simulation tool, Packet Tracer. By the end, you'll have the foundational knowledge to pursue further networking studies and be prepared for the Cisco Certified Support Technician (CCST) Networking certification and the first two courses of the CCNA curriculum.

The course includes 22 modules with 27 labs and 27 Packet Tracer activities. No prior experience is required, and upon completion you'll receive an official Cisco digital badge.

Course Provider

Provider: Cisco Networking Academy, a global leader in IT and networking education.

Platform: Cisco NetAcad online platform – fully online, self-paced.

Certification Alignment: This course aligns with the Cisco Certified Support Technician (CCST) Networking certification and prepares you for the first two courses of the CCNA curriculum: "Introduction to Networks" and "Switching, Routing, and Wireless Essentials".

Course Syllabus (22 Modules)

Module 1: Communications in a Connected World – How we communicate and basic network components.

Module 2: Online Connections – Connecting to the internet, ISPs, and network types.

Module 3: Explore Networks with Packet Tracer – Introduction to Cisco's network simulation tool.

Module 4: Build a Simple Network – Setting up a small network and verifying connectivity.

Module 5: Communication Principles – Protocols, standards, and the OSI and TCP/IP models.

Module 6: Network Design and the Access Layer – Design fundamentals and Ethernet switching.

Module 7: Routing Between Networks – How routers move data between networks.

Module 8: The Internet Protocol – IPv4 addressing, subnetting basics, and IPv6 introduction.

Module 9: Dynamic Addressing with DHCP – How devices get IP addresses automatically.

Module 10: IPv4 and IPv6 Address Management – NAT, SLAAC, and address planning.

Module 11: Transport Layer Services – TCP and UDP in detail.

Module 12: Application Layer Services – How common applications (web, email, DNS) use networks.

Module 13: Build a Home Network – Planning and setting up a secure home network.

Module 14: Connect to the Internet – Configuring a small network for internet access.

Module 15: Security Considerations – Threats, vulnerabilities, and basic security practices.

Module 16: Configure Network and Device Security – Securing devices and implementing access control.

Module 17: Cisco Switches and Routers – Basic configuration of Cisco devices.

Module 18: Troubleshoot Common Network Problems – Methodologies and tools for troubleshooting.

Module 19: Integrate Devices into the Network – Adding various devices to a network.

Module 20: Network Automation – Introduction to automation, SDN, and controllers.

Module 21: Cloud and Virtualization – Concepts of cloud computing and virtualization in networking.

Module 22: Networking Careers – Exploring career paths in networking.

Learning Objectives

Build and troubleshoot small to medium-sized networks.
Configure basic settings on routers and switches using Cisco IOS.
Understand IP addressing, subnetting, and network protocols.
Explain how data moves through a network using the OSI and TCP/IP models.
Implement basic network security measures.
Use Packet Tracer to simulate and design networks.
Prepare for the Cisco CCST Networking certification and CCNA courses.

Course Prerequisites

Technical: None. This course is designed for learners with no prior networking knowledge.

Language: The course is available in over 10 languages, including English.

User Reviews

★★★★★ Patrick Muryobwendo

"I have learned a lot about networking essentials, and this knowledge is very essential in my career development."

★★★★★ karthik S

"A very knowledgeable course for those who are new to networking and want to start their career in cybersecurity."

★★★★★ Jensen Cacayuran

"Networking Essentials provides an excellent journey of knowledge about networking fundamentals."

Based on ratings from the Cisco NetAcad platform.

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💡 Final Thoughts

This comprehensive, free Cisco course is the definitive starting point for anyone serious about learning networking. It's substantial (70 hours) but incredibly thorough, with 27 hands-on labs and Packet Tracer activities that build real skills. It's the perfect foundation for CCNA certification or a career in IT and cybersecurity. The Cisco digital badge is a valuable credential to showcase your achievement.

Networking Essentials (Cisco) – FAQ

Is this course really free?

Yes, Cisco Networking Academy offers this course completely free of charge. You only need to create a free account on the NetAcad platform to access all materials, labs, and the final exam.

Do I need any prior experience?

No prior networking experience is required. This course is designed for beginners and starts with the absolute basics before moving into more advanced topics.

How long does the course take?

The course is self-paced and takes approximately 70 hours to complete. It consists of 22 modules, each with readings, videos, and interactive activities.

Will I receive a certificate or badge?

Yes, upon passing the final exam with a score of 70% or higher, you will receive an official Cisco digital badge that you can share on LinkedIn and other platforms. A course completion certificate is also available.

What is Packet Tracer?

Packet Tracer is a powerful network simulation tool from Cisco. This course includes 27 Packet Tracer activities where you build and configure virtual networks, giving you hands-on practice without needing physical equipment.

Does this course prepare me for a certification?

Yes. This course aligns with the Cisco Certified Support Technician (CCST) Networking certification. It also prepares you for the first two courses of the CCNA curriculum: "Introduction to Networks" and "Switching, Routing, and Wireless Essentials".