Bestseller Beginner

Networking Fundamentals

Build a strong networking foundation through 70% hands-on labs and practical exercises. Master TCP/IP protocols, subnetting, OSI model, routing and switching basics, and network troubleshooting. Configure routers, switches, and network services using Packet Tracer simulations and real equipment. Understand DNS, DHCP, VLANs, and wireless networking. Perfect for IT beginners launching network careers or preparing for CompTIA Network+ certification and advanced networking courses.

25 Hours
50 Lessons
4.8 Rating
5,200+ Enrolled

What You'll Learn

This beginner-friendly networking course focuses on practical skills you'll use daily. Build, configure, and troubleshoot networks from day one.

Key Skills You'll Master

TCP/IP Protocol Suite & OSI Model

Understand network communication layers, protocols (TCP, UDP, HTTP, DNS), and how data flows across networks.

IP Addressing & Subnetting

Master IPv4/IPv6 addressing, CIDR notation, subnet masks, and efficient IP address allocation for business networks.

Routing & Switching Basics

Configure routers and switches, understand routing tables, implement VLANs, and connect multiple network segments.

Network Services Configuration

Set up DHCP, DNS, NAT, and manage network infrastructure services essential for business operations.

Wireless Networking & Security

Deploy Wi-Fi networks, configure access points, implement WPA2/WPA3 encryption, and troubleshoot connectivity issues.

Network Troubleshooting Tools

Use ping, traceroute, ipconfig, Wireshark, and diagnostic commands to identify and resolve network problems.

Course Modules

Module 1: Network Fundamentals & OSI Model

6 Hours
  • OSI 7-layer model explained
  • TCP/IP protocol suite overview
  • Network topologies and architectures
  • LAN vs WAN concepts
  • Network devices: hubs, switches, routers
  • Lab: Build basic network diagram

Module 2: IP Addressing & Subnetting

8 Hours
  • IPv4 addressing structure
  • Subnet masks and CIDR notation
  • Subnetting calculations and practice
  • IPv6 addressing basics
  • Public vs private IP addresses
  • Lab: Subnet network for organization

Module 3: Switching & VLANs

7 Hours
  • Switch operation and MAC addresses
  • VLAN configuration and benefits
  • Trunk ports and 802.1Q tagging
  • Spanning Tree Protocol (STP)
  • Port security and management
  • Lab: Configure VLANs on switches

Module 4: Routing Fundamentals

8 Hours
  • Routing concepts and routing tables
  • Static routing configuration
  • Dynamic routing protocols (RIP, OSPF basics)
  • Default gateway and inter-VLAN routing
  • Route summarization
  • Lab: Configure router for multiple networks

Module 5: Network Services (DHCP, DNS, NAT)

6 Hours
  • DHCP server configuration and scopes
  • DNS hierarchy and resolution
  • NAT and PAT concepts
  • NTP for time synchronization
  • SNMP for network monitoring
  • Lab: Set up DHCP and DNS servers

Module 6: Wireless Networking

5 Hours
  • Wi-Fi standards (802.11a/b/g/n/ac/ax)
  • Wireless access point configuration
  • WPA2/WPA3 security implementation
  • SSID management and guest networks
  • Wireless troubleshooting tools
  • Lab: Deploy secure wireless network

Module 7: Network Security Basics

6 Hours
  • Firewall concepts and ACLs
  • Port security on switches
  • VPN fundamentals
  • Network segmentation best practices
  • Common network attacks and mitigation
  • Lab: Implement basic firewall rules

Module 8: Network Troubleshooting

6 Hours
  • Ping, traceroute, ipconfig/ifconfig
  • Wireshark packet analysis
  • Troubleshooting methodology
  • Common connectivity issues
  • Documentation and ticketing
  • Lab: Diagnose and fix network problems

Hands-On Labs & Projects

Lab 1: Network Diagram Design

Create professional network diagrams using industry-standard tools, plan IP addressing scheme, document network architecture.

Lab 2: IP Subnetting Practice

Subnet networks for enterprise environment, calculate host ranges, create VLSM addressing scheme, optimize IP allocation.

Lab 3: VLAN Configuration

Configure VLANs on Cisco switches, set up trunk ports, test inter-VLAN communication, implement port security.

Lab 4: Router Configuration

Configure Cisco router CLI, set up static routes, implement dynamic routing, connect multiple network segments.

Lab 5: DHCP & DNS Setup

Install and configure DHCP server, create IP scopes and reservations, set up DNS zones, test name resolution.

Lab 6: Wireless Network Deployment

Configure wireless access point, implement WPA3 encryption, create guest network, optimize Wi-Fi coverage.

Lab 7: Firewall & ACL Implementation

Configure basic firewall rules, implement access control lists, block unwanted traffic, secure network perimeter.

Project: Build Complete Enterprise Network

Design and implement full network infrastructure with routers, switches, VLANs, DHCP, DNS, wireless, and security.

Tools & Platforms Required

Cisco Packet Tracer
GNS3
Wireshark
PuTTY
Wi-Fi Analyzer
ipconfig/ifconfig
Nmap
Draw.io
Virtual Machines
Computer

Note: Cisco Packet Tracer and most tools are free. Virtual lab environment provided.

Who Should Enroll

Complete beginners starting IT networking careers
Help desk technicians expanding to network support roles
IT professionals seeking CompTIA Network+ preparation
Students pursuing networking certifications (CCNA, Network+)

Career Outcomes

Networking fundamentals open doors to essential IT roles including:

Network Technician

$45K - $65K avg. salary

Network Support Specialist

$50K - $70K avg. salary

Junior Network Administrator

$55K - $75K avg. salary

IT Infrastructure Specialist

$60K - $80K avg. salary

Ready to Build Professional Networks?

Join IT professionals mastering networking fundamentals and earning certifications