What will you in Introduction to Computer Networking – Beginner Crash Course
- Grasp core networking concepts, models, and terminology.
- Compare and contrast the OSI and TCP/IP models for network communication.
- Configure and manage IP addressing, subnets, and VLANs.
- Understand basic routing and switching principles and device roles.
- Explore wireless networking standards and security fundamentals.
- Diagnose and troubleshoot common network issues using practical tools.
Program Overview
Module 1: Introduction to Networking & Models
45 minutes
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Define networking fundamentals: nodes, media, and protocols.
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Compare the OSI vs. TCP/IP models and their layers.
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Explore real-world examples of network traffic flow.
Module 2: Ethernet, LANs & WANs
1 hour
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Understand Ethernet framing and MAC addressing.
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Configure LAN topologies: star, bus, and ring.
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Introduce WAN technologies: MPLS, VPN, and leased lines.
Module 3: IP Addressing & Subnetting
1 hour
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Learn IPv4 addressing structure and CIDR notation.
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Calculate subnet masks and network/host ranges.
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Intro to IPv6 addressing and transition mechanisms.
Module 4: Switching Fundamentals
1 hour
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Explain switch operation, CAM tables, and frame forwarding.
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Configure VLANs for network segmentation.
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Use trunking protocols (802.1Q) to carry multiple VLANs.
Module 5: Routing Basics
1 hour
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Distinguish static vs. dynamic routing.
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Explore routing tables and packet forwarding decisions.
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Overview of common protocols: RIP, OSPF, and EIGRP.
Module 6: Wireless Networking & Security
45 minutes
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Compare Wi-Fi standards (802.11a/b/g/n/ac/ax).
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Configure SSIDs, channels, and encryption methods (WPA2/WPA3).
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Understand authentication and access control for wireless.
Module 7: Network Security Essentials
45 minutes
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Identify common threats: DDoS, spoofing, and MITM attacks.
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Implement basic protections: firewalls, ACLs, and port security.
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Introduce VPNs and secure remote access technologies.
Module 8: Troubleshooting & Diagnostic Tools
1 hour
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Use tools like ping, traceroute, and nslookup for diagnostics.
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Analyze packet captures with basic Wireshark techniques.
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Develop a structured approach for identifying and resolving issues.
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Job Outlook
- High Demand Roles: Network Technician, Help Desk Specialist, IT Support Engineer.
- Salary Potential: ₹3–8 LPA in India; $50K–$75K annually in the U.S.
- Growth Areas: Enterprise networking, cloud connectivity, and network automation.
- Career Advancement: Foundation for certifications like CompTIA Network+, Cisco CCNA, and Juniper JNCIA.
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Last verified: March 12, 2026
