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Master Computer Networks from fundamentals to advanced protocols. This comprehensive path covers the OSI model, TCP/IP, routing, switching, network security, and modern networking with 46 chapters and 1200+ pages.
The curriculum and complete lessons are free with an account. Optional practice resources and Ono usage follow your plan’s allowances.
This comprehensive learning path takes you from networking fundamentals to advanced protocols, preparing you for network engineering and interviews.
What you'll learn: • Network fundamentals and history • OSI and TCP/IP models • Physical and data link layers • Ethernet and switching • IP addressing and subnetting • Routing protocols (RIP, OSPF, BGP) • Transport layer (TCP, UDP) • Application layer protocols • Network security • Wireless and mobile networks • Modern networking (SDN, cloud)
Each topic includes detailed explanations with practical examples.
Network Fundamentals
The Internet: Architecture, Evolution, and Governance
Protocols and Standards: The Language of Networks
Network Performance Metrics and Analysis
Network Hardware: Physical Components of Networked Systems
Network Software
Layered Architecture in Computer Networks
OSI Model - Overview
OSI Model Upper Layers: Session, Presentation, and Application
The TCP/IP Model: The Internet's Architectural Blueprint
OSI Model vs TCP/IP Model
Encapsulation: How Data Travels Through Network Layers
Guided Media Overview: Foundations of Wired Communication
Twisted Pair Cable: The Backbone of Modern Networking
Coaxial Cable: Structure, Transmission, and Applications
Fiber Optic Cable
Unguided Transmission Media
Transmission Modes: How Data Flows Through Networks
Multiplexing Overview: Sharing Communication Channels
Frequency Division Multiplexing (FDM)
Time Division Multiplexing (TDM)
Wavelength Division Multiplexing
Circuit Switching: Dedicated Pathways for Communication
Packet Switching: Shared Resource Data Networks
Multiple Access Overview
ALOHA Protocols
Carrier Sense Multiple Access (CSMA) Protocols
CSMA/CD: Carrier Sense Multiple Access with Collision Detection
Controlled Access: Coordinated Medium Access Control
Channelization: Structured Channel Sharing
Ethernet Evolution: From ALOHA to 100 Gbps
MAC Addressing: The Physical Network Identity
Ethernet Frame Format: The Complete Structure
Collision Detection in Ethernet
Exponential Backoff in Ethernet
Token Ring Networks and IEEE 802.5
Network Devices: Repeaters, Hubs, Bridges, Switches, and Routers
Collision and Broadcast Domains
Learning Bridges: Intelligent LAN Interconnection
Spanning Tree Protocol (STP): Loop-Free Bridged Networks
Virtual LANs (VLANs)
Switches vs Routers: Layer 2 and Layer 3 Device Comparison
Understanding the User Datagram Protocol
UDP Header Format: Anatomy of Connectionless Transport
UDP Checksum
UDP Applications: Protocols That Leverage Lightweight Transport
UDP vs TCP: Understanding Protocol Trade-offs
UDP-based Protocols
Email Architecture: The Foundation of Electronic Messaging
Simple Mail Transfer Protocol (SMTP)
Post Office Protocol Version 3 (POP3)
IMAP - Internet Message Access Protocol
MIME: Multipurpose Internet Mail Extensions
Email Security: Protecting Electronic Communication
SDN Concepts
OpenFlow: The Standard Southbound Interface for SDN
SDN Controllers: The Brain of Software-Defined Networks
Network Function Virtualization (NFV)
Software-Defined Networking Applications
SDN in Practice: Real-World Deployments
Complete this path to earn a personalised certificate. You choose whether to make it public.