Telecommunication Course

Lesson 1 • Core Terminology and Concepts

Defines bandwidth, latency, frequency, and modulation as foundational vocabulary. Enables precise communication throughout the course.

Lesson 2 • Signal Types and Transmission Basics

Distinguishes analog from digital signals and explains encoding methods. Prepares students to analyze transmission quality and degradation.

Lesson 3 • Telecom System Architecture Overview

Maps the end-to-end structure of a telecom system from user device to core network. Provides a mental model for all subsequent technical chapters.

Lesson 1 • Physical Layer Standards and Interfaces

Reviews electrical and optical interface standards governing physical connections. Ensures students can interpret specifications and ensure interoperability.

Lesson 2 • Fibre Optic Transmission

Explains light propagation, fibre types, and connector standards for high-capacity links. Establishes fibre as the backbone of modern broadband networks.

Lesson 3 • Media Selection and Link Budgeting

Applies media knowledge to calculate link budgets and justify media choices. Bridges physical theory to practical network planning decisions.

Lesson 4 • Copper-Based Transmission Media

Covers twisted pair and coaxial cable properties, performance limits, and use cases. Connects physical characteristics to real deployment decisions.

Lesson 1 • TCP/IP Protocol Suite

Details IP addressing, TCP, UDP, and ICMP as the operational internet protocol stack. Connects OSI theory to the protocols running real telecom networks.

Lesson 2 • Quality of Service Mechanisms

Introduces traffic classification, queuing, and policing to prioritise telecom traffic. Directly supports voice, video, and data coexistence on shared networks.

Lesson 3 • OSI Reference Model Deep Dive

Breaks down all seven OSI layers with functions, data units, and examples. Provides the analytical framework used throughout protocol study.

Lesson 4 • Data Link and Access Protocols

Examines Ethernet, PPP, and MAC-layer protocols controlling shared medium access. Explains how devices share and arbitrate physical transmission resources.

Lesson 1 • Circuit Switching Principles

Explains dedicated path establishment, teardown, and PSTN architecture. Provides historical and technical context for modern packet network comparisons.

Lesson 2 • Frequency and Code Division Multiplexing

Covers FDM, OFDM, and CDMA as spectrum-sharing techniques for wireless and wired systems. Prepares students for cellular and broadband access design.

Lesson 3 • Traffic Engineering and Capacity Planning

Applies Erlang models and traffic matrices to size circuits and packet links. Translates theoretical switching knowledge into practical network dimensioning.

Lesson 4 • Packet Switching and Routing

Contrasts store-and-forward with cut-through switching and explains packet queuing. Establishes packet networks as the dominant modern telecom paradigm.

Lesson 1 • 2G and 3G Radio Access Technologies

Reviews GSM, GPRS, UMTS, and HSPA as evolutionary steps in mobile data capability. Contextualises legacy networks still supporting IoT and voice services.

Lesson 2 • Cellular Network Architecture

Describes cells, base stations, and core network elements supporting mobile subscribers. Establishes the structural foundation for all cellular technology generations.

Lesson 3 • 5G Architecture and Use Cases

Explains 5G NR, network slicing, and massive MIMO for eMBB, URLLC, and mMTC scenarios. Positions 5G as the platform for next-generation telecom services.

Lesson 4 • LTE and 4G Network Design

Details LTE air interface, EPC architecture, and MIMO antenna techniques. Provides the technical baseline for understanding 5G enhancements.

Lesson 1 • VoIP Fundamentals and Codecs

Explains digitisation, packetization, and codec trade-offs for voice quality and bandwidth. Establishes the technical basis for all VoIP system design decisions.

Lesson 2 • Unified Communications Integration

Integrates voice, video, messaging, and presence into a unified platform architecture. Demonstrates how UC platforms enhance enterprise productivity and collaboration.

Lesson 3 • IP PBX and Call Control Platforms

Reviews IP PBX architecture, dial plans, and feature sets for enterprise telephony. Prepares students to deploy and manage business communication systems.

Lesson 4 • SIP Signaling Protocol

Details SIP message structure, call flows, and registration for session establishment. Enables students to configure and debug SIP-based voice systems.

Lesson 1 • Broadband Network Management and SLAs

Applies monitoring, provisioning, and SLA enforcement to broadband access operations. Enables students to manage subscriber experience and meet service commitments.

Lesson 2 • DSL Technologies and Architectures

Covers ADSL, VDSL, and vectoring as copper-based broadband access solutions. Connects loop characteristics to achievable throughput and deployment range.

Lesson 3 • Fibre-to-the-Premises Technologies

Details GPON, XGS-PON, and active Ethernet architectures for fibre access networks. Establishes FTTP as the long-term broadband infrastructure standard.

Lesson 4 • Cable and HFC Network Design

Explains hybrid fibre-coax topology, DOCSIS standards, and upstream/downstream channel plans. Positions cable as a high-capacity broadband access platform.

Lesson 1 • Regulatory Compliance and Lawful Intercept

Addresses lawful intercept obligations, data retention requirements, and compliance frameworks. Prepares students to implement compliant telecom operations without legal exposure.

Lesson 2 • Firewalls, SBCs, and Access Control

Explains session border controllers, stateful firewalls, and ACLs as perimeter defences. Enables students to design layered access control for telecom environments.

Lesson 3 • Network Management Systems and FCAPS

Applies the FCAPS model to fault, configuration, accounting, performance, and security management. Structures operational management practices for carrier-grade networks.

Lesson 4 • Telecom Threat Landscape

Identifies signaling attacks, toll fraud, DDoS, and eavesdropping as primary telecom threats. Motivates security architecture decisions covered in subsequent sections.