Telecom Training

Lesson 1 • Network Topologies and Architectures

Explains star, mesh, ring, and hybrid topologies and their trade-offs. Connects topology choice to reliability, cost, and scalability outcomes.

Lesson 2 • Transmission Media and Physical Layer

Covers copper, fiber optic, and wireless transmission media and their physical properties. Grounds students in how signals travel before addressing higher-layer protocols.

Lesson 3 • Regulatory and Standards Framework

Introduces spectrum licensing, interconnection rules, and international standards bodies. Prepares students to operate within compliance boundaries throughout the course.

Lesson 4 • Core Telecom Concepts and Terminology

Defines bandwidth, latency, throughput, and signal modulation. Establishes shared vocabulary used throughout the entire course.

Lesson 1 • Circuit Switching vs. Packet Switching

Contrasts dedicated circuit paths with statistical multiplexing in packet networks. Explains why modern telecom migrated from circuit to packet switching.

Lesson 2 • Signaling Protocols in Telecom

Examines SS7, SIP, and Diameter as control-plane signaling systems. Connects signaling to call setup, mobility management, and service delivery.

Lesson 3 • Routing Protocols and Traffic Engineering

Covers OSPF, BGP, and MPLS-based traffic engineering principles. Students learn how carriers control path selection and optimize network utilization.

Lesson 4 • OSI and TCP/IP Reference Models

Maps the seven OSI layers and the TCP/IP stack to real telecom functions. Provides the analytical framework used in every subsequent protocol discussion.

Lesson 1 • Fiber Optic Transmission Principles

Explains total internal reflection, single-mode vs. multimode fiber, and dispersion effects. Grounds students in the physics that determine fiber performance limits.

Lesson 2 • Packet-Optical Transport Integration

Addresses converged packet-optical platforms and segment routing over optical layers. Prepares students for modern carrier transport network design.

Lesson 3 • Dense Wavelength Division Multiplexing

Teaches DWDM channel plans, optical amplification, and ROADMs for flexible wavelength routing. Connects DWDM to massive capacity scaling in backbone networks.

Lesson 4 • Optical Transport Network Standards

Explains OTN framing, forward error correction, and client signal mapping. Shows how OTN provides a unified wrapper for Ethernet, SDH, and other payloads.

Lesson 1 • 2G and 3G Technologies

Covers GSM, GPRS, EDGE, UMTS, and HSPA air interfaces and their data capabilities. Provides legacy context essential for understanding migration to LTE.

Lesson 2 • Cellular Network Architecture

Describes base stations, controllers, and core network elements across cellular generations. Establishes the structural model that later sections build upon.

Lesson 3 • 5G New Radio and Core Network

Details 5G NR air interface, massive MIMO, and the service-based 5G core. Students understand how 5G enables eMBB, URLLC, and mMTC use cases.

Lesson 4 • Wi-Fi Standards and Enterprise Wireless

Reviews IEEE 802.11 generations, MIMO, and enterprise WLAN design principles. Prepares students to integrate Wi-Fi with cellular offload strategies.

Lesson 1 • Codecs and Voice Quality Metrics

Compares G.711, G.729, Opus, and other codecs on bandwidth, quality, and complexity. Teaches MOS scoring and perceptual quality measurement methods.

Lesson 2 • QoS for Real-Time Communications

Covers DSCP marking, traffic shaping, and priority queuing for voice and video. Connects QoS configuration to measurable improvements in call quality.

Lesson 3 • SIP Protocol Deep Dive

Analyzes SIP request and response messages, dialog establishment, and registration flows. Enables students to read SIP traces and diagnose call failures.

Lesson 4 • Unified Communications Platforms

Examines presence, instant messaging, video conferencing, and contact center integration. Shows how UC platforms unify voice, video, and messaging into a single workflow.

Lesson 1 • Network Access Control and Segmentation

Addresses VLAN segmentation, 802.1X port authentication, and zero-trust principles in telecom. Limits lateral movement by isolating management, signaling, and user planes.

Lesson 2 • Telecom Threat Landscape

Catalogs SS7 attacks, SIP fraud, toll fraud, and DDoS threats targeting carrier networks. Establishes the adversary model that drives all subsequent security controls.

Lesson 3 • Incident Response for Telecom Networks

Defines detection, containment, eradication, and recovery steps for telecom security incidents. Integrates with broader organizational incident response frameworks.

Lesson 4 • Encryption and Authentication in Telecom

Covers TLS, SRTP, IPsec, and SIM-based authentication mechanisms. Connects cryptographic controls to confidentiality and integrity of telecom sessions.

Lesson 1 • OSS and BSS Fundamentals

Distinguishes operational support systems from business support systems and their integration. Provides the organizational context for all network management activities.

Lesson 2 • SNMP, NETCONF, and Telemetry

Explains SNMP polling, NETCONF/YANG configuration management, and streaming telemetry. Prepares students to instrument networks for automated monitoring.

Lesson 3 • Fault and Performance Management

Covers alarm correlation, root-cause analysis, and KPI threshold management. Connects proactive monitoring to reduced mean time to repair.

Lesson 4 • Change and Configuration Management

Applies ITIL-aligned change control processes to telecom network modifications. Reduces outage risk through structured approval, testing, and rollback procedures.

Lesson 1 • Network Function Virtualization

Covers ETSI NFV architecture, VNF lifecycle management, and MANO frameworks. Connects virtualization to cost reduction and service agility in carrier networks.

Lesson 2 • Network Slicing and Service Orchestration

Explains end-to-end network slicing across RAN, transport, and core domains. Shows how orchestration systems instantiate and manage slices for diverse service requirements.

Lesson 3 • Cloud-Native Network Functions

Introduces containerized network functions, Kubernetes orchestration, and microservices design. Prepares students for 5G core and open-source telecom deployments.

Lesson 4 • Open RAN and Disaggregated Architectures

Covers O-RAN Alliance specifications, RIC, and disaggregated RAN components. Evaluates vendor-neutral RAN as a strategic alternative to proprietary base stations.