Introduction
Introduction
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1. Evolution of Mobile Networks and 5G Fundamentals
Journey of mobile networks: From 2G to emerging 6G
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Global telecom standards: 3GPP, ITU, and ETSI explained
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Foundations of 5G technology
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Exploring 5G service pillars: eMBB, URLLC, and mMTC
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2. Telecom Network Architecture Overview
Big picture: High-level telecom network architecture
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Radio access network (RAN) essentials
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Transport network fundamentals
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Core network: Concepts and components
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3. Pre-5G Network Evolution
Understanding 2G (GSM/GPRS) network architecture
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Inside 3G (UMTS) network architecture
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IMS: IP Multimedia Subsystem deep dive
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3GPP releases 6–8: Evolution towards LTE
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4G LTE network architecture breakdown
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Advancements in 4G: LTE-Advanced and 4.5G
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Transition to 5G: Key enhancements from LTE to 5G
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4. 5G Network Architecture
Overview of 5G core (5GC) reference architecture
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Service-based architecture (SBA) explained
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Lab: Inside a 5G lab architecture
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AMF overview: Access and Mobility Management Function
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Lab: AMF instantiation in a real network
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AMF organizational hierarchy and structure
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SMF explained: Session Management Function
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Lab: SMF instantiation in a real network
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UPF overview: User Plane Function
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Lab: UPF instantiation in a real network
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PCF overview: Policy Control Function
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Lab: PCF instantiation in a real network
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UDM overview: Unified Data Management
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Lab: UDM instantiation in a real network
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NWDAF: Network Data Analytics Function explained
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NSSF: Network Slice Selection Function
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NRF: Network Repository Function
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Lab: NRF instantiation and behavior
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Understanding HTTP/2 protocol in 5G
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OAuth 2.0: Authentication framework overview
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PKI and mutual TLS: Lab-based demonstration
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Protocol stack of the 5G core network
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5. 5G Call Flows, Procedures, and Simulations
Initial access and registration in 5G networks
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Live simulation: gNB registration with the 5G core
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Step-by-step 5G call setup flow
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Critical procedures during call setup
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UE profile in UDM: Authentication parameters explained
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RRC protocol: Key functions
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RRC state model explained
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UE state transition mechanics
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Understanding RRC idle and connected modes
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Breakdown of 5G registration messages
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Context setup types in 5G
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Initial context setup signaling flow
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Establishing a PDU session in 5G
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NG-AP and PDU session simulation
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QoS architecture in 5G
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Managing PDU sessions and QoS flows
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QoS simulation: Default vs dedicated 5QI
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DRBs: Understanding Data Radio Bearers
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6. Network Slicing and Simulations
Fundamentals of network slicing in 5G
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Understanding network slice identifiers (NSSAI)
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Ensuring continuous services using slicing
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Slice selection process during registration
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AMF selection logic based on slicing
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How RAN configures network slices
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URSP: UE Route Selection Policy explained
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7. Identities: Network and User
Overview of 5G network identities
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Understanding IMSI: The classic user identity
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GUTI explained: Temporary UE identity
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SUPI and SUCI: 5G user identities and privacy
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8. Cloud-Native Foundations for 5G
Introduction to cloud computing concepts
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Key characteristics of cloud computing
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Service models explained: IaaS, PaaS, and SaaS
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How the 5G network leverages cloud infrastructure
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Deployment models: Public, private, and hybrid cloud
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Virtualization and containers: Underlying technologies
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Docker basics: Containerizing applications
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End-to-end container workflow: Build → push → deploy → run → monitor
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Kubernetes essentials: Orchestrating containers
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Kubernetes cluster architecture for 5G networks
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Serverless API architecture explained
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9. 5G and Cloud Integration
Why 5G and cloud technologies are interdependent
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NFV concepts: Transition from hardware to software
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Implementing NFV in 5G networks
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10. 5G Security and Privacy
Security lifecycle of a 5G UE: SUCI, UDM/UDR, and HSM/TPM
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Encryption and integrity: NIA/NEA in 5G security
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Securing roaming and interconnect: Role of SEPP
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Certificate automation in 5G: CMPv2 and ACME
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11. IMS and Voice over New Radio
5G voice services using EN-DC
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EPS fallback: Voice call handling
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Voice over New Radio (VoNR) overview
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IMS core architecture explained
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VoNR registration procedure
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VoNR call setup signaling flow
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Handling emergency calls over 5G
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QoS and GBR bearers required for VoNR
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Understanding VoNR coverage challenges
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Capacity planning considerations for VoNR
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