Курс за обучение по IMT и 5G мрежи: Животен цикъл, архитектура, дизайн, внедряване и експлоатация

Introduction to IMT and the Evolution to 5G

• IMT-2020 vision and key requirements
• 3GPP releases and standardization timeline
• Evolution path from LTE to 5G
• 5G use cases: eMBB, URLLC, and mMTC
• Spectrum bands: low-band, mid-band, and high-band
• Key performance indicators for 5G networks

5G Architecture

• Non-standalone and standalone deployment architectures
• 5G Core service-based architecture
• gNB functional split into CU and DU
• RAN architecture options and deployment choices
• Control and user plane separation

RAN and Core Network Components

• gNB components: CU-CP, CU-UP, and DU
• Core functions: AMF, SMF, and UPF
• Data management: UDM and AUSF
• Policy and repository functions: PCF and NRF
• Network slice selection function: NSSF
• Key interfaces N1 through N15
• Protocol stacks across 5G interfaces

Transport Networks for 5G

• IP/MPLS transport architecture for 5G
• Fronthaul, midhaul, and backhaul design
• eCPRI and CPRI interface comparison
• Synchronization with IEEE 1588 PTP and SyncE
• QoS and traffic engineering in transport

Open RAN Introduction

• O-RAN Alliance architecture and principles
• RAN Intelligent Controller functions
• O-CU, O-DU, and O-RU disaggregation
• Open interfaces and multi-vendor interoperability
• Benefits and challenges of Open RAN adoption

Virtualization and Cloud Native Technologies

• NFV architecture and its role in 5G
• Containerization for network functions
• Kubernetes for telco workloads
• Cloud-native 5G Core deployment
• Edge computing concepts and patterns

Network Slicing

• Network slicing concepts and principles
• NSSAI and slice identification
• Slice types for different use cases
• Resource isolation across slices
• Slice lifecycle management
• SLA enforcement mechanisms

Multi-access Edge Computing (MEC)

• MEC architecture and key components
• ETSI MEC framework overview
• Edge deployment scenarios
• Low-latency application enablement
• Integration of MEC with 5G Core

5G Network Design and Planning

• Coverage planning and propagation models
• Capacity dimensioning for RAN and core
• RAN planning with link budget analysis
• Transport network dimensioning
• Core network sizing and site selection

Deployment Planning and Technology Integration

• Deployment strategies for 5G networks
• Migration pathways from LTE to 5G
• Integration with existing infrastructure
• Multi-vendor deployment considerations
• Testing and validation approaches

Network Operations and Observability

• NOC operations and workflows
• KPI monitoring and performance management
• Telemetry and streaming data collection
• Distributed tracing and logging
• Alarm correlation and event management

Incident and Fault Management

• Fault detection and isolation techniques
• Root cause analysis methods
• Automated remediation approaches
• Escalation procedures and workflows
• Mean time to repair optimization

Change Management and Operational Continuity

• Change control processes and governance
• Maintenance window planning
• Rollback strategies and risk mitigation
• Disaster recovery planning
• High availability design patterns
• Backup and restore procedures

Preventive and Corrective Maintenance

• Maintenance scheduling and planning
• Software upgrade procedures
• Hardware lifecycle management
• Proactive monitoring strategies
• Spare parts management

Spectrum Management

• Frequency bands for 5G deployment
• Spectrum licensing approaches
• Interference management techniques
• Dynamic spectrum sharing
• Regulatory coordination and compliance

Mobile Network Security and Security by Design

• 5G security architecture per 3GPP TS 33.501
• Authentication with 5G-AKA and EAP-AKA
• Encryption and integrity protection
• Network domain security
• Security Edge Protection Proxy
• Roaming security considerations
• Threat modeling in 5G networks
• Secure architecture principles
• Vulnerability assessment practices
• Security monitoring and incident response
• Zero-trust architecture in 5G

Operational Resilience and Compliance

• Resilience frameworks for telecom networks
• Business continuity planning
• Regulatory requirements overview
• Standards compliance and governance
• Audit readiness and preparation

Network Automation

• Automation frameworks for 5G networks
• Orchestration platforms and tools
• Zero-touch provisioning
• Intent-based networking concepts
• CI/CD pipelines for network functions
• AI and ML for network operations

Technology and Vendor Evaluation

• Evaluation criteria for 5G technologies
• Proof of concept design
• Interoperability testing approaches
• Total cost of ownership analysis
• Vendor-neutral decision frameworks

Practical Case Studies

• RAN design for a regional operator
• Transport dimensioning scenario
• Security assessment exercise
• Fault management drill
• Change management simulation
• Operational continuity planning