Tutorials > Nokia Network Resource Director (NRD) - NRF and NSSF

Nokia Network Resource Director (NRD) - NRF and NSSF

Date: 28 September 2026 | Posted by: voska89

NRF NSSF 5G Core Packet Core

What you'll learn

⚡ Understand NRD's foundational architecture, integration boundaries, and functional roles alongside the NRF and NSSF within modern telecom cloud environments.
⚡ Calculate resource requirements, capacity limits, and traffic scaling parameters during NRD dimensioning to ensure performance under peak load conditions.
⚡ Configure integration parameters and provision NRD, NRF, and NSSF components for seamless service-based communication and network slicing.
⚡ Execute NRD system deployments and apply O&M best practices for daily node monitoring, health checks, and routine lifecycle administration.
⚡ Apply troubleshooting methodologies to isolate, diagnose, and resolve registration, discovery, and signaling faults.

Requirements

❗ No Pre-requisite Required.

Description

This course provides a deep dive into theNetwork Resource Director (NRD) within modern 5G Core architectures. Designed for telecom and cloud professionals, this course bridges high-level architectural theory with hands-on operational execution, covering everything from core concepts and multi-role mechanics to end-to-end deployment, configuration checks, operational checklists, and structured troubleshooting.
Detailed Module Breakdown
✨Module 1: NRD Introduction & Architecture
✨NRD Introduction: Foundational concepts of the Network Resource Director and its critical role in modern telecom cloud environments.
✨NRD Architecture: System architecture, internal structural components, and integration boundaries within cloud-native 5G control planes.
✨Module 2: NRD Dimensioning
✨NRD Dimensioning: Mathematical and analytical models for calculating resource requirements (CPU, memory, storage), capacity planning, and traffic scaling parameters to ensure optimal performance under peak load conditions.
✨Module 3: NRD Integration & Multi-Role Functionality
✨NRD Integration: Service-Based Architecture (SBA) integration procedures and API parameter provisioning for seamless control plane connectivity.
✨NRD Working as NRF: Detailed examination of how NRD operates as or alongside the Network Repository Function to manage dynamic service registration and discovery.
✨NRD Working as NSSF: Analyzing NRD's functional mechanics when acting as or supporting the Network Slice Selection Function for slice-specific routing.
✨Module 4: NRD Configuration & Deployment
✨NRD Configuration Check: Validating parameters, verifying routing policies, and ensuring compliance across integrated NRF and NSSF components.
✨NRD Deployment: End-to-end deployment methodologies within containerized, cloud-native infrastructures.
✨Module 5: NRD Operations & Troubleshooting
✨NRD Operations Checklist: O&M best practices, daily node monitoring procedures, telemetry tracking, health checks, and routine lifecycle administration.
✨NRD Troubleshooting: Systematic diagnostic methodologies to isolate, analyze trace logs, and resolve registration, discovery, and signaling faults.

Who this course is for

⭐ Packet Core Network Architects & Engineers
⭐ 5G Core O&M and Operations Engineers
⭐ Troubleshooting Specialists

Homepage

https://www.udemy.com/course/nokia-network-resource-director-nrd-nrf-and-nssf

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