Core & IMS Learning

Jan 5 / Core & IMS Learning

5G Evolution Roadmap

Trace the technical journey from initial 3GPP standards to the global commercialization of standalone network architectures and future-ready 5G-Advanced systems.

The 5G Development Timeline
The evolution of 5G is categorized by specific 3GPP Releases that introduced ground-breaking capabilities:

Foundation (Release 15): The birth of 5G NR (New Radio), focusing on Enhanced Mobile Broadband (eMBB) and the initial Non-Standalone (NSA) deployments.

Expansion (Release 16): Introduced "Phase 2" of 5G, bringing Ultra-Reliable Low-Latency Communication (URLLC) for industrial IoT and the 5G System (5GS) architecture.

Optimization (Release 17): Enhanced massive Machine-Type Communication (mMTC) and introduced RedCap (Reduced Capability) for wearable devices and sensors.

5G-Advanced (Release 18 & 19): The current frontier, focusing on AI/ML integration in the RAN and improved energy efficiency as we bridge toward 6G.

Key Deployment Strategies
Telecom operators generally follow two main paths to full 5G maturity:

Non-Standalone (NSA): Utilizing existing 4G LTE Core infrastructure to anchor the 5G signal. This allowed for faster early deployment but limits 5G-specific features.

Standalone (SA): The ultimate goal. It utilizes a dedicated 5G Core (5GC), enabling advanced features like Network Slicing and ultra-low latency.

Future Outlook
By 2026, the focus has shifted toward 5G-Advanced, which optimizes network performance for high-speed rail, XR (Extended Reality), and autonomous systems. This roadmap serves as the essential blueprint for any engineer managing modern mobile infrastructure.

Student Checklist: What to Remember
eMBB was the first priority for 5G.

Standalone (SA) is required for true network slicing.

3GPP Release 18 marks the beginning of the "5G-Advanced" era.

Future Outlook

By 2026, the focus has shifted toward 5G-Advanced, which optimizes network performance for high-speed rail, XR (Extended Reality), and autonomous systems. This roadmap serves as the essential blueprint for any engineer managing modern mobile infrastructure.
Student Checklist: What to Remember
eMBB was the first priority for 5G.
Standalone (SA) is required for true network slicing.
3GPP Release 18 marks the beginning of the "5G-Advanced" era.

Courses


VoLTE & IMS

$15/month

Deep dive into IMS, signaling, KPIs, failures, and real operator troubleshooting scenarios


5G Core

$15/month

Understand SBA, AMF, SMF, UPF, service flows, mobility, sessions, and deployment challenges


SIP Protocol

$15/month

Understand SIP messages, headers, timers, responses, and real-world signaling failure scenarios


VoWiFi

$15/month

Understand ePDG, IMS integration, call flows, security, KPIs, and real-world failure scenarios


EPC and PS Core

$15/month

Deep dive into attach, bearer setup, GTP, QoS, mobility handling, and performance optimization


CS Core

$15/month

Deep dive into GSM and UMTS CS procedures, call flows, and real troubleshooting scenarios


SS7 Signaling and SIGTRAN

$15/month

Deep dive into legacy SS7, IP transport, protocols, interfaces, and troubleshooting techniques


CSFB

$15/month

Deep dive into LTE to CS fallback signaling, MSC coordination, paging, and failure scenarios

Smart Bundles - Best Value

Maximum value packages with significant savings

VOIP & SIGNALING

$20/month

Save $10/month

The fundamentals of protocol communication.
  • SIP, SS7 & SIGTRAN 
  • SIP Call Flows, Timers, Headers & Error Handling
  • SS7 Architecture, MAP, ISUP & Call Scenarios
  • SIGTRAN Protocol Stack & Transport Mechanisms
  • Interworking Between SIP, SS7 & Legacy Networks

Mobile Core Pro

$30/month

Save $15/month

The complete "Heart of the Network" package.
  • 5G Core, PS & EPC, CS Core
  • 5G Core Architecture, Procedures & Key Interfaces
  • EPC & PS Core End-to-End Call Flows
  • CS Core Fundamentals & Legacy Interworking Scenarios
  • Mobility, Sessions & QoS Optimization Across Generations

Voice Master

$40/month

Save $20/month

End-to-end modern carrier voice solutions.
  • VoLTE, SIP, CS Core, VoWiFi
  • End-to-End Call Flows Explained
  • Signaling, Timers, Errors & Troubleshooting
  • CS Core, CSFB & SRVCC Interworking Scenarios
  • Voice Quality KPIs & Optimization Across Networks

Complete Telecom

60/month

Save $60/month

The "Best Value" for a total career transformation.
  • 5G Core, VoLTE, SIP, PS & EPC, CS Core, VoWiFi, SS7 & SIGTRAN, CSFB
  • End-to-End Mobile Voice/Packet Core Network Technologies
  • VoLTE, VoWiFi, CSFB & Legacy Interworking Explained
  • 5G Core, EPC, PS & CS Architectures Demystified
  • SIP, SS7 & SIGTRAN Signaling and Call Flows
Created with