Foundations in Communications Technology

1.1 Fundamentals of Communications

• Introduction to Communication

• Introduction to Mobile Communication

• Analog Communication

• Digital Communication

• Data Comm Networks

• PSTN Overview

• PSTN signaling protocol

• Introduction to Satellite technologies

• Satellite Systems, Services, and Regulation. Introduction and historical background.

• Cloud-Based Mobile Applications.

• Mobile devices

• Modern and emerging technologies like AI and ML in Communications

1.2 Concept of Cellular System

• Radio Access Network

• Core Network

• Base Station

• Mobile Station

1.3 Evolution of Mobile Communication

• 1G: Where it all Begin

• 2G: The Cultural Revolution

• 3G: The ‘Packet-Switching’ Revolution

• 4G: The Streaming Era

• 5G: The Internet of Things Era

2.1 GSM

GSM Architecture Explained

• Overview Architecture of/GDM GPRS/EDGE

• Functions of MSC,MSS,MGW HLR,SGSN,GGSN,IN,BSC,RNC,

• GSM Identifiers and their functions: IMSI, TMSI And MSISDN, MSRN, Local Area Identity

etc

• call flows

3.1 UMTS

• 3G WCDMA Fundamentals

• UMTS Architecture (1/2)-UMTS Terrestrial Radio Access Network

• 3G UMTS Architecture (2/2)-UMTS Core Network

• 3G UMTS Channels And Their Functions

• Location Area (LA), Routing Area (RA) & UTRAN Registration Area (URA)

• UE Identifiers- IMSI,TMSI, P-TMSI, IMEI, MSISDN

• Working Principle Of High Speed Downlink Packet Access (HSDPA)

4.1 LTE

4.1.1 LTE Overview

• What is LTE?

• LTE Standardization

• 3rd generation partnership project (3GPP)

• LTE Market Trends

• Key LTE Business Challenges

4.1.1 LTE Architecture Overview

• LTE network elements

• EnB functions

• EPC network elements : MME ,SGW,PGW,HSS,PCRF

• LTE network mobility management and session management

• 4G attach and mobile data session

• Role of IMS in LTE/EPC

• Voice over LTE (VoLTE)

4.1.2 LTE Protocols and Procedure

• LTE RAN protocols and procedures

• Mobility in LTE

• LTE Systems radio access network architecture

• QoS in LTE

• Policy and charging

• LTE security

• Legal Interception in EPS

• 4G call flows

5.1 VoLTE & IMS

5.1.1 Introduction to VoLTE (Voice over LTE)

• What is VoLTE?

• Overview of CSFB, SRVCC and Voice over IMS

• Introduction of Circuit Switched Fallback (CSFB)

• Introduction of Single Radio Voice Call Continuity (SRVCC)

• VoLTE Network Configuration with IMS

• VoLTE System Architecture

• Evolved Packet Core (EPC)

• Home Subscriber Server (HSS)

• Policy and Charging Rule Function (PCRF)

5.1.2 Introduction to IP Multimedia Subsystem (IMS)

• What is IMS?

• IMS Market opportunities

• IMS in the 3GPP, 3GPP2, ETSI, TISPAN, and Cable Labs

• Delivering value added services enabled by IMS

• Mobile content & delivery

• Push To Services

• Converged Voice Services

• Multimedia Messaging

• IMS elements

• SIP protocol for session control

• Service elements and functions

• IMS resource and media control elements

• Signaling and transport interworking elements

• Session Control in the IMS

• Media Encoding

• Media Transport

• SIP and Diameter in the IMS

• Diameter Cx and Dx interfaces

• Security in the IMS

• Policy in the IMS

• QoS in the IMS

5.1.3 IMS Architecture, Interfaces and Protocols

• CSCF (Call Session Control Function)

• S-CSCF (Serving-CSCF)

• I-CSCF (Interrogating-CSCF)

• P-CSCF (Proxy-CSCF)

• HSS (Home Subscriber Server)

• SLF (Subscription Locator Function)

• Policy Decision Function (PDF)

• AS (Application Server)

• MGCF (Media Gateway Control Function)

• MGW (Media Gateway)

• BGCF (Breakout Gateway Control Function)

• IP Multimedia Service Switching Function (IM-SSF)

• Media Resource Function Controller (MRFC)

• IMS Security Registration

• Call origination and termination

• Roaming and Handovers

5.1.4 IMS Operational Scenarios for VoLTE

• IMS IDs

• IMS Public User Identity

• IMS Private User Identity

• Identification of User’s Device

• Identification of Network Entities

• Call Set-up

• PSTN Break-out

• Services in IMS Registration

• Call origination and termination

• Charging implications

• Roaming and handovers

• Quality of service

5.1.5 VoLTE Call Flows

• VoLTE Call Flow – Basic IMS Registration

• VoLTE/IMS Procedures PDN Connectivity (NAS Signaling)

• Authentication

• Bearer Setup and EPS Attach

• Multiple Bearers (Default, Dedicated)

• QoS Class Identifiers (QCIs)

• GBR and Non-GBR

• Standardized QCIs for LTE

• SIP Registration

• VoLTE Call Flow

5.1.6 IMS Operational Scenario

• Registration

• Subscription requirements

• Supplementary services

• Call Set-up

• PSTN Break-out

• Services in IMS Registration

• Call origination and termination

• Charging implications

• Roaming and handovers

• Quality of service

• IMS Security

• Privacy implications

• Authentication

• XCAPIMS Access Security

6.1 5G

6.1.1 5G Introduction

• 5G Introduction

• Need of 5G

• 5G Requirements

• 3GPP 5G Specifications

• 5G Standards

• 5G Use cases

6.1.2 5G Radio & Network Interface

• 5G RAN Architecture

• RAN Protocols

• RAN interfaces

• Dual connectivity

• 3GPP Deployment models

• Deployment Scenarios – NSA & SA

6.1.3 5G Core Network

• CUPS

• 5G Core Network Architecture and transition models

• 5G core Functions –

AMF,AUSF,NEF,PCF,NSSF,SMF,UPF,SMSF,UPF,UDR,UDM,NWDAM,CHF,BSF

• 5GC networks functions

• 5G Interfaces

• Collocation of 5G with EPC

• Interworking with IMS

• 5G IMS Registration and flows

6.1.4 Cloud, Virtualization and MEC in 5G

• Claudication of elements and benefits in 5G

• Virtualization Introduction

• Network Functions Virtualization

• Software define networking

• NFV in 5G

• MEC Introduction

• Benefits of MEC

• Cloud RAN

6.1.5 5G and IoT

• Carrier in IoT- NB-IoT,LTE-M,Lora

• Existing Products in Market

• IoT Applications

6.1.6 Network Slicing in 5G

• Network Slicing Introduction

• Need of Slicing

6.1.7 QoS in 5G

• 5G QoS Overview

• QoS Specs

• 5G QoS Standards and parameters

6.1.8 5G UE operation and call flows

• Access and Connection Set-up Procedure

• Connected Mode Operation

• 5G Registration – SA and NSA

• 5G PDU Session

• Session Establishment and Mobility