LTE & VoLTE Protocol Testing and Development

Module 1

Introduction to 2G & 3G

N

Telecom basics & Cellular Principles

N

RAT- FDMA,TDMA, CDMA, WCDMA, DFDMA, SCFDMA.

N

GSM Basics

N

Frame structure

N

Architecture

N

MO/MT Call Flow

Module 2

LTE STANDARDIZATION (3GPP)

N

What is 3GPP?

N

3GPP release and process

N

LTE Standardization Phase

N

LTE Specification and 3GPP Structure

Module 3

INTRODUCTION to LTE

 
N

LTE NETWORK ARCHITECTURE

N

Protocols EUTRAN, EPC, SAE &EPC Architecture

N

PDCP and Packet Duplication

N

Air Interface Protocols

N

Logical Elements and their Interfaces

N

Roaming Architecture configuration

N

LTE identifier – UE Identifier, MME Identifier, TAI Architecture

Module 4

LTE Interfaces and Reference Points

N

Control plane and User plane

N

L1,L2,L3 Architecture

N

Uu – Control/User plane

N

S1 – Control/User plane

N

X2 – User/Control plane

N

S6a – Control plane

N

S3/S4/S5/S8/S10/S11- C plane/U plane

N

LTE bearer – Default and Dedicated

Module 5

Physical Layer

 
N

FDD & TDD Configuration in 5,10 and 20MHz

N

Frame Architecture of FDD&TDD

N

Transmission mode:1(SISO) and 2,4,5,6(MIMO 2X2)

N

CQI/PMI Reporting

N

EUTRA Air interface capability

N

TDD UL/DL Configuration

N

LTE UE Categories

N

Resource grid and Resource block

N

OFDMA, SCFDMA, MIMO

N

Physical UL and DL Signaling

N

Physical UL and DL Control Information

N

Physical UL&DL channels

N

UE Power on procedure

Module 6

Power ON Procedure

N

Power ON Procedure

N

Synchronization procedure

N

Power control

N

Physical layer measurement, UE measurements

N

Physical layer parameter configuration

Module 7

MAC Layer

N

MAC Structure Overview

N

MAC PDU Structure

N

RACH Procedure

N

Backoff Indicator

N

HARQ Procedure

N

DRX, BSR, PHR, Scheduling Request procedures

N

Semi-Persistent Scheduling Procedure

Module 8

RLC Layer

N

RLC Architecture and function – TM, AM, UM

N

Framing and reordering

N

ARQ operation, Window operation

N

RLC PDU Format

N

SDU Discard and RLC Re-establishment

N

RLF Procedure

Module 9

PDCP Layer

N

PDCP function and architecture

N

Header compression and security

N

Data transfer, PDCP PDU format

N

Security Procedure

N

Ciphering and Integrity

Module 10

Practicals & Tools

N

For Development

3GPP specifications for all Layer and Basic Linux,C, C++, Python, Project based on MAC Scheduling algorithm 

N

For Testing areas covered

  • Conformance testing
  • Functional
  • Stability
  • Stress
  • etc.
N

Practicals & Tools

  • Real eNodeB
  • Real UE with SIM card
  • Live Logs Capturing with Wireshark/PCAP and Trace Tool
  • Log Analysis for different Scenario’s
  • Design of Test cases and Explanation
  • Automation in Python