Topic outline

  • General

  • Day 1

    1. VoLTE Overview

    1. Introduction to voice services
    2. VoLTE concept
    3. VoLTE drivers
    4. Benefits
    5. VoLTE Evolution
    6. Requirements of VoLTE
    7. VoLTE Standardization: GSMA IR.92
    8. Voice over LTE via GAN (VoLGA)

    2. LTE and IMS Network Architecture

    1. LTE Access Network
    2. VoLTE Service Description
    3. IMS Architecture & Components
    4. Application & Control Layers
    5. Access and Transport Layers
    6. IMS Entities

    3. VoLTE Architecture

    1. VoLTE Architecture
    2. VoLTE Entities Description
    3. VoLTE Interface Description
    4. VoLTE UE (User Equipment)

    • Day 2

      4. VoLTE and IMS Procedures and Protocols

      1. VoLTE and IMS Procedures
      2. VoLTE and IMS Protocols
      3. LTE UE Perspective
      4. Real-time Transport Protocol (RTP)
      5. RTP Control Protocol (RTCP)
      6. Session Initiation Protocol (SIP)

      5.LTE-EPC Network Architecture and Protocols

      1. PDN Connectivity
      2. NAS Signaling
      3. Bearer Setup
      4. QoS in VoLTE
      5. VoLTE PDN Connection
      6. PCRF and VoLTE service policy
      • Day 3

        6. VoLTE Procedure

        1. Subscription & device configuration
        2. EPS Attach and Default Bearer activation
        3. IMS SIP & SDP for VoLTE
        4. IMS Registration
        5. IMS VoIP Session
        6. VoLTE codecs
        7. Voice Continuity (SRVCC)
        8. E2E Call flow scenarios
        9. VoLTE emergency session
        10. VoLTE Messaging
        11. VoLTE Supplementary Services
        12. CS Fallback

        7. VoLTE Features

        1. Semi Persistent Scheduling
        2. Power Control.
        3. Robust Header Compression ROCH
        4. TTI Bundling
        5. RLC Segmentation
        6. Inter-eNodeB Uplink coordinated multipoint reception UL CoMP
        7. SRVCC
        • Day 4

          8. VoLTE Optimization

          1. VoLTE Counters & KPIs
          2. VoLTE Accessibility Troubleshooting
          3. VoLTE Drop Call Troubleshooting
          4. VoLTE Mobility Troubleshooting
          5. SRVCC Troubleshooting
          6. Voice Quality Troubleshooting
          7. Exercises

          • Day 5

            8. VoLTE Optimization

            1. VoLTE Counters & KPIs
            2. VoLTE Accessibility Troubleshooting
            3. VoLTE Drop Call Troubleshooting
            4. VoLTE Mobility Troubleshooting
            5. SRVCC Troubleshooting
            6. Voice Quality Troubleshooting
            7. Exercises