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LTE & IMS Interwork

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Part 1: LTE

 

Session 1:  Includes LTE essentials, fundamental elements, and LTE network architecture.

 

  • LTE Roadmap and Standardization
  • LTE Network Components
    • UE
    • eNB
    • MME
    • S-GW
    • P-GW
    • PCRF
  • LTE Overview
    • OFDM/OFDMA downlink
    • SC-FDMA Essentials: Uplink
    • LTE architecture:  Interfaces
  • LTE Layer 3 Signaling (RRC Layer)
  • Network Entry and Attachment
    • System Acquisition/Scanning
    • Synchronization
    • Default Bearer Establishment
  • Idle Mode Operation
    • Idle Mode
    • Paging
    • Tracking Area Update

 

Session 2:  Includes LTE QoS, VoIP solutions, and solutions for VoIP session continuity

 

  • QoS Management
    • Different Classes of Services and Their Priorities
    • Scheduling in LTE: Examples from Vendor Specific Architectures
    • LTE Scheduler Optional Features (3GPP defined)
    • Dedicated Bearers
  • Handover in LTE
    • X2-based Handoff
    • S1-based Handoff
    • Inter-RAT Handoff (LTE Inter-working)
      • LTE-3GPP
      • LTE-3GPP2
      • LTE-Other Technologies
  • LTE VoIP
    • SRVCC for Voice Service Continuity over IMS
    • One Voice or VoLTE for VoIP over LTE over IMS

 

 

Part 2: IMS

 

Session 1: IMS Network Design and Configuration

 

  • Session Boarder Controller
  • P-CSCF
  • S-CSCF
  • I-CSCF
  • HSS
  • ENUM and DNS
  • CCF
  • BGCF
  • MGW
  • Signaling and Bearer Paths Discussion
  • Service Continuity Server
  • VoIP Call Flow (access type independent)

 

Session 2: Core Network, Routing, Security, and Applications

 

  • HSS
    • IMS Parameters
    • LTE Parameters
  • Signaling vs. Bearer (paths and protocols over LTE through IMS)
  • Routing, Difference of IPV4 vs. IPV6
  • IMS Security
  • Service Logic and Filter Control for Applications
  • IMS Applications
    • E911/IMS  (cover overview of location services)
    • TTY
    • Messaging (text and multimedia)
    • GETS (with LTE priority access)
    • CALEA
    • VoIP
    • Video

 

Session 3:  Interworking

 

  • LTE/IMS Handoffs
    • Call Flow:  Establishing an Inbound Call over LTE into IMS
    • Call Flow:  Supporting a Call Terminating on IMS
    • Call Terminating Back on LTE
    • LTE/3G/IMS Handoffs
    • Service Continuity Server
    • Call Flow with Hand-off
  • LTE/IMS Testing Requirements
  • Wrap-up
    • Course Recap and Q/A
    • Evaluations

 

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