IMS Intermediary Course (IIC) Description

IIC covers the intermediary level knowledge of IMS Core in the Mobile Network and it is made up of three main modules: System Architecture, Interfaces & Protocols and Traffic Cases.

IMS Core Network is that part of the mobile telecom network which enables services such as VoIP, VoLTE, VoNR, Audio & Video Conferencing, IM, gaming, streaming so that consumers do not go all the way to the internet to enjoy OTT services such Skype, Teams, Zoom, Netflix.

List of Modules

1.1.   Module 1 – System Architecture

  • 1.1.1.IMS basic Architecture

  • 1.1.2.IMS Detailed Architecture

  • 1.1.3.Nodes

  • 1.1.3.1.  P-CSCF

  • 1.1.3.2. I-CSCF

  • 1.1.3.3. S-CSCF

  • 1.1.3.4. HSS and SLF

  • 1.1.3.5. BGCF

  • 1.1.3.6. MRF

  • 1.1.3.7. DNS/ENUM

  • 1.1.3.8. BGF

  • 1.1.3.9. PSTSN/CS Gateway

  • 1.1.3.10. IBCF

  • 1.1.3.11. MTAS

  • 1.1.4.IMS Identities

1.2.   Module 2 – Interfaces & Protocols

  • 1.2.1.IMS Interfaces & Protocols

  • 1.2.2.What is SIP?

  • 1.2.3.SIP Applicability

  • 1.2.4.SIP Features

  • 1.2.5.SIP Components

  • 1.2.6.SIP Server Types

  • 1.2.7.SIP Messages

  • 1.2.8.SIP Status Codes

  • 1.2.9.SIP Terminology

  • 1.2.10. IMS Protocol Stack

  • 1.2.11. SIP-Based Interfaces

  • 1.2.12. DIAMETER-Based Interfaces

  • 1.2.13. GCP-Based Interfaces

  • 1.2.14. RTP-Based Interfaces

1.3.   Module 3 – Traffic Cases

  • 1.3.1.Course Content

  • 1.3.2.Registration

  • 1.3.2.1. General

  • 1.3.2.2. Pre-Registration Procedures

  • 1.3.2.3. Initial Registration Procedure

  • 1.3.2.4. After Registration

  • 1.3.3.Re-registration & De-registration

  • 1.3.4.Basic Session Establishment Illustrated