Mission Critical Services

Interior of futuristic command centre

This course focuses on the telecommunications industry’s transition to Next Generation technologies. Participants will gain a comprehensive understanding of Mission Critical Service Standards and the MCx solution. The course will also cover the fundamentals of IP Multimedia Subsystem (IMS), its role in the industry’s evolution, Mission Critical Push-to-Talk (MCPTT) services, as well as the protocols and implementation strategies for real-time, mission-critical communication.

  • Telecom professionals
  • Network architects
  • Regulatory specialists
  • Government officials
  • Public safety personnel
Instructor-led Training
  • Classroom: 4 days
  • LIVE Virtual*: 28 hours


  • A minimum of 6 or more participants are required for a company-based LIVE Virtual course to commence
  • LIVE Virtual courses can be conducted for 5 hours or 7 hours daily. Please note that the number of training days will be extended if you opt for 5 hours daily.

3 – 6 Jun 2024 (Mon – Thu), GMT +08:00
If you are keen on attending the above scheduled course, please register your interest via our course enquiry form.

At the end of this course, participants will:

  • Understand the importance of the services provided by Mission Critical
  • Obtain a detailed understanding of the transition towards Next Generation technologies within the telecommunications industry
  • Acquire familiarity with Mission Critical service standards, including insights into regulatory frameworks, industry norms, and optimal approaches governing Mission Critical communications
  • Engage in a comprehensive exploration of the MCx Solution, gaining insights into its architectural framework and functionalities
  • Explore deep into the complexities of the IP Multimedia Subsystem (IMS), its essential role, constituent elements, and operational dynamics within contemporary telecommunications networks
  • Cultivate expertise in MCPTT Services, encompassing proficiency in authentication, registration, call setup procedures, floor control mechanisms, and related functionalities
  1. Evolution toward Next Generation with MCx
  • Understanding the Transition towards Next Generation Technologies
  • PS-LTE Network Architecture
  • MCx Services and Call Scenarios
  • MCx Solution and its Significance
  • Mission Critical Service Standards
  1. IP Multimedia Subsystem (IMS)
  • Introduction to IMS
  • Role of IMS in Modern Telecommunications
  • SIP Handset (User Equipment) and Voice Over LTE (VoLTE) Blocks
  • IMS and LTE Network Architecture
  • Key IMS Components
    • SIP Server (S-CSCF)
    • Media Gateway
    • IP Connectivity Access Network (IP-CAN)
    • SIP Proxy (P-CSCF)
    • Interrogator (I-CSCF)
    • Home Subscriber Server (HSS)
    • App Server (AS)
    • Media Control
    • Media Gateway Entities
    • PCRF (Policy and Charging Rule Function)
    • Media Resource Function (MRF)
    • Breakout Gateway Control Function (BGCF)
  • IMS Interfaces and their Functionalities
  1. Mission Critical Services
  • MCX Application Server Functions
  • IMS based SIP Core Solution
  • The Role of HSS, CSCF, Session Border Controller (SBC) and MRF in IMS based SIP Core Solution
  • MCX Logical Architecture
  • Details of MCx Calls
  1. MCX Common Services
  • Overview of MC Common Services
  • MCx System Application Plane and its functionalities
  • Application Plane for Mission Critical Services
  • Common Services Core (CSC) and its Supported Reference Points
  • MC Identity Management (IdMS), Configuration Management Server (CMS), Group management server (GMS), Key Management Server (KMS), and Group Dynamic Configuration (GDC)
    1. MC Push To Talk (MCPTT)
    • Overview of MCPTT Service
    • MCPTT Identities
    • MCPTT Interworking with Legacy Systems (GSM-R, TETRA, PMR)
    • MCPTT Authentication, Registration, and Authorization Service
    • MCPTT Calls Types
      • Private Call
      • Group Call
      • Emergency Call
    • MCPTT Call Setup procedures, Floor Control, Priority, Preemption, and other Functionalities
    1. MCData Service
    • Introduction to MCData Services
    • Short Data Services (SDS), File Distribution (FD), and Chat Group Call Functionalities
    • MCPTT Chat Group Call and Group File Distribution (FD)
    Note: A Certificate of Completion will only be issued upon achieving at least 75% attendance for the course.

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    Duration: Classroom: 4 days / LIVE Virtual: 28 hours
    Level: Classroom

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