SIP in IMS Workshop

Course Objectives

On completion of this course, participants will be able to:

  • Explain the IMS Systems and understand the role of SIP in IMS
  • Learn the functionalities, technical details and benefits of SIP
  • Understand Voice over IP concepts including troubleshooting
  • Appreciate RFC’s involved in SIP
  • Interpret SIP protocol packets through SIP Case Studies


Basic knowledge of telecommunications, cellular networks and PSTN with some TCP/IP background.


Who Should Attend?

  • Internet Telephony Service Providers (ITSPs)
  • VoIP systems manufacturers, designers and integrators
  • Telecommunication carriers
  • Executives: CEO, CXO, CMO, CTO, CIOs
  • Enterprise network managers, operations and planning staff
  • Government Regulators
  • Researchers, Analysts, Investors and others allied to the field


Course Duration
3 days


Course Outline

  • IMS Overview
  • VoIP Overview
  • SIP Protocol Format
  • SIP Standards
  • Case Study on SIP Standards
  • Audio and Video Transport
  • Quality of Service
  • SIP Standards Reference
  • SIP Call Flows(with SIP Traces)
  • Case Study SIP Call Flows
  • SIP Session Timers
  • SIP Early Media
  • RFC 4733 (DTMF Mode)
  • VoIP Tools in Troubleshooting
  • VoIP Live Call Analysis
  • Case Study: Case of DTMF Fallback
  • Case Study: Case Call Transfer Failure (Supervised Transfer)
  • Case Study: Case of RTP Stop Sending Issue
  • Case Study: Case of “503 Service Unavailable”
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