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Introduction to VoIP and IMS

Key Information

  • Level: Intermediate (Level 2)
  • Duration: 2 Day Course
  • Delivery: Instructor led with demos
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Prerequisites:

Familiarity with the operation of traditional PSTN networks, or of IP networks, is useful but not required

Outline and Objectives:

VoIP architectures and implementations have matured from simple toll bypass and trunking solutions, to being the basis of voice and multimedia services in Next Generation Networks (NGN). This course gives a comprehensive and detailed treatment of the different architectures of VoIP, including SIP, IMS and H.248, as well as the services and networks implemented using these. Particular emphasis is given on the second day to advanced topics including IMS in TISPAN and 3GPP networks, VoIP to PSTN Interworking and VoIP security, as well as to key implementation issues including NAT traversal, the need for media proxies, QoS measurement, and the role of Session Border Controllers

Who Should Attend:

This course is aimed at product managers, cross-training engineers, operations staff, and anyone who needs to understand the different approaches used to implement VoIP networks and services, and the practical issues in building and operating them, as well as integrating them with existing networks and services

Course Contents:

  • The Different Roles and Motivations for VoIP
  • QoS Measurement Techniques and Tools
  • Decomposed PSTN Networks using H.248
  • Internet VoIP services using SIP, PSTN Interworking
  • Legacy Service Issues for VoIP and SIP-I Interconnect
  • The role of IMS in Fixed and Mobile Networks
  • SIP Security, VoIP Hacking and Legal Interception
  • NAT/NAPT and the Impact on VoIP Systems
  • Media Proxies and Session Border Controllers in Service Provider Networks
  • Billing VoIP Services

Video Overview of Course

Watch a short video introduction to the course content by its author...

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CH, UK Government

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JP, Ascom Wireless Services

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