Zipped IMS Advanced
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Course title Zipped IMS Advanced
 
Course description The protocols used in IMS and the information they carry are studied and explained, with the help of traffic cases, where SIP will be in focus. The session control plane and the media plane in the Internet compared to IMS are explained in details. Security, policy and Quality of Service are discussed.
 
Who would benefit Those working in the IMS area requiring a thorough understanding of the architecture and functions of the protocols used at the different interfaces.
 
Prerequisites Basic knowledge of IMS is compulsory
 
Length 1 Day
 
Course content
  • The sessions control plane
  • The media plane
  • Services
  • Security and Policy
  • Quality of Service
 
Detailed course program The sessions control plane
  • SIP signalling in the Internet and in IMS
  • The traffic cases SIP Registration and SIP Invite in the IMS
  • Interworking with legacy networks using BGCF, MGCF, MGW and SGW
  • The H.248/Megaco protocol
The media plane
  • RTP and RTCP
  • Speech, video and text encoding
  • AMR
Services
  • Building services in IMS such as Push-to-talk, MMS and Presence
  • The different service platforms, AS Application Servers, OSA Open Service Access and IM-SSF IP Multimedia Service Switching Function for reusing CAMEL
Security and Policy
  • Security and AAA on the Internet compared with the IMS
  • The Cx, Dx and Sh interfaces using the Diameter protocol Switching Function for reusing CAMEL
  • Policy on the Internet compared with the IMS
  • The Policy Decision Function, PDF and the COPS protocol
Quality of Service
  • QoS in the IMS network
  • Diffserv
  • Intserv Using RSVP