Understanding IMS and TISPAN

2 Day Course
Code PWL030

This course has been superseded by the IMS & SIP Technical Description course.


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Architecture and overview (6 topics)

  • Why & What is IMS (IP Multimedia subsystem)?
  • Market trends
  • "All IP" solutions
  • IMS in the mobile environment
  • IMS in the wireline environment
  • Operator versus Enterprise usage

Standardization (13 topics)

  • Sources
  • 3GPP(Release 5,6)
  • 3GPP2 (Multimedia Domain, MMD)
  • IETF
  • IMS Standards overview (Release 5 vs. Release 6
  • IMS key components (X-CSCF, MG, MS, SIP-AS, HSS)
  • IMS key interfaces and interactions (ISC, Sh, Cx)
  • IMS User Identities
  • IMS Registration and Session Control
  • IMS Charging
  • IMS QoS Issues and relation to underlying access networks
  • IMS Security

Access to IMS (4 topics)

  • PLMN
  • WLAN
  • Wireline
  • Broadband

Nodes (10 topics)

  • P-CSCF
  • I-CSCF
  • S-CSCF
  • Databases: HSS & SLF
  • Application Servers (AS)
  • Border Gateways (BG)
  • Media Resource Function (MRF)
  • Breakout Gateway Control Function (BGCF)
  • Interworking
  • QoS

SIP in IMS (6 topics)

  • Session control
  • Servers & Proxies
  • Message format
  • SIP Transactions
  • Responses
  • Registrations

IMS Service provision principles and interfaces (4 topics)

  • General operation and interfaces
  • Service provisioning in the IMS (filter criteria vs. service identities)
  • Operation modes and example call flows
  • IMS Application Server options

Services (9 topics)

  • Multimedia (Voice, Video, Realtime media transport: RTP/RTCP)
  • Unified Messaging
  • Push-to-talk
  • Presence
  • Delivery of services
  • 3rd party service providers (VHE, OSA)
  • Creation of new services
  • IMS over IPv4 and IPv6
  • ENUM

Security in IMS (4 topics)

  • Access
  • Authentication
  • IPsec
  • Media authorization

AAA Protocols (4 topics)

  • Billing (CDR creation)
  • COPS
  • Policy (PDP/PDF/PEP)

Products & Vendors on the market


Delegates should have a good understanding of data networking and Voice over IP.

Additional Learning

The courses below may help you meet the knowledge level required to take this course.

What Our Customers Say

The training was delivered with a high level of expertise and excellence. Instructor was highly knowledgeable.”

Technical Trainer, Aviat Networks

Overall the course was really good, the trainer really understood the material and was very approachable.”

Customer Training Manager, Aviat Networks

Excellent course, informative and well-paced.”

CSE, Cisco

Course was very well outlined. Topics were great and bridged many gaps.”

System Engineer, Cable & Wireless

An excellent intro to video encoding & MPEG transport streams - I would definitely recommend it.”

Broadcast Engineer, Cisco

Definitely an excellent intro. Left me interested in learning more.”

Broadcast Engineer, Eircom

Excellent training course with real examples and practical classroom demonstrations.”

Transport Designer, Orange

Instructor knowledge and experience was excellent.”

Solutions Engineer, Akamai

Excellent course, very clear and well organised. Course content delivery was very good.”

Assistant Engineer, Dhiraagu

Very informative and appropriate.”

Network Support Technician, BT

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