IMS and PCC System Engineering Training

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With the advent of technologies such as LTE and 5G, next generation services and charging are now being controlled by IMS and PCC functions; a critical element in a service provider’s requirement to support seamless and rich multimedia services. For those needing to gain an understanding of this service overlay, this course provides a comprehensive technical explanation of how this is achieved. Topics covered include IMS architecture, protocols (SIP and Diameter), Registration, Policy Control and Session Establishment.

Section 1 - IMS Concepts and Architecture

Topic areas covered include:

IMS Drivers:

Service Drivers, Open Systems and Seamless Mobility.

IMS Fundamental Principles.
Specifications and Standards.
Interworking with Access Networks.
Positioning the IMS.
Control and User Planes.
IMS Terminal Device Requirements.
Key Nodes:

P-CSCF, S-CSCF, I-CSCF, HSS and Application Servers.

Additional Architectural Elements:

PSTN Breakout - BGCF, MGCF, MGW and Signalling Gateway.
Interworking - IBCF and Session Border Controllers.
Multimedia - MRFC, MRFP, Media Servers and Brokers.

Section 3 - IMS Registration

Topic areas covered include:

IMS Initial Procedures:

IP-CAN Connectivity, P-CSCF Discovery.

IMS Identities:

IMPU, IMPI, GRUU, PSI.

Security considerations.
Service Profiles and ifc (Initial Filter Criteria).
Detailed Registration Process:

Including Implicit Registration.

Activity: detailed analysis of the IMS Registration procedure using Mpirical’s NetX.

Section 4 - Policy and Charging Control Fundamentals

Topic areas covered include:

QoS in IP Networks.
Precursors to PCC:

3GPP Release 5 SBLP and Release 6 FBC.

Policy and Charging Control:

PCC Architecture, Principles, PCC and SAE.
PCEF, PCRF, OCS, OFCS, SPR, Gx, Rx.

PCC Binding Mechanism:

Session Binding, Rule Authorization, Bearer Binding.

Section 5 - IMS Session Establishment

Topic areas covered include:

Session Policy and Policy Enforcement:

PCC and the Rx Interface.

SDP Offer/Answer Model.
IMS Session Establishment.
Charging Concepts:

Offline Charging, Online Charging and Charging Identifiers.

Activity: detailed analysis of an IMS Session Establishment procedure using Mpirical’s NetX.

IMS and PCC System Engineering Training

Outline

Topic areas covered include:

Topic areas covered include:

Topic areas covered include:

Topic areas covered include:

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