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    IMS and ETSI References

    For more information about IMS and TISPAN, consult the following specifications:

    • ETSI ES 283 026 V0.0.7 (2005-10) Telecommunications and Internet converged Services and Protocols for Advanced Networking (TISPAN); Resource and Admission Control; Protocol for QoS reservation information exchange between the Service Policy Decision Function (SPDF) and the Access-Resource and Admission Control Function (A-RACF) in the Resource and Protocol specification.
    • ETSI TS 183 017 V.0.0.8 (2005-10) Telecommunications and Internet converged Services and Protocols for Advanced Networking (TISPAN); Resource and Admission Control: DIAMETER protocol for session based policy set-up information exchange between the Application Function (AF) and the Service Policy Decision Function (SPDF); Protocol specification.
    • ETSI ES 283 034 V0.0.5 (2005-10) Telecommunications and Internet converged Services and Protocols for Advanced Networks (TISPAN); Network Attachment Sub-System (NASS); e4 interface based on the DIAMETER protocol.

    Abbreviations

    Table 1 identifies abbreviations used in the IMS and ETSI-TISPAN environments.

    Table 1: Abbreviations in the IMS and ETSI-TISPAN Environments

    Abbreviation

    Description

    3GPP

    Third-Generation Partnership Project, which developed the IMS specifications.

    A-RACF

    Access-resource and admission control function. Provides admission control and network policy assembly.

    AVP

    Attribute value pair

    BGF

    Border gateway function

    ETSI

    European Telecommunications Standards Institute

    FMC

    Fixed mobile convergence

    IMS

    IP multimedia subsystem

    NGN

    Next-generation network

    RACS

    Resource and admission control subsystem. Consists of the A-RACF and the SPDF.

    RCEF

    Resource control enforcement function

    SPDF

    Service policy decision function. The SPDF coordinates the resource reservations requests that it receives from the application function.

    TISPAN

    Telecommunications and Internet Converged Services and Protocols for Advanced Networks

    Published: 2014-12-10