CONTENTS

 1     Scope and purpose
 2     Terms and Definitions
 3     Abbreviations
 4     References
 5     The scene – background and relationship with the GII
 6     Interconnection related concepts inside and outside the ITU
 7     General concept of interfaces at reference points for interconnection (interconnection interfaces)
 8     Classes of interface
 9     Organization of the annexes and the appendix
Annex A – PSTN/ISDN scenario
        A.1     Overview
        A.2     Applicable standards
        A.3     Reference list
Annex B – PSTN/ISDN Access Network scenario
        B.1     Overview
        B.2     Applicable standards for PSTN/ISDN Access Network
        B.3     Referenced standards
Annex C – Service Provider Access
        C.1     Overview
        C.2     IN-based service provider access
        C.3     Applicable standards for IN based service provider access
        C.4     Referenced standards
Annex D – Management systems/TMN
        D.1     Overview
        D.2     Applicable standards for management systems/TMN
        D.3     Referenced standards
Annex E – General packet radio service interworking scenario
        E.1     Overview
        E.2     Applicable standard for GPRS interworking
Appendix I – Gateway architectures
        I.1     General
        I.2     ETSI Gateway Architecture
                  I.2.1     Functional decomposition of the IP telephony application plane
                  I.2.2     Reference points used in scenario 1
                  I.2.3     Example implementations
        I.3     IETF Gateway Architecture (Figure I.4)
        I.4     ITU-T Architecture