CONTENTS

 1     Scope
 2     References
 3     Abbreviations
 4     General statements on interworking
 5     Successful basic call
        5.1     Mapping of the Initial Address Message
                  5.1.1     Mapping of the Initial Address Message when continuity check is applied in the incoming narrow-band network
        5.2     Mapping of the Subsequent Address Message
        5.3     Mapping of the Address Complete Message
        5.4     Mapping of the Forward Transfer Message
        5.5     Mapping of the Call Progress Message
        5.6     Mapping of the Answer and Connect Messages
        5.7     Mapping of the Network Resource Management Message
        5.8     Mapping of the Release Message
        5.9     Network initiated suspend
       5.10     Network initiated resume
       5.11     Mapping of Confusion message
       5.12     Mapping of Pre-Release information message
 6     Unsuccessful basic call
        6.1     Mapping of the Initial Address Reject Message
        6.2     Mapping of the Release Message
 7     Supplementary services
        7.1     Direct-Dialling-In (DDI)
        7.2     Multiple Subscriber Number (MSN)
        7.3     Calling Line Identification Presentation (CLIP)
        7.4     Calling Line Identification Restriction (CLIR)
        7.5     Connected Line Identification Presentation (COLP)
        7.6     Connected Line Identification Restriction (COLR)
        7.7     Malicious Call Identification (MCID)
        7.8     Sub-addressing (SUB)
        7.9     Call Transfer (CT)
       7.10     Call Forwarding Busy (CFB)
       7.11     Call Forwarding No Reply (CFNR)
       7.12     Call Forwarding Unconditional (CFU)
       7.13     Call Deflection (CD)
       7.14     Line Hunting (LH)
       7.15     Explicit Call Transfer (ECT)
       7.16     Single Step Call Transfer (SCT)
       7.17     Call Waiting (CW)
       7.18     Call Hold (HOLD)
       7.19     Completion of Calls to Busy Subscriber (CCBS)
       7.20     Terminal Portability (TP)
                 7.20.1     Suspend
                 7.20.2     Resume
       7.21     Conference Calling (CONF)
       7.22     Three-Party Service (3PTY)
       7.23     Closed User Group (CUG)
       7.24     Private Numbering Plan (PNP)
       7.25     Multi-Level Precedence and Preemption (MLPP)
       7.26     International Telecommunication Charge Card
       7.27     Advice of Charge (AOC)
       7.28     Reverse Charging (REV)
       7.29     User-to-User Signalling (UUS)
                 7.29.1     Service 1
                 7.29.2     Service 2
                 7.29.3     Service 3
       7.30     Global Virtual Network Service (GVNS)
 8     Application Transport Mechanism
        8.1     Segmentation not required
        8.2     Segmentation required