Foreword
Introduction
1 Scope
2 Conformance
3 Normative references
4 Definitions
    4.1 External definitions
    4.2 Other definitions
5 List of acronyms
6 Signalling protocol for the support of SS-MWI
    6.1 SS-MWI description
    6.2 SS-MWI operational requirements
          6.2.1 Requirements on a Message Centre PINX
          6.2.2 Requirements on a Served User PINX
          6.2.3 Requirements of a Transit PINX
    6.3 SS-MWI coding requirements
          6.3.1 Operations
          6.3.2 Information elements
          6.3.3 Messages
    6.4 SS-MWI state definitions
    6.5 SS-MWI signalling procedures
          6.5.1 Actions at the Message Centre PINX
          6.5.2 Actions at the Served User PINX
          6.5.3 Actions at a Transit PINX
    6.6 SS-MWI impact of interworking with public ISDNs
          6.6.1 Incoming Gateway PINX procedures
          6.6.2 Outgoing Gateway PINX procedures
    6.7 SS-MWI impact of interworking with non-ISDNs
    6.8 Protocol interactions between SS-MWI and other
          supplementary services and ANFs
          6.8.1 Interaction with Advice of Charge
          6.8.2 Interaction with Call Deflection (SS-CD)
          6.8.3 Interaction with Call Forwarding
                 Unconditional (SS-CFU)
          6.8.4 Interaction with Call Forwarding Busy
                 (SS-CFB)
          6.8.5 Interaction with Call Forwarding No Reply
                 (SS-CFNR)
          6.8.6 Interaction with Call Interception
                 (ANF-CINT)
          6.8.7 Interaction with Call Intrusion (SS-CI)
          6.8.8 Interaction with Call Offer (SS-CO)
          6.8.9 Interaction with Call Transfer (SS-CT)
          6.8.10 Interaction with Calling Name Identification
                 Presentation (SS-CNIP)
          6.8.11 Interaction with Connected Name
                 Identification Presentation (SS-CONP)
          6.8.12 Interaction with Completion of Call to
                 Busy Subscriber (SS-CCBS)
          6.8.13 Interaction with Completion of Call on
                 No Reply (SS-CCNR)
          6.8.14 Interaction with Do Not Disturb (SS-DND)
          6.8.15 Interaction with Do Not Disturb
                 Override (SS-DNDO)
          6.8.16 Interaction with Path Replacement
                 (ANF-PR)
          6.8.17 Interaction with Recall (SS-RE)
          6.8.18 Interaction with Route Restriction Class
                 (ANF-RRC)
    6.9 SS-MWI parameter values (timers)
          6.9.1 Timer T1
          6.9.2 Timer T2
Annex A Protocol Implementation Conformance Statement
          PICS) Proforma
Annex B Examples of Message Sequences
Annex C Specification and Description Language (SDL)
          Representation of Procedures
Annex D Imported ASN.1 definitions