CONTENTS

 
 1     Definition
        1.1     Scope
        1.2     References
        1.3     Definitions
        1.4     Abbreviations
 2     Description
        2.1     General description
        2.2     GVNS access
        2.3     GVNS calling
        2.4     GVNS features description
        2.5     GVNS operation, administration, maintenance and provisioning
        2.6     Applicability
 3     Procedures
        3.1     Provision/withdrawal
        3.2     Normal procedures
        3.3     Exceptional procedures
        3.4     Alternate procedures
 4     Network capabilities for charging
 5     Interworking requirements
        5.1     Interworking with non-ISDN networks
        5.2     Interworking with the private networks (non-ISDN and ISDN)
 6     Interactions with supplementary services
        6.1     Number related supplementary services
        6.2     Community of interest supplementary services
        6.3     Charging supplementary services
        6.4     Other supplementary services
 7     SDL diagrams