CONTENTS

 1     Scope and field of operation
 2     References
 3     Definitions
 4     Abbreviations
 5     General aspects
        5.1     FRPDN
        5.2     ISDN
        5.3     Call control between FRPDN and ISDN
        5.4     Functionalities of the FRPDN and the ISDN
 6     Specific interworking arrangements
        6.1     Interworking between FRPDN and ISDN where a Frame Relaying Bearer Service is requested
        6.2     Interworking between FRPDN and ISDN where a Circuit Switched Bearer Service is requested
        6.3     Interworking between FRPDN and ISDN where a Packet Switched Bearer Service is requested