CONTENTS

 1     General
        1.1     Introduction
        1.2     Scope
        1.3     Relationship to other Recommendations
 2     Methodology
 3     Interworking arrow diagrams for successful call set-up
        3.1     Signalling System No. 6 to Signalling System No. 7 ISUP
        3.2     ISUP to Signalling System No. 6
        3.3     Signalling System No. 7 TUP to ISUP
        3.4     Signalling System No. 7 ISUP to TUP
 4     Interworking arrow diagrams for unsuccessful call set-up
        4.1     Signalling System No. 6 to ISUP
        4.2     ISUP to Signalling System No. 6
        4.3     Signalling System No. 7 TUP to ISUP
        4.4     Signalling System No. 7 ISUP to TUP