CONTENTS

�1���� Scope
�2���� References
�3���� Definitions
�4���� Abbreviations
�5���� Description
�6���� Operational requirements
������� 6.1���� Provision/withdrawal
������� 6.2���� Requirements on the originating network side
������� 6.3���� Requirements on the terminating network side
�7���� State definitions
�8���� Coding requirements
�9���� Signalling requirements at the coincident S_LB and T_LB reference point
������� 9.1���� Delivery of Called party number to the called user in case of MSN or DDI
��� ����9.2���� CLIP
����������������� 9.2.1���� Actions at the originating local exchange
����������������� 9.2.2���� Actions at the destination local exchange
����������������� 9.2.3���� Interworking with other networks
������� 9.3���� COLP
���������������� �9.3.1���� Actions at the destination local exchange
����������������� 9.3.2���� Actions at the originating local exchange
����������������� 9.3.3���� Interworking with other networks