�1���� Introduction
�2����
Scope
�3����
References
�4����
Terms and definitions
�5����
Abbreviations
�6����
UPT number structure
������� 6.1���� Scenario 1 � Home-related scheme
������� 6.2���� Scenario 2 � Country-based scheme
���������������� �6.2.1����
Scenario 2 NDC structure
����������������� 6.2.2���� Scenario 2 SN structure
������� 6.3���� Scenario 3 � Country code-based global scheme
����������������� 6.3.1���� Scenario 3a
����������������� 6.3.2���� Scenario 3b
�7����
Evolution of numbering and dialling for UPT
�8����
Number administration responsibility
�9����
National prefix option for UPT
10���� UPT service profile access
������ 10.1���� UPT access number (UPTAN)
������ 10.2���� UPT access code (UPTAC)
11���� UPT identification and authentication
requirements
������ 11.1���� UPT user authentication at the user-network interface
���������������� 11.1.1���� UPT user-network authentication with a
UPT number and PIN
���������������� 11.1.2���� UPT user-network authentication with an
E.212-based PUI
������ 11.2���� UPT user authentication at the network-network interface
������ 11.3���� Information content and structure of the PUI
������ 11.4���� Derivation of the UPT global title from the PUI
12���� Recommendation history
Annex A � Items for further study