�1���
�Scope�
�2��� �References�
�3��� �Definitions��
�4��� �Abbreviations and acronyms��������
�5��� �Emergency telecommunications
(ET) and early warning description�����������
������ �5.1��� �General��
������ �5.2��� �Emergency telecommunications������
������ �5.3��� �Early warning���������
�6��� �General considerations for
emergency telecommunications and early warning���������
�7��� �General functional requirements
and capabilities����
������ �7.1��� �Emergency
telecommunications������
������ �7.2��� �Early warning���������
�8��� �Mechanisms and capabilities
supporting emergency telecommunications in NGN���
������ �8.1��� �General��
������ �8.2��� �Service stratum������
������ �8.3��� �Transport stratum��
������ �8.4��� �NGN access���������
�9��� �Mechanisms and capabilities supporting some aspects of early warning in
NGN����
������ �9.1��� �General��
������ �9.2��� �Common alerting protocol (CAP)��
10��� �Service restoration priority����������
11��� �Security����
Appendix I � Emergency telecommunications categories��� �
������ �I.1��� ��� Individual-to-authority
emergency telecommunications������
������ �I.2��� ��� Individual-to-individual
emergency telecommunications�����
������ �I.3��� ��� Authority-to-authority
emergency telecommunications�������
������ �I.4��� ��� Authority-to-individual
emergency telecommunications������
Appendix II � Example use cases for early warning alert systems��� �
����� �II.1��� �Push model
����� �II.2��� �Pull model��
Bibliography��� �