Table of Contents

1���� Scope����������
�2���� References
�3���� Definitions
������� 3.1���� Terms defined elsewhere�������
������� 3.2���� Terms defined in this Recommendation�����������
�4���� Abbreviations and acronyms�������������
�5���� Conventions������������
�6���� Reference architecture�������
�7 ����Operating wavelength���������
�8���� X/S tolerance of G-PON ONU������������
Appendix I � Example of WDM1, WDM1r, CEx and CEMx characteristics����
Appendix IIExamples of wavelength allocation for NGA services� and video distribution services����
������ II.1���� Introduction��
������ II.2���� Case 1: Integrated filter for video���������
������ II.3���� Case 2: Discrete WDM filter for video�
Appendix III Methods for calculating required isolation for WDM/CE/CEM devices����
Appendix IV � Multi-PON module with integrated WDM�� ��
Appendix V � Wavelength coexistence using M:N splitter����
Bibliography����