On 26 May 2025, the Science and Technology Department of the Ministry of Industry and Information Technology (MIIT) opened a consultation on the recommended national standard "Testing Methods for Access Network Equipment – Interoperability of 10Gbit/s Asymmetric/Symmetric Passive Optical Network (XG-PON/XGS-PON)" (20240431-T-339) until 3 June 2025. This standard outlines interoperability testing methods for XG-PON and XGS-PON systems, covering Administration and Maintenance (PLOAM) messages, the ONT Management and Control Interface (OMCI) protocol, service configuration, performance management, fault management, and security management. Designed for telecoms, broadcasting, and vertical industries, this recommended standard applies to the research and development, production, and testing of XG-PON/XGS-PON equipment.
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