光接入网络遥测技术的分析与实践

摘要：软件定义网络架构下的Telemetry遥测技术可以完成准确实时的网络测量任务，已成为网络感知的基础技术之一。介绍了Telemetry技术的发展背景，分析了光接入网络遥测关键技术——数据订阅和数据发布。中国电信的光接入网遥测实践表明，Telemetry技术采集的数据精度高、准确性好，能够满足现网需求。认为Telemetry技术将在未来自智网络、数字孪生等领域获得广泛应用。

关键词：网络遥测；网元管理；软件定义网络；光接入网络

Abstract: The telemetry technology under software defined network architecture can fulfill accurate real-time network measurement tasks, and has become one of the fundamental technologies of network awareness. The development background of telemetry technology is introduced, and the key telemetry technologies including data subscription and data publishing in optical access network are analyzed. The telemetry practice of China Telecom's optical access network has shown that telemetry technology collects data with high accuracy and can meet the needs of the current network. It’s believed that the telemetry technology will be widely applied in future fields such as intelligent networks and digital twins.

Keywords: network telemetry; network element management; software defined network; optical access network