The present invention provides a method of multicast service quality and optical line terminal and optical network unit, the method comprises: optical line terminal selected one or more monitoring special multicast group, the monitoring parameters of the multicast group to send special optical network unit is specified; the optical line terminal to the multicast source send the monitoring special multicast multicast group join packet monitoring, multicast service receives the multicast source sends multicast and the join package of the flow, the flow monitoring multicast service optical network unit sent to the designated optical network unit; the designated receiving the multicast monitoring business flow, quality according to the monitoring parameters of special multicast group to the multicast traffic flow detection monitoring. According to the invention, multicast video quality provided to a user can be monitored in a timely manner.
【技术实现步骤摘要】
【技术保护点】
１．一种检测组播业务质量的方法，包括：光线路终端选定一个或多个监控专用组播组，将所述监控专用组播组的特征参数发送给指定的光网络单元；所述光线路终端向组播源发送所述监控专用组播组的组播加入包，接收到所述组播源发送的与所述组播加入包对应的监控组播业务流后，将所述监控组播业务流发送给所述指定的光网络单元；所述指定的光网络单元接收到所述监控组播业务流后，根据所述监控专用组播组的特征参数对所述监控组播业务流的质量进行检测。
【技术特征摘要】
【专利技术属性】
技术研发人员：张平，戴荣圣，
申请(专利权)人：中兴通讯股份有限公司，
类型：发明
国别省市：94
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