The device comprises: acquisition module for service topological path and acquisition module for service quality data.

所述装置包括：业务拓扑路径获取模块和业务质量数据获取模块。

youdao

The device comprises: acquisition module for service topological path and acquisition module for service quality data.

所述装置包括：业务拓扑路径获取模块和业务质量数据获取模块。

youdao