SONET technology in terms of low complexity and overhead, but DTM includes signaling and switching to increase the flexibility and avoid the hierarchical structure of SONET.

就低的复杂度和开销而言，DTM与SONET技术相拟，但DTM还包括信令和交换，以增加灵活性和避免SONET的层次结构。

youdao

DTM is similar to SONET technology in terms of low complexity and overhead, but DTM includes signaling and switching to increase the flexibility and avoid the hierarchical structure of SONET.

就低的复杂度和开销而言，dtm与sonet技术相拟，但dtm还包括信令和交换，以增加灵活性和避免sonet的层次结构。

youdao

DTM is similar to SONET technology in terms of low complexity and overhead, but DTM includes signaling and switching to increase the flexibility and avoid the hierarchical structure of SONET.

就低的复杂度和开销而言，dtm与sonet技术相拟，但dtm还包括信令和交换，以增加灵活性和避免sonet的层次结构。

youdao