Have the function of ATM or Ethernet mapping to SDH Virtual Container.
具有AT M业务或以太网业务映射到SDH虚容器的指配功能。
It has primarily below some characteristics:Have a batch of connects based on the requests of SDH system, include to multiplexing, pointer, cross, mapping…etc.
它主要有以下一些特点：有一批基于SDH体制要求的接口，包含有复用、指针、交叉、映射等处理平台；
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