Detailed Product Description 155M/622M SDH Transmission System,MSTP,MSAP1.OverviewF10-155S is a STM-1 optical transmission system, whose technical performances are fully complied with ITU-T and SDH recommendations. This system is benefit of high integration, flexible construction and strong network adaptability, etc. F10-155S provides two 155.52Mb/s aggregate line interfaces of A and B, ...