Huawei optix OSN 1500

OSN 1500: STM-16 / STM-4 / STM-1 level Hybrid MSTP Platform
60G TDM / 8G Packet universal switch capacity, with 12 service slots
High Reliability with network level, equipment level and service level protection
TDM and Packet Hybrid transport, dynamic bandwidth sharing

Supports Mesh networking with plug-and-play network nodes
Supports dynamic increase of rate and capacity
Supports various networking topologies, including chain, ring, tangent rings, intersecting rings, etc
Supporting maximum 1 STM-16 four-fiber MSP rings, 2 STM-16 two-fiber MSP rings, 4 STM-4 four-fiber MSP rings, 9 STM-4 two-fiber MSP rings