TN4 is a 4-way OTU2 hybrid line board, supporting access to 4x 10GE services through the backplane (mapped to 32 virtual interfaces based on interfaces and VLANs) and 4 channels of STM-16 services, which aggregates to 4 channels of OTU2 services and uplinks to the OTN network.
The MS8100 series is a high-security full-service access transmission platform dominated by key account service. It supports OTN cross-connect, MPLS-TP packet switching and SDH cross-connect, with high integration, full-service access capability and flexible three-core cross-scheduling capability, to meet the needs of multiple services and high network security.