Huawei H901MPLB MA5800-X17/MA5800-X7

Supports active/standby switchover
Supports load sharing mode, doubling
processing performance
Supports ISSU, saving the upgrade
interruption time
Supports synchronization Ethernet
Supports 1588v2 and 1588ACR

Management interfaces
CON (RJ-45):RS-232 serial port
ETH (RJ-45): 10/100M Base-T maintenance network port
ESC (RJ-45): RS-485 monitoring serial port
USB: Reserved

Communication Interfaces
TX0 RX0 to TX3 RX3 (4 x SFP+/SFP 10GE/GE ports)
Used for upstream transmission or cascading