Huawei SmartAX MA5600T Hardware Description page 243

SmartAX MA5600T/MA5603T/MA5608T Multi-service
Access Module
Hardware Description
Working Principle
Figure 3-14 Working principle of the H801SCUL board
The basic working principle of the H801SCUL board is as follows:
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Issue 24 (2018-07-30)
The control module manages the H801SCUL board and service boards, and
communicates with the fan tray through the extended serial port.
The power module supplies power to other functional modules of the board.
The clock module provides clock signals for other functional modules of the board.
The switching module provides the GE/10GE port to switch and aggregate services at
Layer 2 or Layer 3.
– Providing 16 GE/10GE ports to implement GE/10GE switching on each service
board
– Providing two GE/10GE ports for upstream transmission using the upstream board.
– Providing two GE/10GE ports for upstream transmission using the upstream board
(in the second of the two slots for the upstream board). Either the last GE/10GE
port or daughter board can be used for upstream transmission, which is controlled
by the electronic switch.
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