Huawei SE2900 - Page 26

HUAWEI SE2900 Session Border Controller
Hardware Description
1 Service Processing Device
Issue 01 (2016-01-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
22
Figure 1-19 F8002 subrack logical structure

The MXUs implement subrack management and data exchange in the subrack.

The MXUs work in active/standby mode. Only the active MXU executes management
tasks. The MXUs also manage the two fan trays through the RS485 bus and the two AC
PSUs through the Inter-integrated circuit (I2C) bus.

The service data and signaling data from a service board is forwarded in eFabric
channels to the MXUs through the backplane. The MXUs then forward the data to
another service board.

The management data from a service board is forwarded in Base channels to the MXUs
through the backplane. The MXUs then forward the data to another service board.
Hardware and Software Compatibility
Table 1-13 lists the boards that can be used in F8002 subracks.
Table 1-13 Types of boards in the F8002 subrack
MXU Type
Compatible Service
Board Type
Compatibility Rule
MXU

SPU

VPU
-
Technical Specifications
Table 1-14 lists the technical specifications of the F8002 subrack.