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H612IPMB Is Huawei HONET UA5000 IP Service Processing Board
Huawei UA5000 IP Service Board H612IPMB Overview
The H612IPMB board is an IP service processing board. The H612IPMB board aggregates and processes the broadband services, forwards the VoIP services of the PVMB board, and transmits the IP services upstream over FE or GE ports.
The H612IPMB board has the following functions:
Supports upstream aggregation.
Supports the dual-system backup.
Supports the active/standby switchover.
The version of the H612IPMB board is H612.
The corresponding relationships of IPMB ports are as follows:
0-1: GE optical upstream port
2-5: FE upstream port
6-7: Network port for connected with active/standby PVM
The basic working principles of the H612IPMB board are as follows:
The control module controls and manages other modules and performs the active/standby switchover.
The switching module and the service processing module provide FE and GE ports for switching IP services, and provide a broadband bus for connecting to the service boards.
The power module supplies power to each functional module of the board.
The clock module provides clock signals for each functional module of the board.
The ports on the H612IPMB board are located on the front panel, subboard, and transfer boards.
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