Efabric Topology Structure - Huawei SE2900 Hardware Description

HUAWEI SE2900 Session Border Controller
Hardware Description
Topology
The dual-star topology is used for Base plane connections. The Base plane works as follows:
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1.5.3 eFabric Topology Structure

Functions
The enhanced Fabric (eFabric) plane transmits service data in the system.
Figure 1-25
Figure 1-25 eFabric plane connections
Topology
The dual-star topology is used for eFabric plane connections. The eFabric plane works as
follows:
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Issue 01 (2016-01-15)
The Base plane connects to each service board slot through the backplane.
The Base plane connects to the MXUs in other subracks through the Base port on the
panel to implement cascading.
The Base channel between the two MXUs enhances communication reliability. Service
processing is not affected if one Base channel becomes unavailable for any service
board.
shows the eFabric plane connections.
All service boards are connected to the MXUs through the eFabric plane. The MXUs
exchange the service data for service boards.
The eFabric channel between the two MXUs enhances communication reliability.
Service processing is not affected if one eFabric channel becomes unavailable for any
service board.
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