5.4.2 Function and Application
Function Description
The FSUA provides the following functions:
l Enhancing Ethernet OAM and BFD
l Ensuring security of the CPU on the SRU
l Storing and querying the board information
Application
The FSUA is installed on the SRU.
It is an optional subcard on the SRU of the S9312 and S9306, and can be removed and installed
flexibly.
Users can choose to install the FSUA according to the service requirement, which improves the
flexibility and expansibility of services.
NOTE
When the FSUA needs to be used, both the master and slave SRUs must be installed with an FSUA.
5.4.3 Panel
Figure 5-12 shows the appearance of the FSUA panel.
Figure 5-12 Appearance of the FSUA panel
Table 5-22 describes the buttons and indicators on the FSUA panel.
Table 5-22 Description of the buttons and indicators on the FSUA panel
Indicator/Button
Color Description
RUN Green If the indicator is on, it indicates that the
FSUA is installed and is powered on.
If the indicator is off, it indicates that the
FSUA is not installed.
Quidway S9300 Terabit Routing Switch
Hardware Description 5 Boards
Issue 01 (2010-12-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
5-25
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