
The following table lists the description of each value.
Value
Description
Synchronous Source
Unavailable
Indicates that the SSM protocol is disabled and the S1 byte
synchronization quality information output by the
synchronous source is not available.
Quality Unknown
Indicates that the SSM protocol is started but the S1 byte
synchronization quality information output by the
synchronous source is unknown.
G.811 Reference Clock
Indicates that the SSM protocol is started and the S1 byte
synchronization quality information output by the
synchronous source is the G.811 reference clock.
G.812 Transit Clock
Indicates that the SSM protocol is started and the S1 byte
synchronization quality information output by the
synchronous source is the G.812 transit clock.
G.812 Local Clock
Indicates that the SSM protocol is started and the S1 byte
synchronization quality information output by the
synchronous source is the G.812 local clock.
SDH equipment timing
source (SETS) signal
Indicates that the SSM protocol is enabled and the S1 byte
synchronization quality information output by the
synchronous source is the synchronous equipment timing
source (SETS) clock.
Configuration Guidelines
None.
Relationship with Other Parameters
None.
Related Information
None.
7.127 NE Clock Working Mode
Description
The
NE Clock Working Mode
parameter is used to set the current working mode of the system
clock to the normal, holdover or free-run mode.
Impact on the System
The system running is not affected.
7 List of Parameters
OptiX OSN 550 Multi-Service CPE Optical Transmission
System
Configuration Guide
7-104
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Copyright © Huawei Technologies Co., Ltd.
Issue 02 (2011-06-30)