Basic System Configuration Guide System Management 
Edition: 01 3HE 11010 AAAC TQZZA 473
 
Reference BITS 1
Admin Status : up
Configured Quality Level : stu
Rx Quality Level : unknown
Qualified For Use : Yes
Selected For Use : Yes
Interface Type : DS1
Framing : ESF
Line Coding : B8ZS
Output Admin Status : up
Output Reference Selected : none
Tx Quality Level :
Reference BITS 2
Admin Status : up
Configured Quality Level : stu
Rx Quality Level : unknown
Qualified For Use : No
Not Qualified Due To : LOS
Selected For Use : No
Not Selected Due To : not qualified
Interface Type : DS1
Framing : ESF
Line Coding : B8ZS
Output Admin Status : up
Output Reference Selected : none
Tx Quality Level :
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A:ALU-1#
Table 60 Show Sync-If-Timing Output Fields 
Label Description
System Status CSM A The present status of the synchronous timing equipment 
subsystem (SETS):
• Not Present
• Master Freerun 
• Master Holdover 
• Master Locked 
•Slave
• Acquiring 
Reference Input Mode Revertive — a revalidated or a newly validated reference 
source that has a higher priority than the currently selected 
reference has reverted to the new reference source
Non-revertive — the clock cannot revert to a higher priority 
clock if the current clock goes offline
Quality Level Selection Whether Quality Level Selection is enabled or disabled