Clear The Ssm-Fail Alarm; Ssm-Off; Clear The Ssm-Off Condition; Ssm-Prs - Cisco ONS 15310-CL Troubleshooting Manual

Chapter 1 Alarm Troubleshooting

Clear the SSM-FAIL Alarm

Verify that SSM is enabled on the external timing source.
Step 1
If timing is enabled, use an optical test set to determine that the external timing source is delivering SSM.
Step 2
For specific procedures to use the test set equipment, consult the manufacturer.
Always use the supplied electrostatic discharge wristband when working with a powered ONS 15310-CL
Caution
or ONS 15310-MA.
Step 3 If the alarm does not clear, log into the Technical Support Website at http://www.cisco.com/techsupport
for more information or call Cisco TAC (1 800 553-2447).

1.7.214 SSM-OFF

The SSM Off condition applies to references used for timing the node. It occurs when the SSM for the
reference has been turned off. The condition is raised when the ONS system is set up to receive SSM,
but the timing source is not delivering SSM messages.

Clear the SSM-OFF Condition

Complete the
Step 1
If the condition does not clear, log into the Technical Support Website at
Step 2
http://www.cisco.com/techsupport for more information or call Cisco TAC (1 800 553-2447).

1.7.215 SSM-PRS

The SSM Primary Reference Source (PRS) Traceable condition occurs when the SSM transmission level
is changed to Stratum 1 Traceable.
SSM-PRS is an informational condition. It does not require troubleshooting.
Note

1.7.216 SSM-RES

78-17235-01
Default Severity: Not Alarmed (NA), Non-Service-Affecting (NSA)
SONET Logical Objects: BITS, DS1, OCN
"Clear the SSM-FAIL Alarm" procedure on page
Default Severity: Not Alarmed (NA), Non-Service-Affecting (NSA)
SONET Logical Objects: BITS, DS1, NE-SREF, OCN
Default Severity: Not Alarmed (NA), Non-Service-Affecting (NSA)
SONET Logical Objects: BITS, DS1, NE-SREF, OCN
Cisco ONS 15310-CL and Cisco ONS 15310-MA Troubleshooting Guide, R7.0
1.7.214 SSM-OFF
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