2-112
Cisco ONS 15327 Troubleshooting Guide, R3.4
March 2004
Chapter2 Alarm Troubleshooting
Alarm Procedures
2.6.165 SSM-RES
•Not Alarmed (NA), Non-Service Affecting (NSA)
The SSM Reserved (RES) For Network Synchronization Use condition occurs when the synchroniza tion
message quality level is changed to RES.
Note SSM-RES is an informational condition. It does not require troubleshooting.
2.6.166 SSM-SMC
•Not Alarmed (NA), Non-Service Affecting (NSA)
The SSM SONET Minimum Clock (SMC) Traceable condition occurs wh en t he sy nc hroni zat ion
message quality level changes to SMC. The login node does not use the clock becau se t he no de cann ot
use any reference beneath its internal level, which is ST3.
Note SSM-SMC is an informational condition. It does not require troubleshooting.
2.6.167 SSM-ST2
•Not Alarmed (NA), Non-Service Affecting (NSA)
The SSM Stratum 2 (ST2) Traceable condition occurs when the synchronization message quality level
is changed to ST2.
Note SSM-ST2 is an informational condition. It does not require troubleshooting.
2.6.168 SSM-ST3
•Not Alarmed (NA), Non-Service Affecting (NSA)
The SSM Stratum 3 (ST3) Traceable condition occurs when the synchronization message quality level
is changed to ST3.
Note SSM-ST3 is an informational condition. It does not require troubleshooting.
2.6.169 SSM-ST3E
•Not Alarmed (NA), Non-Service Affecting (NSA)
The SSM Stratum 3E (ST3E) Traceable condition indicates that the synchronization message quality
level is changed to ST3E from a lower level of synchronization. SSM-ST3E is a Generation 2 SSM and
is not used for Generation 1.