Cisco NCS 2000 series Troubleshoot Manual

Clear the GAIN-LFAIL Alarm
SUMMARY STEPS
1. For the alarmed card, complete the Clear the GAIN-HDEG Alarm, on page 209 alarm.
DETAILED STEPS
For the alarmed card, complete the Clear the GAIN-HDEG Alarm, on page 209 alarm.
If the condition does not clear, log into the Technical Support Website at http://www.cisco.com/c/en/us/support/index.html
for more information or call Cisco TAC (1 800 553-2447).
GAIN-NEAR-LIMIT
Default Severity: Minor (MN), Non-Service Affecting (NSA)
Logical Objects: AOTS
The GAIN‐NEAR‐LIMIT alarm is raised against optical amplifier cards and SMR cards. It is raised when the
Automatic Power Control (APC) regulates an amplifier gain and its value reaches +2 or ‐2 dB, within the
minimum and maximum gain range. The gain check is performed automatically every hour and during the
APC run.
Clear the GAIN-NEAR-LIMIT Alarm
SUMMARY STEPS
1. GAIN‐NEAR‐LIMIT alarm clears in one of these scenarios:
DETAILED STEPS
GAIN‐NEAR‐LIMIT alarm clears in one of these scenarios:
a) To clear the alarm manually, correct the span loss changes from previous configuration. It reduces AMP gain and
clears the alarm.
b) The clear the alarm manually, diable the gain limit check by using the CTC or TL1 command.
c) The alarm clears automatically when the periodic check determines that the amplifier gain and its value is not in the
range of +2 or ‐2 dB, within the minimum and maximum gain range.
If the condition does not clear, log into the Technical Support Website at http://www.cisco.com/c/en/us/support/index.html
for more information or call Cisco TAC (1 800 553-2447).
Cisco NCS 2000 series Troubleshooting Guide, Release 11.0
212
Alarm Troubleshooting
Clear the GAIN-LFAIL Alarm

Cisco NCS 2000 series Specifications

General

Brand	Cisco
Model	NCS 2000 series
Category	Network Hardware
Language	English