Cisco NCS 2000 series Troubleshoot Manual

node is raising an alarm to indicate a signal failure; all nodes downstream from it only raise some type of AIS.
This condition clears when you resolve the problem on the upstream node.
Clear the AIS Condition
SUMMARY STEPS
1. Determine whether there are alarms such as LOS on the upstream nodes and equipment or if there are
OOS,MT (or Locked,maintenance), or OOS,DSBLD (or Locked,disabled) ports.
2. Clear the upstream alarms using the applicable procedures in this chapter.
DETAILED STEPS
Step 1 Determine whether there are alarms such as LOS on the upstream nodes and equipment or if there are OOS,MT (or
Locked,maintenance), or OOS,DSBLD (or Locked,disabled) ports.
Step 2 Clear the upstream alarms using the applicable procedures in this chapter.
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).
AIS-L
Default Severity: Not Reported (NR), Non-Service-Affecting (NSA),
logical Objects: OCN, TRUNK
The AIS Line condition indicates that this node is detecting line-level AIS in the incoming signal. This alarm
is secondary to another alarm occurring simultaneously in an upstream node.
This condition can also be raised in conjunction with the TIM-S alarm if AIS-L is enabled.
Clear the AIS-L Condition
SUMMARY STEPS
1. Complete the Clear the AIS Condition, on page 116 procedure.
DETAILED STEPS
Complete the Clear the AIS Condition, on page 116 procedure.
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
116
Alarm Troubleshooting
Clear the AIS Condition

Cisco NCS 2000 series Specifications

General

Brand	Cisco
Model	NCS 2000 series
Category	Network Hardware
Language	English