Cisco ONS 15310-MA Troubleshooting Manual page 141

Chapter 2 Alarm Troubleshooting
Clear the TX-RAI Condition
Complete the
Step 1
If the condition does not clear, log into the Technical Support Website at
http://www.cisco.com/cisco/web/support/index.html for more information or call Cisco TAC (1 800
553-2447).
2.7.230 HP-UNEQ
An SLMF UNEQ Path alarm occurs when the path does not have a valid sender. The HP-UNEQ indicator
is carried in the C2 signal path byte in the SDH overhead. The source of the problem is the node that is
transmitting the signal into the node reporting the HP-UNEQ.
The alarm could result from an incomplete circuit or an empty VC tunnel. HP-UNEQ occurs in the node
that terminates a path.
Note If a newly created circuit has no signal, an HP-UNEQ alarm is reported on the STM1 ports and the
"AU-AIS" condition on page 2-20
circuit carries a signal.
Clear the HP-UNEQ Alarm
In node view, click View > Go to Network View.
Step 1
Right-click the alarm to display the Select Affected Circuits shortcut menu.
Step 2
Click Select Affected Circuits.
Step 3
When the affected circuits appear, look in the Type column for VTT, which indicates a VC tunnel circuit.
Step 4
A VC tunnel with no VCs assigned could be the cause of an HP-UNEQ alarm.
If the Type column does not contain VTT, there are no VC tunnels connected with the alarm. Go to
Step 5
Step
If the Type column does contain VTT, attempt to delete these rows by completing the following steps:
Step 6
Note
a.
b.
c.
78-18663-01
"Clear the TX-AIS Condition" procedure on page
Default Severity: Critical (CR), Service-Affecting (SA)
SDH Logical Objects: VCMON-HP, VCTRM-HP
7.
The node does not allow you to delete a valid VC tunnel or one with a valid VC circuit inside.
Click the VC tunnel circuit row to highlight it. Complete the
page 2-154.
If an error message dialog box appears, the VC tunnel is valid and not the cause of the alarm.
If any other columns contain VTT, repeat
is reported on the terminating ports. These alarms clear when the
Step 6.
Cisco ONS 15310-MA SDH Troubleshooting Guide, Release 9.0
Alarm Procedures
2-140.
"Delete a Circuit" procedure on
2-141