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Cisco ONS 15600 SDH Troubleshooting Guide, R8.0
July 2010
Chapter 2 Alarm Troubleshooting
2.6.140 MANUAL-REQ-SPAN
When you release the manual ring request, traffic automatically switches back to working—even if the
ring is set to nonrevertive switching.
Clear the MANUAL-REQ-RING Condition
Step 1
Complete the
“Clear a MS-SPRing External Switching Command” procedure on page 2-130
Step 2
If the condition 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).
2.6.140 MANUAL-REQ-SPAN
Default Severity: Not Alarmed (NA), Non-Service-Affecting (NSA)
Logical Object: STMN
The Manual Switch Request on Ring condition occurs on MS-SPRings when a user initiates a Manual
Span command to move MS-SPRing traffic from a working span to a protect span. This condition
appears on the network view Alarms, Conditions, and History tabs. The port where the MANUAL SPAN
command was applied is marked with an “M” on the network view detailed circuit map.
Clear the MANUAL-REQ-SPAN Condition
Step 1
Complete the
“Clear a MS-SPRing External Switching Command” procedure on page 2-130
Step 2
If the condition 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).
2.6.141 MATECLK
Default Severity: Minor (MN), Non-Service-Affecting (NSA)
Logical Object: EQPT
The Mate Clock alarm occurs when the active TSC card cannot detect the clock from the standby TSC
card.
Clear the MATECLK Alarm
Step 1
In CTC, check for any alarms that indicate that there are faulty clock references, such as the
“HLDOVRSYNC” alarm on page 2-66
or the
, and resolve these
alarms.
Step 2
If the MATECLK persists, complete the
“Reset a Card with a Card Pull (Reseat)” procedure on
for the standby TSC card and wait 15 minutes.
Summary of Contents for Cisco ONS 15600 SDH
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