Cisco ONS 15600 SDH Troubleshooting Manual page 6

Contents
Alarm Troubleshooting
2
C H A P T E R
Cisco ONS 15600 SDH Troubleshooting Guide, R8.0
vi
1.7.8 Username or Password Mismatch
Verify Correct Username and Password
1.7.9 Superuser Password Needs to Be Reset
Reset the ONS 15600 SDH Password
1.7.10 No IP Connectivity Exists Between Nodes
1.7.11 DCC Connection Lost
1.7.12 Loss of IP Communication Between Nodes on an OSPF LAN
1.8 Circuits and Timing
1-66
1.8.1 ONS 15600 SDH Switches Timing Reference
1.8.2 Holdover Synchronization Alarm
1.8.3 Free-Running Synchronization Mode
1.8.4 Daisy-Chained BITS Not Functioning
1.8.5 Circuits Remain in PARTIAL Status
Repair Circuits
1-69
1.9 Fiber and Cabling
1-69
1.9.1 Bit Errors Appear for an Optical Traffic Card
1.9.2 Faulty Fiber-Optic Connections
Verify Fiber-Optic Connections
Crimp Replacement CAT-5 Cables
1.9.3 Optical Traffic Card Transmit and Receive Levels
1.10 Power Supply Problems
Isolate the Cause of Power Supply Problems
2-1
2.1 Alarm Indexes by Default Severity
2.1.1 Critical Alarms (CR)
2.1.2 Major Alarms (MJ)
2.1.3 Minor Alarms (MN)
2.1.4 Not Alarmed (NA) Conditions
2.1.5 Not Reported (NR) Conditions
2.2 Alarms and Conditions Listed by Alphabetical Entry
2.3 Alarm Logical Objects
2.4 Alarm List by Logical Object Type
2.5 Trouble Notifications
2.5.1 Alarm Characteristics
2.5.2 Condition Characteristics
2.5.3 Severities
2-11
2.5.4 Alarm Hierarchy
2.5.5 Service Effect
1-63
1-64
1-64
1-64
1-66
1-67
1-68
1-68
1-68
1-70
1-70
1-72
1-74
2-1
2-1
2-2
2-2
2-3
2-4
2-7
2-8
2-11
2-11
2-11
2-12
2-14
1-65
1-66
1-66
1-70
1-74
1-75
2-4
July 2010