Chapter 5

Troubleshooting and maintenance

 

Chapter contents

 

 

Introduction

82

Troubleshooting during initial deployment

82

General fault analysis

83

Matrix Switch test tools

86

Loopback test modes for the STM-1 port

86

Facility Loop [sonetFacilityLoop(1)]

87

Terminal loop [sonetTerminalLoop(2)]

88

Other Loop [sonetOtherLoop(3)]

90

SDH section trace and path trace

90

Sections and paths

91

Section trace

..............................................................................................................................................

91

Path trace

92

Number of paths per frame

93

Periodic maintenance

94

Calibration

94

Maintenance

94

Replacing the Model 6511RC

94

Exporting the current Model 6511RC configuration

94

Removing the defective Model 6511RC

97

Installing the replacement Model 6511RC

98

Importing a saved configuration

98

Completing the installation

99

81

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Patton electronic 6511RC user manual Troubleshooting and maintenance