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14 Contents
11 Monitoring and Logging System
Information . . . . . . . . . . . . . . . . . . . . . . 243
System Monitoring Overview . . . . . . . . . . . . . 243
What System Information Is Monitored?
. . . . . 243
Why Is System Information Needed?. . . . . . . 244
Where Are Log Messages Sent? . . . . . . . . . 244
What Are the Severity Levels?
. . . . . . . . . . 245
What Are the System Startup and Operation
Logs?
. . . . . . . . . . . . . . . . . . . . . . . 245
What Is the Log Message Format? . . . . . . . . 246
What Factors Should Be Considered When
Configuring Logging?
. . . . . . . . . . . . . . . 247
Default Log Settings
. . . . . . . . . . . . . . . . . . 248
Monitoring System Information and Configuring
Logging (Web)
. . . . . . . . . . . . . . . . . . . . . 249
Device Information
. . . . . . . . . . . . . . . . 249
System Health
. . . . . . . . . . . . . . . . . . . 251
System Resources
. . . . . . . . . . . . . . . . 252
Unit Power Usage History . . . . . . . . . . . . 253
Integrated Cable Test for Copper Cables . . . . . 254
Optical Transceiver Diagnostics
. . . . . . . . . 255
Log Global Settings
. . . . . . . . . . . . . . . . 257
RAM Log . . . . . . . . . . . . . . . . . . . . . 258
Log File
. . . . . . . . . . . . . . . . . . . . . . 259
Syslog Server
. . . . . . . . . . . . . . . . . . . 259
Email Alert Global Configuration . . . . . . . . . 262
Email Alert Mail Server Configuration
. . . . . . 262
Email Alert Subject Configuration . . . . . . . . 264
Email Alert To Address Configuration. . . . . . . 265
Email Alert Statistics
. . . . . . . . . . . . . . . 266