Reducing Excessive Event Logging 186
Configuring Log Source Thresholds 187
Checkpointing Logs 187
Saving Log Files 188
Event ID Overview 188
Event Severities 197
Understanding Event ID Information in Logged Output 197
CHAPTER 15
Troubleshooting 199
Detecting Faulty Hardware 199
Licensing Issues 200
Using the CLI to View Status LEDs 200
Checking the LEDs on the PFU 200
Checking the LEDs on the MIO Card 202
MIO Run/Fail LED States 202
MIO Active LED States 203
MIO Redundancy LED States 204
MIO Master LED States 204
MIO Busy LED States 205
MIO – Interface Link LED States 205
MIO – Interface Activity LED States 206
Checking the LEDs on the DPC 206
DPC Run/Fail LED States 207
DPC Active LED States 208
DPC Redundancy LED States 209
Checking the LEDs on the FSC 209
FSC Run/Fail LED States 210
FSC Active LED States 211
FSC Redundancy LED States 211
FSC Drive n Activity LED States 212
Checking the LEDs on the SSC 213
SSC Run/Fail LED States 213
SSC Active LED States 214
SSC Redundancy LED States 215
SSC System Status LED States 215
ASR 5500 System Administration Guide, StarOS Release 21.4
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