B
Alarm Types and Causes
This appendix shows examples of probable alarm types and causes.
Table 130 Alarm Types and Causes
ALARM TYPE | PROBABLE CAUSES |
|
| |
Communications | • | Loss of signal | • | Degraded signal |
| • | Loss of frame | • | Communications subsystem failure |
| • | Framing error | • | Communications protocol error |
| • | Local node transmission error | • | LAN error |
| • | Remote node transmission error | • | |
| • | Call establishment error |
|
|
|
|
|
|
|
Quality of service | • | Response time excessive | • | Threshold crossed |
| • | Queue size exceeded | • | Performance degraded |
| • | Bandwidth reduced | • | Congestion |
| • | Retransmission rate excessive | • Resource at or nearing capacity | |
|
|
|
|
|
Processing error | • | Storage capacity problem | • | Software program abnormally |
| • | Version mismatch |
| terminated |
| • | Corrupt data | • | File error |
| • | CPU cycles limit exceeded | • | Out of memory |
| • | Software error | • | Underlying resource unavailable |
| • | Software program error | • | Application subsystem failure |
|
|
| • Configuration or customization error | |
|
|
|
|
|
Equipment | • | Power problem | • | Receive failure |
| • | Timing problem | • | Transmit failure |
| • | Processor problem | • | Output device error |
| • | Dataset or modem error | • | Input device error |
| • | Multiplexer problem | • | I/O device error |
| • | Receiver failure | • | Equipment malfunction |
| • | Transmitter failure | • | Adapter error |
|
|
|
|
|
Environmental | • | Temperature unacceptable | • | Leak detected |
| • | Humidity unacceptable | • | Pressure unacceptable |
| • | Heating/ventilation/cooling system | • | Excessive vibration |
|
| problem | • | Material supply exhausted |
| • | Fire detected | • | Pump failure |
| • | Flood detected | • | Enclosure door open |
| • | Toxic leak detected |
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| 231 |
NetAtlas Workgroup User’s Guide | |
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