ZyXEL Communications Version 1.03 - Manual (Page 231)

NetAtlas Workgroup User’s Guide
231
A
P P E N D I X
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
• Loss of frame
• Framing error
• Local node transmission error
• Remote node transmission error
• Call establishment error
• Degraded signal
• Communications subsystem failure
• Communications protocol error
• LAN error
• DTE-DCE interface error
Quality of service • Response time excessive
• Queue size exceeded
• Bandwidth reduced
• Retransmission rate excessive
• Threshold crossed
• Performance degraded
• Congestion
• Resource at or nearing capacity
Processing error • Storage capacity problem
• Version mismatch
• Corrupt data
• CPU cycles limit exceeded
• Software error
• Software program error
• Software program abnormally
terminated
• File error
• Out of memory
• Underlying resource unavailable
• Application subsystem failure
• Configuration or customization error
Equipment • Power problem
• Timing problem
• Processor problem
• Dataset or modem error
• Multiplexer problem
• Receiver failure
• Transmitter failure
• Receive failure
• Transmit failure
• Output device error
• Input device error
• I/O device error
• Equipment malfunction
• Adapter error
Environmental • Temperature unacceptable
• Humidity unacceptable
• Heating/ventilation/cooling system
problem
• Fire detected
• Flood detected
• Toxic leak detected
• Leak detected
• Pressure unacceptable
• Excessive vibration
• Material supply exhausted
• Pump failure
• Enclosure door open