Alvarion BreezeACCESS 900 Manual de Instruções descarregar pdf (Página 158)

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BreezeACCESS Version 4.5 Operations and Administration

Manual Revision: 1.0

Association Tests

If the AU was reset 3 times because no SU became associated with it, a

No Associations critical alarm will be generated, provided that

previously the AU was associated with at least Minimum Number Of

SUs.

An All Associations Lost major alarm is generated if no response was

received by the AU to the last three polling messages, provided that

prior to that, the average number of responding SUs was not lower than

the Minimum Number Of SUs.

AU Alarms Summary

A prerequisite for all alarms except the No Associations alarm, is that

the elapsed time since last power-up (or since the AU Alarms Option

was enabled) is not lower than the Learning Period.

The AU Alarms are summarized below.

No Associations Alarm

Severity: Critical

On Conditions: Three consecutive resets due to no response from any SU, and

prior to that the AU was associated with at least Minimum

Number Of SUs.

Off Conditions: a. At lease one SU became associated with the AU

-OR-

b. All alarms were cleared,

-OR-

c. AU Alarms Option was disabled

Possible Problem: Unlocked synthesizer, very low Tx power or another major HW

problem.

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Alvarion BreezeACCESS 900 Manual de Instruções Página 158