Alvarion BreezeACCESS 900 Manual de Instruções descarregar pdf (Página 159)

Menus and Parameters

2-29

BreezeACCESS Version 4.5 System Manual

All Associations Lost Alarm

Severity: Major

On Conditions: No response from any SU to the last 3 polling messages, and

prior to that the average number of responding SUs was not

lower than the 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.

Tx Power Level Decrease Alarm

(not applicable if SUs use SW version lower than 4.3)

Severity: Major

On Conditions: The inverse (minus) of SU Rx Power Average Delta is higher

than SU Rx Power Decrease Threshold, and the number of

SUs that responded to the last two polling messages is at least 5.

Off Conditions: a. All alarms were cleared

-OR-

b. AU Alarms Option was disabled

Possible Problem: A transmitter fault resulting in a significant decline of the Tx

power level.

Rx Signal Strength Decrease Alarm

Severity: Major

On Conditions: The inverse (minus) of AU Rx Power Average Delta is higher

than AU Rx Power Decrease Threshold, and the number of

SUs that responded to the last two polling messages is at least 5.

Off Conditions: a. All alarms were cleared,

-OR-

b. AU Alarms Option was disabled

Possible Problem: A receiver fault.

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Alvarion BreezeACCESS 900 Manual de Instruções Página 159