Chapter 2 Alarm Message
NM Level
4
Cause
Fault occurs on the link in receive direction of local data terminal
device.
Influence
Local receiving device is abnormal.
Related Alarms
33290
Recommended
Operations
Check the link in receive direction of local data terminal device.
This alarm is called local link fault alarm in EPON project. In de-
fault, this alarm is enabled. If the alarm need to be disabled con-
figure “alarm local-link-fault disable” on OLT interface.
Alarm Description
Prototype
"Epon alarm local-link-fault occour!"
Example:
14:57:30 08/26/2008 UTC alarm 33289 occurred %EPON% Epon
alarm local-link-fault occour! sent by NPC 3
Alarm Description
Fault occurs on the link in receive direction of EPON local data
terminal device.
Supported Devices
EPON project of 4822
33290
Message No.
33290
Default Security
Level
5
Alarm Type
"CommunicationAlarm"
NM Level
4
Cause
It’s a data loading fault or other dying gasp fault. Or fault occurs
in receive direction of local data terminal device.
Influence
The optical path is abnormal.
Related Alarms
33288 33289
Recommended
Operations
Disconnect and re-connect the connection between ONU and OLT.
Register ONU again.
This alarm is called critical event alarm in EPON project. In default,
this alarm is enabled. If the alarm need to be disabled configure
“alarm critical-event disable” on OLT interface.
Alarm Description
Prototype
"Epon alarm critical-event occour!"
Example:
14:57:30 08/26/2008 UTC alarm 33290 occurred %EPON% Epon
alarm critical-event occour! sent by NPC 3
Alarm Description
It’s a data loading fault or other dying gasp fault. Or fault occurs
in receive direction of local data terminal device.
Supported Devices
EPON project of 4822
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