ZXR10 Alarm Handling Manual
switch, alarm monitor direction and alarm threshold. In default,
this alarm is enabled and the monitor direction is up-down-link,
the value is 1( unit:10
-9
). If the alarm need to be closed con-
figure “alarm frame error- rate disable”on OLT interface. If the
monitor direction and threshold need to be modified configure the
command
alarm frame-error-rate direction
<
direction
>
tthrr
essholld
<
threshold
> on the OLT interface.
Alarm Description
Prototype
"Epon alarm frame-error-rate occour at %d in %s direction!"
%dindicate frame-error-rat value when alarm occurs.
%sindicate the monitor direction when frame-error-rat alarm oc-
curs.
The monitor directions are as follows:
uplinkindicate monitor directiononly monitor the uplink communi-
cation data forwarded from ONU to OLT.
downlinkindicate monitor directiononly monitor the downlink com-
munication data forwarded from ONU to OLT.
up-down-link indicate monitor direction monitor the uplink and
downlink communication data forwarded from ONU to OLT.
Example:
18:57:30 08/26/2008 UTC alarm 33281 occurred %EPON% Epon
alarm frame-error-rate occour at 1000 in up-down-link direction!
sent by NPC 3
Alarm Description
Frame error occurs in communication between ONU module and
OLT module.
Supported Devices
EPON project of 4822
33282
Message No.
33282
Default Security
Level
5
Alarm Type
"CommunicationAlarm"
NM Level
5
Cause
Time-slot is wrong and ONU module doesn’t forward packets in its
own time-slot.
Influence
ONU forwards data abnormally.
Recommended
Operations
Check time-slot on ONU module.
This alarm is called llid-mismatch alarm in EPON project. In de-
fault, this alarm is disabled and LLID matching fault frame thresh-
old is 5000 frames. If the alarm need to be enabled configure
“alarm llid-mismatch enable”on OLT interface. If the alarm thresh-
old need to be modified configure the command
alarm llid-mism
atch threshold
<
threshold
> on the OLT interface.
Alarm Description
Prototype
"Epon alarm llid-mismatch occour at %d!"
%dindicate llid-mismatch value when alarm occurs.
Example:
136
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