3Com S7902E, Configuration Manual

Page: 342 / 2621

5-11
To do... Use the command... Remarks
Enable the ONU over limitation
alarm function
alarm onu-over-limitation
enable
Optional
The system generates an ONU
over limitation alarm when the
total number of ONUs
connected with the OLT
exceeds the limit.
By default, this function is
enabled.
Configuring Alarms on an ONU Port
Follow these steps to configure alarms on an ONU port:
To do... Use the command... Remarks
Enter system view
system-view
—
Enter ONU port view
interface onu
interface-number
—
Enable the error symbol period
alarm function
alarm oam
error-symbol-period enable
Optional
The system generates an error
symbol period alarm when the
number of error frames in a
specific period (that is, the
window size) exceeds the
corresponding predefined
threshold.
By default, this function is
enabled.
Enable the error frame period
alarm function
alarm oam
error-frame-period enable
Optional
The system generates an error
frame period alarm when the
number of error frames in a
specific period (that is, the
window size) exceeds the
corresponding predefined
threshold.
By default, this function is
enabled.
Configure the window size and
threshold for error frame period
alarms
alarm oam
error-frame-period
{
window
window
|
threshold threshold
}
*
Optional
When the alarm threshold is set
to 0, a lot of alarms are
generated immediately. Since
alarm events are carried in the
OAM packets, a lot of OAM
packets are generated. In this
case, OAM packets may be
lost.
By default, the window size is 1
second, and the alarm
threshold is 20 frames.