3Com S7906E - Switch, Configuration Manual

Page: 334 / 2621

5-3
To do... Use the command... Remarks
Enable the device fatal error
alarm function
alarm device-fatal-error
enable
Optional
By default, this function is
enabled.
Enable the frame error rate
alarm function
alarm frame-error-rate
enable
Optional
When the total number of error
frames or the error frame rate
of the data transferred between
the OLT and ONUs exceeds
the alarm threshold, a frame
error rate alarm occurs.
By default, this function is
enabled.
Configure the monitor direction
and threshold for frame error
rate alarms
alarm frame-error-rate
{
direction
{
uplink
|
downlink
|
up-down-link
} |
threshold
threshold
}
*
Optional
By default, the monitor direction
is
up-down-link
, and the
threshold of frame error rate
alarms is 1 (the unit is 10
-9
).
Enable the LLID mismatch
frame alarm function
alarm llid-mismatch enable
Optional
The system generates an LLID
mismatch frame alarm when
the time slots are used in
disorder, that is, an ONU uses
another ONU's time slot to
forward data.
By default, this function is
disabled.
Configure the threshold for
LLID mismatch frame alarms
alarm llid-mismatch
threshold threshold
Optional
By default, the threshold of
LLID mismatch alarms is 5000
frames.
Enable the local stable alarm
function
alarm local-stable enable
Optional
The system generates a local
stable alarm when an ONU
misuse occurs in the system,
for example, when an OAM 2.0
ONU and an OAM 3.3 ONU are
mixed in the same system. (All
ONUs in the same system must
adopt the same OAM version).
This alarm is generated at the
OLT side.
By default, this function is
enabled.
Enable the critical event alarm
function
alarm oam critical-event
enable
Optional
The system generates a critical
event alarm when one of the
following critical events occurs:
local link fault and dying gasp.