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H3C Technologies H3C S7500E Series Switches User Manual

Page 88

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6-3

To do...

Use the command...

Remarks

Enable the port bit error rate alarm

function

alarm port bit-error-rate enable

Optional

When both the total number of

error bits and bit error rate of the

data transferred between the OLT

and ONUs exceed the alarm

thresholds, a port bit error rate

alarm occurs.

By default, this function is enabled.

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.