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Alarm Handling

S9300, S9300E, and S9300X V200R010C00

This document provides the explanations, causes, and recommended actions of alarms on the product.
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EOAM_Y1731_1. hwCfmVlanTwowayDelayRecovery

EOAM_Y1731_1. hwCfmVlanTwowayDelayRecovery


EOAM_Y1731/4/VLAN_2DM_UNDER_THRESHOLD:OID [OID] The result of two-way delay-measure is under the threshold. (MdIndex=[GAUGE], MaIndex=[GAUGE], RemoteMacAddress=[OPAQUE], Timestamp=[TIMETICK], DelayValue=[GAUGE], ThresholdValue=[GAUGE])

In the VLAN scenario where two-way frame delay measurement was configured and the expected alarm threshold was set, if the network delay fell below the set alarm threshold and a two-way frame delay alarm had been generated, a clear alarm was generated.


Alarm ID Alarm Severity Alarm Type Warning qualityOfServiceAlarm(3)


Name Meaning


Indicates the MIB object ID of the alarm.


Index of the MD where a two-way frame delay alarm is cleared


Index of the MA where a two-way frame delay alarm is cleared


Source MAC address contained in the DMR frame received by the local end from the remote end


Timestamp indicating the time when a two-way frame delay alarm is cleared


Delay when a two-way frame delay alarm is cleared.


An alarm threshold for two-way frame delay measurement

Impact on the System

Services will not be affected.

Possible Causes

The device in VLAN networking was enabled with two-way frame delay measurement and was configured with an expected alarm threshold, the network delay fell below the alarm threshold and a two-way frame delay alarm had been generated.


  • This alarm message is informational only, and no action is required.
Updated: 2019-08-21

Document ID: EDOC1000142054

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