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Alarm Handling

AR100, AR120, AR160, AR1200, AR2200, AR3200, and AR3600 V300R003

This document provides the trap description, attributes, parameters, impact on the system, possible causes, procedures, and references. This document provides a complete set of traps, through which intended readers are kept of the running status of the device so as to locate faults.

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MGMD_1. hwMgmdGMPGlobalLimitClear

MGMD_1. hwMgmdGMPGlobalLimitClear


MGMD/3/hwmgmdgmpgloballimitclear:OID [oid] The new report message can be processed because the number of IGMP or MLD group memberships in this instance falls below the upper limit. (GroupAddressType=[integer], SrcAddr=[binary], GrpAddr=[binary], LimitCnt=[integer], InstanceName=[string])

The number of global Internet Group Management Protocol (IGMP) or Multicast Listener Discovery (MLD) entries for the groups in an instance fell below the upper threshold, and new hosts can join the groups.


Alarm ID Alarm Severity Alarm Type




Name Meaning


Indicates the MIB object ID of the alarm.


Indicates the inetAddressType of group address. The value can be:
  • 1: IPv4 address

  • 2: IPv6 address


Source address contained in a Report message


Group address contained in a Report message


Upper threshold for the number of IGMP or MLD entries in an instance


Name of the instance

Impact on the System


Possible Causes

The number of global IGMP or MLD entries for the groups in an instance fell below the upper threshold.


  1. This alarm is informational only, and no action is required.
Updated: 2019-03-06

Document ID: EDOC1100041475

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