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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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ENTITYEXTTRAP_1. hwEntityHigStateDownNotify

ENTITYEXTTRAP_1. hwEntityHigStateDownNotify


ENTITYEXTTRAP/2/HGSTATEDOWN:OID [oid] Higig port state is always DOWN. (SlotID=[STRING], UnitID=[INTEGER], PortID=[STRING], PeerSlotID=[STRING], MonitorInterval=[STRING])

The HG channel state remains Down.


Alarm ID Alarm Severity Alarm Type Major communicationsAlarm(2)


Name Meaning
OID Indicates the ID of a MIB object.
SlotID Indicates the slot ID.
UnitID Indicates the chip ID.
PortID Indicates the port number of the HG channel.
PeerSlotID Indicates the slot ID of the remote card.
MonitorInterval Indicates the detection interval.

Impact on the System

The HG channel cannot forward packets normally. During inter-card traffic forwarding, packets are lost or cannot be forwarded.

Possible Causes

  • The local or remote card is not securely installed.
  • The local or remote card connector is faulty.
  • The local or remote card is faulty.


  1. Run the display device command to check whether the cards have registered normally. If the local and remote cards have registered normally, the cards have been securely installed. Otherwise, remove and reinstall the cards and then check whether this alarm persists.
  2. Remove the local and remote cards and then check whether there are bent pins. If pins of one card are bent or damaged, this card is damaged.
  3. Replace the card.
Updated: 2019-08-21

Document ID: EDOC1000142054

Views: 188943

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