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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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L2IFPPI_1. hwMacTrapAlarm

L2IFPPI_1. hwMacTrapAlarm


L2IFPPI/5/MACCHANGE_TRAPINFO:OID [oid] MAC address information: [OCTET].

The MAC address changed.


Alarm ID Alarm Severity Alarm Type Indeterminate equipmentAlarm(5)


Name Meaning
oid Indicates the ID of a MIB object.
OCTET Indicates TypeIfindexVlaninvalidVlanidMac-address. The fields are described as follows:
  • Type: reason why MAC addresses change. 01 indicates MAC address learning; 02 indicates MAC address aging.
  • Ifindex: index of the interface that sends the MAC address change alarm.
  • Vlaninvalid: VLAN tag. The value 1 indicates that the MAC address is learned in VLAN.
  • Vlanid: VLAN ID.
  • Mac-address: MAC address.

A sample of the alarm message: L2IFPPI/5/MACCHANGE_TRAPINFO:OID Mac address information:0200000006103e80000111105ee.

The fields in the alarm are described as follows:
  • 02: MAC address aging.
  • 00000006: interface index.
  • 1: MAC address is learned in VLAN.
  • 03e8: The decimal notation of this value is 1000. That is, this field indicates VLAN 1000.
  • 0000111105ee: MAC address that is aged out.

Impact on the System


Possible Causes

The device learned the MAC address or the MAC address was aged.


  1. This alarm is informational only, and no action is required.

Related Information


Updated: 2019-08-21

Document ID: EDOC1000142054

Views: 184584

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