No relevant resource is found in the selected language.

This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Read our privacy policy>Search


To have a better experience, please upgrade your IE browser.


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.

Rate and give feedback:
Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
IFNET_1. linkDown

IFNET_1. linkDown


IFNET/1/IF_LINKDOWN: OID [oid] Interface [interface-index] turned into DOWN state.(AdminStatus=[INTEGER],OperStatus=[INTEGER],InterfaceName=[OCTET])

The status of the link protocol on the interface became Down.


Alarm ID Alarm Severity Alarm Type Critical other(1)


Name Meaning


Indicates the MIB object ID of the alarm.


Indicates the interface index.


Indicates the admin status, which means whether the interface has been disabled.
  • 1: undo shutdown
  • 2: shutdown


Indicates the operating status, which means the link layer protocol status of the interface.
  • 1: Up
  • 2: Down


Indicates the interface name.

Impact on the System

The interface cannot forward packets normally.

Possible Causes

Cause 1:

The interface became Down and the link was disconnected.

Cause 2:

The VLANIF interface is deleted.


  1. If the VLANIF interface is deleted, this trap message is informational only. No action is required, go to Step 7.
  2. Run the display this command in the interface view to check whether interfaces on both ends are shut down.

    • If so, go to Step 3.

    • If not, go to Step 4.

  3. Run the undo shutdown command in the interface view to check whether the alarm is cleared.

    • If so, go to Step 7.

    • If not, go to Step 4.

  4. Check whether the cable and optical module are loosened or dropped.

    • If so, go to Step 6.

    • If not, go to Step 5.

  5. Connect the physical link correctly and then check whether the alarm is cleared.

    • If so, go to Step 7.

    • If not, go to Step 6.

  6. Collect alarm information and configuration information, and then contact technical support personnel.
  7. End.
Updated: 2019-03-06

Document ID: EDOC1100041475

Views: 108340

Downloads: 68

Average rating:
This Document Applies to these Products

Related Version

Related Documents

Previous Next