LINK-DETECT_1.3.6.1.4.1.2011.5.25.135.2.1 hwlinkChgNeighbor

Trap Buffer Description

Link neighbor information is changed.(IfName = [ifname])

Link neighbor is deleted.

Trap Attributes

Trap Attribute	Description
Alarm or Event	Event
Trap Severity	Warning
Mnemonic Code	LINKNEIGHBORCHANGE
Trap OID	1.3.6.1.4.1.2011.5.25.135.2.1
MIB	HUAWEI-LINKDETECT-MIB
Alarm ID	This is an event trap and does not involve alarm ID.
Alarm Name	This is an event trap and does not involve alarm name.
Alarm Type	This is an event trap and does not involve alarm type.
Raise or Clear	This is an event trap and does not involve alarm generation or clearance.
Match trap	-

Trap Buffer Parameters

Parameter	Description
ifname	name of the interface.

VB Parameters

VB OID	VB Name	VB Index
1.3.6.1.2.1.31.1.1.1.1	ifName	ifIndex

Impact on the System

The system will not be affected.

Possible Causes

A neighbor deletion alarm is generated in any of the following situations:

(1) The target interface is deleted.
(2) The target subcard is removed.
(3) The target interface goes Down.
(4) The command for clearing the neighbor relationship of an interface is executed.

Procedure

After a LAD neighbor is deleted, the neighbor information needs to be delivered using a CLI or NMS command for neighbor discovery again. Other services will not be affected.