---
oid: "1.3.6.1.4.1.318.1.4.2.9"
asn1-notation: "{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) 318 products(1) experimental(4) apcDiscovery(2) apcDiscoveryDeviceAlarmStateChangeCount(9)}"
description: "number of changes to the alarm state table. This number starts at zero and increases by one for each change to the table"
last-modified: "2026-04-29"
tags: [oid-repository]
---

## OID: `1.3.6.1.4.1.318.1.4.2.9` (last updated: 2026-04-29)

```asn1
{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) 318 products(1) experimental(4) apcDiscovery(2) apcDiscoveryDeviceAlarmStateChangeCount(9)}
```

### Description

number of changes to the alarm state table. This number starts at zero and increases by one for each change to the table

**Classification:** MIB object for network management

### Child OIDs

No child OID

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**Note to implementers:**: The OID repository is constantly updated but does not necessarily store the latest (or most accurate) version of this formal description. For an implementation, it is recommended to search the web for a more recent description. If this is the case, please update the above description.