---
oid: "1.3.6.1.4.1.3320.9.63.1.5.5.2.1"
short-description: "portSecurityMacChangeNotification NOTIFICATION-TYPE"
last-modified: "2026-10-12"
parent-oid: "1.3.6.1.4.1.3320.9.63.1.5.5.2"
---

## OID: `1.3.6.1.4.1.3320.9.63.1.5.5.2.1`

```asn1
{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) 3320 bdMgmt(9) nmsIfMIB(63) nmsIfObjects(1) ifSecurity(5) portSecurityBindMac(5) portSecurityBindMacNotifications(2) portSecurityMacChangeNotification(1)}
```

### Description

```asn1
portSecurityMacChangeNotification NOTIFICATION-TYPE
OBJECTS {portSecurityMacChangeInfo}
STATUS mandatory
DESCRIPTION
"The agent generates this notification when bind mac address change."
```

**Classification:** MIB object for network management

### Child OIDs

No child OID

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