---
oid: "1.3.6.1.4.1.326.2.10.2.2.5.4.1.3"
short-description: "sonetAtmUncorrectableHCSs OBJECT-TYPE"
last-modified: "2025-11-13"
parent-oid: "1.3.6.1.4.1.326.2.10.2.2.5.4.1"
---

## OID: `1.3.6.1.4.1.326.2.10.2.2.5.4.1.3`

```asn1
{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) 326 systems(2) stackSwitch(10) stackAtmUplink(2) uplinkInfoGroup(2) sonetStatsGroup(5) sonetAtmTable(4) sonetAtmEntry(1) sonetAtmUncorrectableHCSs(3)}
```

### Description

```asn1
sonetAtmUncorrectableHCSs OBJECT-TYPE
SYNTAX Counter
ACCESS read-only
STATUS mandatory
DESCRIPTION
"The number of uncorrectable Header Check Sequence (HCS)
error events that occurred since the port was reset. The HCS
is a CRC-8 calculation over the first 4 octets of the ATM
cell header."
```

**Classification:** MIB object for network management

### Child OIDs

No child OID

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