DOCS-IF31-MIB :: docsIf31CmtsUsOfdmaDataIucStatsCorrectedCodewords

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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docsIf31CmtsUsOfdmaDataIucStatsCorrectedCodewords

Module: DOCS-IF31-MIB

OID (symbolic): DOCS-IF31-MIB::docsIf31CmtsUsOfdmaDataIucStatsCorrectedCodewords

OID (numeric): 1.3.6.1.4.1.4491.2.1.28.1.24.1.5

Node type: OBJECT-TYPE

Type: Counter64

Access: read-only

Description: This attribute contains the count of codewords received on this channel using this Data IUC that failed the pre-decoding syndrome check, but passed the post-decoding syndrome check.

Discontinuities in the value of this counter can occur at reinitialization of the managed system, and at other times as indicated by the value of docsIf31CmtsUsOfdmaDataIucStats- CtrDiscontinuityTime.

What is docsIf31CmtsUsOfdmaDataIucStatsCorrectedCodewords?

A 64-bit counter of codewords received on this upstream OFDMA channel using this Data IUC that failed the pre-decoding syndrome check but were successfully corrected (passed post-decoding), aggregated across all modems using that IUC. A rising corrected-codeword rate for a specific IUC is an early sign that modems using that particular modulation tier are seeing marginal signal quality; the counter can reset on system reinitialization.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.4491.2.1.28.1.24.1.5
snmpwalk -v2c -c public <target> DOCS-IF31-MIB::docsIf31CmtsUsOfdmaDataIucStatsCorrectedCodewords

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.4491.2.1.28.1.24.1.5.1
snmpget -v2c -c public <target> DOCS-IF31-MIB::docsIf31CmtsUsOfdmaDataIucStatsCorrectedCodewords.1

Start monitoring DOCSIS 3.1 cable modem/CMTS-CCAP (OFDM/OFDMA channels, vendor-neutral CableLabs standard) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the DOCS-IF31-MIB::docsIf31CmtsUsOfdmaDataIucStatsCorrectedCodewords OID value, configure state conditions and alerts, and monitor any DOCSIS 3.1 cable modem/CMTS-CCAP (OFDM/OFDMA channels, vendor-neutral CableLabs standard) from a single console.

OID Breakdown

Upper-level ancestors (9 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.4privateAirPair-MIB
1.3.6.1.4.1enterprisesAirPair-MIB
1.3.6.1.4.1.4491cableLabsCLAB-DEF-MIB
1.3.6.1.4.1.4491.2clabProjectCLAB-DEF-MIB
1.3.6.1.4.1.4491.2.1clabProjDocsisCLAB-DEF-MIB
Numeric OIDNameModule
1.3.6.1.4.1.4491.2.1.28docsIf31MibDOCS-IF31-MIB
1.3.6.1.4.1.4491.2.1.28.1docsIf31MibObjectsDOCS-IF31-MIB
1.3.6.1.4.1.4491.2.1.28.1.24docsIf31CmtsUsOfdmaDataIucStatsTableDOCS-IF31-MIB
1.3.6.1.4.1.4491.2.1.28.1.24.1docsIf31CmtsUsOfdmaDataIucStatsEntryDOCS-IF31-MIB
1.3.6.1.4.1.4491.2.1.28.1.24.1.5docsIf31CmtsUsOfdmaDataIucStatsCorrectedCodewordsDOCS-IF31-MIB