DOCS-IETF-QOS-MIB :: docsIetfQosParamSetMaxConcatBurst

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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docsIetfQosParamSetMaxConcatBurst

Module: DOCS-IETF-QOS-MIB

OID (symbolic): DOCS-IETF-QOS-MIB::docsIetfQosParamSetMaxConcatBurst

OID (numeric): 1.3.6.1.2.1.127.1.2.1.9

Node type: OBJECT-TYPE

Type: Integer32

Access: read-only

Description: Specifies the maximum concatenated burst in bytes that an upstream Service Flow is allowed. The value is calculated from the FC byte of the Concatenation MAC Header to the last CRC byte in of the last concatenated MAC frame, inclusive. The value of 0 specifies no maximum burst.

If the referenced parameter is not present in the corresponding DOCSIS QOS Parameter Set, the default value of this object for scheduling types bestEffort(2), nonRealTimePollingService(3), and

realTimePollingService(4) is 1522. If the parameter is not applicable, this object's value is reported as 0.

What is docsIetfQosParamSetMaxConcatBurst?

The maximum size, in bytes, of a single concatenated burst of frames an upstream service flow may send in one transmission; defaults to 1522 bytes for best-effort/polling scheduling types, and 0 means no limit. Concatenation lets a cable modem batch several frames into one upstream burst to cut per-frame overhead.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.2.1.127.1.2.1.9
snmpwalk -v2c -c public <target> DOCS-IETF-QOS-MIB::docsIetfQosParamSetMaxConcatBurst

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.2.1.127.1.2.1.9.1
snmpget -v2c -c public <target> DOCS-IETF-QOS-MIB::docsIetfQosParamSetMaxConcatBurst.1

Start monitoring DOCSIS 1.1/2.0 cable modem/CMTS (QoS, vendor-neutral IETF standard RFC 4323) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the DOCS-IETF-QOS-MIB::docsIetfQosParamSetMaxConcatBurst OID value, configure state conditions and alerts, and monitor any DOCSIS 1.1/2.0 cable modem/CMTS (QoS, vendor-neutral IETF standard RFC 4323) from a single console.

OID Breakdown

Upper-level ancestors (6 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.2mgmtAPERTUS-NPG-MIB
1.3.6.1.2.1mib_2AXON-MIB
Numeric OIDNameModule
1.3.6.1.2.1.127docsIetfQosMIBDOCS-IETF-QOS-MIB
1.3.6.1.2.1.127.1docsIetfQosMIBObjectsDOCS-IETF-QOS-MIB
1.3.6.1.2.1.127.1.2docsIetfQosParamSetTableDOCS-IETF-QOS-MIB
1.3.6.1.2.1.127.1.2.1docsIetfQosParamSetEntryDOCS-IETF-QOS-MIB
1.3.6.1.2.1.127.1.2.1.9docsIetfQosParamSetMaxConcatBurstDOCS-IETF-QOS-MIB