DOCS-RPHY-MIB :: docsRphyRpdIfEnetMtu

MIB Reference — IPNetwork Monitor · Updated October 02, 2026

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docsRphyRpdIfEnetMtu

Module: DOCS-RPHY-MIB

OID (symbolic): DOCS-RPHY-MIB::docsRphyRpdIfEnetMtu

OID (numeric): 1.3.6.1.4.1.4491.2.1.30.1.2.3.1.6

Node type: OBJECT-TYPE

Type: Integer32

Access: read-only

Description: This attribute reports the size of the largest packet which can be sent/received on the interface, specified in octets. For interfaces that are used for transmitting network datagrams, this is the size of the largest network datagram that can be sent on the interface.

What is docsRphyRpdIfEnetMtu?

Reports the largest packet size, in octets, this Ethernet interface can send or receive. Network engineers check this before enabling jumbo frames on the converged interconnect network, to confirm the RPD's port actually supports the larger MTU end to end.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.4491.2.1.30.1.2.3.1.6
snmpwalk -v2c -c public <target> DOCS-RPHY-MIB::docsRphyRpdIfEnetMtu

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.4491.2.1.30.1.2.3.1.6.1
snmpget -v2c -c public <target> DOCS-RPHY-MIB::docsRphyRpdIfEnetMtu.1

Start monitoring DOCSIS Remote PHY Device (RPD), cable HFC access node (vendor-neutral CableLabs standard) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the DOCS-RPHY-MIB::docsRphyRpdIfEnetMtu OID value, configure state conditions and alerts, and monitor any DOCSIS Remote PHY Device (RPD), cable HFC access node (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
1.3.6.1.4.1.4491.2.1.30docsRphyMibDOCS-RPHY-MIB
1.3.6.1.4.1.4491.2.1.30.1docsRphyObjectsDOCS-RPHY-MIB
1.3.6.1.4.1.4491.2.1.30.1.2docsRphyRpdIfMibObjectsDOCS-RPHY-MIB
1.3.6.1.4.1.4491.2.1.30.1.2.3docsRphyRpdIfEnetTableDOCS-RPHY-MIB
1.3.6.1.4.1.4491.2.1.30.1.2.3.1docsRphyRpdIfEnetEntryDOCS-RPHY-MIB
1.3.6.1.4.1.4491.2.1.30.1.2.3.1.6docsRphyRpdIfEnetMtuDOCS-RPHY-MIB