RDN-CABLE-SPECTRUM-MIB :: flapCmDownstreamIfIndex

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › RDN-CABLE-SPECTRUM-MIB › flapCmDownstreamIfIndex

flapCmDownstreamIfIndex

Module: RDN-CABLE-SPECTRUM-MIB

OID (symbolic): RDN-CABLE-SPECTRUM-MIB::flapCmDownstreamIfIndex

OID (numeric): 1.3.6.1.4.1.4981.6.1.1.2.1.5

Node type: OBJECT-TYPE

Type: InterfaceIndex

Access: read-only

Description: The ifIndex of the Cable downstream interface whose ifType is docsCableDownstream(128).

What is flapCmDownstreamIfIndex?

The ifIndex of the downstream cable interface (ifType docsCableDownstream) associated with this flapping modem. Combine with flapCmUpstreamIfIndex to fully identify the modem's channel pairing when diagnosing a flap.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.4981.6.1.1.2.1.5
snmpwalk -v2c -c public <target> RDN-CABLE-SPECTRUM-MIB::flapCmDownstreamIfIndex

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.4981.6.1.1.2.1.5.1
snmpget -v2c -c public <target> RDN-CABLE-SPECTRUM-MIB::flapCmDownstreamIfIndex.1

SNMPv3 example:

snmpget -v3 -l authPriv -u snmpv3-user -a SHA -A "AuthPassword1" -x AES -X "PrivPassword1" <target> flapCmDownstreamIfIndex.1

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OID Breakdown

Upper-level ancestors (7 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
1.3.6.1.4.1.4981riverdeltaRDN-MIB
Numeric OIDNameModule
1.3.6.1.4.1.4981.6rdnCableSpectrumRDN-CABLE-SPECTRUM-MIB
1.3.6.1.4.1.4981.6.1rdnCableSpectrumObjectsRDN-CABLE-SPECTRUM-MIB
1.3.6.1.4.1.4981.6.1.1rdnFlapObjectsRDN-CABLE-SPECTRUM-MIB
1.3.6.1.4.1.4981.6.1.1.2rdnFlapCmTableRDN-CABLE-SPECTRUM-MIB
1.3.6.1.4.1.4981.6.1.1.2.1rdnFlapCmEntryRDN-CABLE-SPECTRUM-MIB
1.3.6.1.4.1.4981.6.1.1.2.1.5flapCmDownstreamIfIndexRDN-CABLE-SPECTRUM-MIB