RDN-CABLE-SPECTRUM-MIB :: cmtsIfIndex

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

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

cmtsIfIndex

Module: RDN-CABLE-SPECTRUM-MIB

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

OID (numeric): 1.3.6.1.4.1.4981.6.1.1.2.1.2

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-only

Description: The CMTS Interface Index.

What is cmtsIfIndex?

Identifies which CMTS interface (1-16) this flapping cable modem entry belongs to, read-only per row in the flap CM table. Use it to group flap events by which line card/interface is seeing the instability.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.4981.6.1.1.2.1.2
snmpwalk -v2c -c public <target> RDN-CABLE-SPECTRUM-MIB::cmtsIfIndex

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.4981.6.1.1.2.1.2.1
snmpget -v2c -c public <target> RDN-CABLE-SPECTRUM-MIB::cmtsIfIndex.1

Start monitoring Motorola/ARRIS CMTS devices with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the RDN-CABLE-SPECTRUM-MIB::cmtsIfIndex OID value, configure state conditions and alerts, and monitor any Motorola/ARRIS CMTS devices from a single console.

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
1.3.6.1.4.1.4981.6.1.1.2.1.2cmtsIfIndexRDN-CABLE-SPECTRUM-MIB