DOCS-PNM-MIB :: docsPnmCmUsPreEqAmpSlope

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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docsPnmCmUsPreEqAmpSlope

Module: DOCS-PNM-MIB

OID (symbolic): DOCS-PNM-MIB::docsPnmCmUsPreEqAmpSlope

OID (numeric): 1.3.6.1.4.1.4491.2.1.27.1.2.10.1.4

Node type: OBJECT-TYPE

Type: Integer32

Access: read-only

Description: This attribute represents the slope in 0.001 dB per MHz in the magnitude of the equalizer coefficients. This attribute represents the slope across the entire OFDMA channel. This attribute is not stored in the data files.

Note: An algorithm for calculating the ripple and slope for these measurements is provided in section D.3 of the DOCSIS 3.1 CM OSSI Specification.

What is docsPnmCmUsPreEqAmpSlope?

The linear amplitude slope, in thousandths of a dB per MHz, fitted across the upstream pre-equalizer coefficient magnitudes for the whole OFDMA channel, not stored in the data file itself. A significant slope indicates upstream tilt the plant is imposing that the pre-equalizer must correct for.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.4491.2.1.27.1.2.10.1.4
snmpwalk -v2c -c public <target> DOCS-PNM-MIB::docsPnmCmUsPreEqAmpSlope

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.4491.2.1.27.1.2.10.1.4.1
snmpget -v2c -c public <target> DOCS-PNM-MIB::docsPnmCmUsPreEqAmpSlope.1

Start monitoring DOCSIS 3.1 cable modem/CMTS (Proactive Network Maintenance, vendor-neutral CableLabs standard) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the DOCS-PNM-MIB::docsPnmCmUsPreEqAmpSlope OID value, configure state conditions and alerts, and monitor any DOCSIS 3.1 cable modem/CMTS (Proactive Network Maintenance, 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
1.3.6.1.4.1.4491.2.1.27docsPnmMIBDOCS-PNM-MIB
1.3.6.1.4.1.4491.2.1.27.1docsPnmMibObjectsDOCS-PNM-MIB
1.3.6.1.4.1.4491.2.1.27.1.2docsPnmCmObjectsDOCS-PNM-MIB
1.3.6.1.4.1.4491.2.1.27.1.2.10docsPnmCmUsPreEqTableDOCS-PNM-MIB
1.3.6.1.4.1.4491.2.1.27.1.2.10.1docsPnmCmUsPreEqEntryDOCS-PNM-MIB
1.3.6.1.4.1.4491.2.1.27.1.2.10.1.4docsPnmCmUsPreEqAmpSlopeDOCS-PNM-MIB