CISCO-OPTICAL-MIB :: coiOptCurrentPhaseNoiseMin

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsCISCO-OPTICAL-MIBcoiOptCurrentPhaseNoiseMin

coiOptCurrentPhaseNoiseMin

Module: CISCO-OPTICAL-MIB

OID (symbolic): CISCO-OPTICAL-MIB::coiOptCurrentPhaseNoiseMin

OID (numeric): 1.3.6.1.4.1.9.9.828.1.2.2.1.21

Node type: OBJECT-TYPE

Type: Integer32

Access: read-only

Description: This object specifies the current min Fluctuations in the Phase of a Waveform in 1/1000 dB for the interface.

What is coiOptCurrentPhaseNoiseMin?

Reports the lowest (minimum) phase noise (fluctuations in the waveform's phase) measured on the optical interface during the current interval, in thousandths of a dB.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.9.9.828.1.2.2.1.21
snmpwalk -v2c -c public <target> CISCO-OPTICAL-MIB::coiOptCurrentPhaseNoiseMin

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.9.9.828.1.2.2.1.21.1
snmpget -v2c -c public <target> CISCO-OPTICAL-MIB::coiOptCurrentPhaseNoiseMin.1

SNMPv3 example:

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

Start monitoring Cisco optical-interface equipment with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the CISCO-OPTICAL-MIB::coiOptCurrentPhaseNoiseMin OID value, configure state conditions and alerts, and monitor any Cisco optical-interface equipment from a single console.

OID Breakdown

Upper-level ancestors (8 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
1.3.6.1.4.1.9ciscoCAT2600-MIB
1.3.6.1.4.1.9.9ciscoMgmtCISCO-SMI
Numeric OIDNameModule
1.3.6.1.4.1.9.9.828ciscoOpticalMIBCISCO-OPTICAL-MIB
1.3.6.1.4.1.9.9.828.1ciscoOpticalMIBObjectsCISCO-OPTICAL-MIB
1.3.6.1.4.1.9.9.828.1.2coiOpticalPerformanceMonitoringCISCO-OPTICAL-MIB
1.3.6.1.4.1.9.9.828.1.2.2coiOpticalCurrentTableCISCO-OPTICAL-MIB
1.3.6.1.4.1.9.9.828.1.2.2.1coiOpticalCurrentEntryCISCO-OPTICAL-MIB
1.3.6.1.4.1.9.9.828.1.2.2.1.21coiOptCurrentPhaseNoiseMinCISCO-OPTICAL-MIB