NBS-COHERENT-MIB :: nbsCoherentStatsAveOSNR

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

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nbsCoherentStatsAveOSNR

Module: NBS-COHERENT-MIB

OID (symbolic): NBS-COHERENT-MIB::nbsCoherentStatsAveOSNR

OID (numeric): 1.3.6.1.4.1.629.242.90.2.1.60

Node type: OBJECT-TYPE

Type: Unsigned32

Access: read-only

Description: Average optical signal-to-noise ratio (OSNR) observed. Unit measurement: 0.1 dB

Not supported value: 0xFFFFFFFF

What is nbsCoherentStatsAveOSNR?

nbsCoherentStatsAveOSNR is read-only and holds the average optical signal-to-noise ratio (OSNR) observed on this coherent optical interface since statistics collection last started or was cleared (nbsCoherentStatsState), i.e. how strong the optical signal is relative to the accumulated noise floor across the fiber path; not-supported is encoded as 0xFFFFFFFF. Unit measurement: 0.1 dB. A sysadmin treats it as a longer-run baseline for this specific optic/fiber path, useful for spotting a slow drift in link quality that a single quarterHour or twentyfourHour sample in nbsCohpmCurrentTable might not reveal.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.629.242.90.2.1.60
snmpwalk -v2c -c public <target> NBS-COHERENT-MIB::nbsCoherentStatsAveOSNR

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.629.242.90.2.1.60.1
snmpget -v2c -c public <target> NBS-COHERENT-MIB::nbsCoherentStatsAveOSNR.1

Start monitoring MRV coherent optical transport platform (CFP-based DWDM interface) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the NBS-COHERENT-MIB::nbsCoherentStatsAveOSNR OID value, configure state conditions and alerts, and monitor any MRV coherent optical transport platform (CFP-based DWDM interface) 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
1.3.6.1.4.1.629nbaseCORE-MIB
Numeric OIDNameModule
1.3.6.1.4.1.629.242nbsCoherentMibNBS-COHERENT-MIB
1.3.6.1.4.1.629.242.90nbsCoherentStatsGrpNBS-COHERENT-MIB
1.3.6.1.4.1.629.242.90.2nbsCoherentStatsTableNBS-COHERENT-MIB
1.3.6.1.4.1.629.242.90.2.1nbsCoherentStatsEntryNBS-COHERENT-MIB
1.3.6.1.4.1.629.242.90.2.1.60nbsCoherentStatsAveOSNRNBS-COHERENT-MIB