NBS-COHERENT-MIB :: nbsCoherentStatsAveSNRy

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

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nbsCoherentStatsAveSNRy

Module: NBS-COHERENT-MIB

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

OID (numeric): 1.3.6.1.4.1.629.242.90.2.1.80

Node type: OBJECT-TYPE

Type: Unsigned32

Access: read-only

Description: Average signal-to-noise ratio of Y Polarization (SNRy) observed. Unit measurement: 0.1 dB

Not supported value: 0xFFFFFFFF

What is nbsCoherentStatsAveSNRy?

nbsCoherentStatsAveSNRy is read-only and holds the average signal-to-noise ratio of the Y polarization (SNRy) observed on this coherent optical interface since statistics collection last started or was cleared (nbsCoherentStatsState), i.e. electrical SNR measured on just the Y polarization tributary after the coherent receiver splits the signal; 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> 1.3.6.1.4.1.629.242.90.2.1.80
snmpwalk -v2c -c public <target> NBS-COHERENT-MIB::nbsCoherentStatsAveSNRy

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.629.242.90.2.1.80.1
snmpget -v2c -c public <target> NBS-COHERENT-MIB::nbsCoherentStatsAveSNRy.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::nbsCoherentStatsAveSNRy 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
1.3.6.1.4.1.629.242.90.2.1.80nbsCoherentStatsAveSNRyNBS-COHERENT-MIB