EFM-COMMON-MIB :: dot3OamErrSymPeriodWindowHi

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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dot3OamErrSymPeriodWindowHi

Module: EFM-COMMON-MIB

OID (symbolic): EFM-COMMON-MIB::dot3OamErrSymPeriodWindowHi

OID (numeric): 1.3.6.1.2.1.9908.1.5.1.1

Node type: OBJECT-TYPE

Type: Unsigned32

Access: read-write

Description: The two objects dot3OamErrSymPeriodWindowHi and dot3OamErrSymPeriodLo together form an unsigned 64-bit integer representing the number of symbols over which this threshold event is defined. This is defined as

dot3OamErrSymPeriodWindow = ((2^32)*dot3OamErrSymPeriodWindowHi) + dot3OamErrSymPeriodWindowLo

If dot3OamErrSymPeriodThreshold symbol errors occur within a window of dot3OamErrSymPeriodWindow symbols, an Event Notification OAMPDU should be generated with an Errored Symbol Period Event TLV indicating the threshold has been crossed in this window.

The default value for dot3OamErrSymPeriodWindow is the number of symbols in one second for the underlying physical layer.

What is dot3OamErrSymPeriodWindowHi?

The high-order 32 bits of a 64-bit symbol count: combined with dot3OamErrSymPeriodWindowLo, it sets the size of the rolling window (in physical-layer symbols) over which the Errored Symbol Period event's threshold is evaluated; defaults to the number of symbols carried in one second on the underlying link.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.2.1.9908.1.5.1.1
snmpwalk -v2c -c public <target> EFM-COMMON-MIB::dot3OamErrSymPeriodWindowHi

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.2.1.9908.1.5.1.1.1
snmpget -v2c -c public <target> EFM-COMMON-MIB::dot3OamErrSymPeriodWindowHi.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.2.1.9908.1.5.1.1.1 i <value>

Start monitoring Ethernet access/carrier equipment supporting 802.3ah EFM OAM (vendor-neutral IETF standard) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the EFM-COMMON-MIB::dot3OamErrSymPeriodWindowHi OID value, configure state conditions and alerts, and monitor any Ethernet access/carrier equipment supporting 802.3ah EFM OAM (vendor-neutral IETF standard) from a single console.

OID Breakdown

Upper-level ancestors (6 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.2mgmtAPERTUS-NPG-MIB
1.3.6.1.2.1mib_2AXON-MIB
Numeric OIDNameModule
1.3.6.1.2.1.9908efmOamMIBEFM-COMMON-MIB
1.3.6.1.2.1.9908.1dot3OamMIBEFM-COMMON-MIB
1.3.6.1.2.1.9908.1.5dot3OamEventConfigTableEFM-COMMON-MIB
1.3.6.1.2.1.9908.1.5.1dot3OamEventConfigEntryEFM-COMMON-MIB
1.3.6.1.2.1.9908.1.5.1.1dot3OamErrSymPeriodWindowHiEFM-COMMON-MIB