HH3C-DOT3-EFM-EPON-MIB :: hh3cDot3MpcpDiscoveryWindowsSent

MIB Reference — IPNetwork Monitor · Updated September 21, 2026

All MIBs › HH3C-DOT3-EFM-EPON-MIB › hh3cDot3MpcpDiscoveryWindowsSent

hh3cDot3MpcpDiscoveryWindowsSent

Module: HH3C-DOT3-EFM-EPON-MIB

OID (symbolic): HH3C-DOT3-EFM-EPON-MIB::hh3cDot3MpcpDiscoveryWindowsSent

OID (numeric): 1.3.6.1.4.1.25506.2.42.2.1.1.2.1.3

Node type: OBJECT-TYPE

Type: Counter32

Access: read-only

Description: A count of discovery windows generated. The counter is incremented by one for each generated discovery window. This attribute is relevant for an OLT and an ONU. At the ONU value should be zero.

What is hh3cDot3MpcpDiscoveryWindowsSent?

A read-only counter of discovery windows the OLT has opened on this interface to let new ONUs register; it should stay at zero on an ONU. Admins watch it climb steadily on an OLT port as evidence that the port is periodically inviting new subscriber units to join the PON.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.25506.2.42.2.1.1.2.1.3
snmpwalk -v2c -c public <target> HH3C-DOT3-EFM-EPON-MIB::hh3cDot3MpcpDiscoveryWindowsSent

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.25506.2.42.2.1.1.2.1.3.1
snmpget -v2c -c public <target> HH3C-DOT3-EFM-EPON-MIB::hh3cDot3MpcpDiscoveryWindowsSent.1

Start monitoring H3C EPON OLT/ONU (802.3ah EFM MPCP interface) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the HH3C-DOT3-EFM-EPON-MIB::hh3cDot3MpcpDiscoveryWindowsSent OID value, configure state conditions and alerts, and monitor any H3C EPON OLT/ONU (802.3ah EFM MPCP interface) 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
1.3.6.1.4.1.25506hh3cHH3C-OID-MIB
1.3.6.1.4.1.25506.2hh3cCommonHH3C-OID-MIB
1.3.6.1.4.1.25506.2.42hh3cEponHH3C-OID-MIB
Numeric OIDNameModule
1.3.6.1.4.1.25506.2.42.2hh3cDot3EfmeponMIBHH3C-DOT3-EFM-EPON-MIB
1.3.6.1.4.1.25506.2.42.2.1hh3cDot3MpcpMIBHH3C-DOT3-EFM-EPON-MIB
1.3.6.1.4.1.25506.2.42.2.1.1hh3cDot3MpcpObjectsHH3C-DOT3-EFM-EPON-MIB
1.3.6.1.4.1.25506.2.42.2.1.1.2hh3cDot3MpcpStatTableHH3C-DOT3-EFM-EPON-MIB
1.3.6.1.4.1.25506.2.42.2.1.1.2.1hh3cDot3MpcpStatEntryHH3C-DOT3-EFM-EPON-MIB
1.3.6.1.4.1.25506.2.42.2.1.1.2.1.3hh3cDot3MpcpDiscoveryWindowsSentHH3C-DOT3-EFM-EPON-MIB