A3COM-HUAWEI-EPON-MIB :: h3cEponPortLoopBackAlmEnable

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsA3COM-HUAWEI-EPON-MIBh3cEponPortLoopBackAlmEnable

h3cEponPortLoopBackAlmEnable

Module: A3COM-HUAWEI-EPON-MIB

OID (symbolic): A3COM-HUAWEI-EPON-MIB::h3cEponPortLoopBackAlmEnable

OID (numeric): 1.3.6.1.4.1.43.45.1.10.2.42.1.1.8

Node type: OBJECT-TYPE

Type: TruthValue

Access: read-write

Description: LoopBack alarm behavior of EPON ports. true(1) - alarm enable. false(2) - alarm disable.

What is h3cEponPortLoopBackAlmEnable?

This boolean OID enables alarms when EPON ports detect loopback conditions, indicating a potential cabling problem. Network engineers use this to catch physical port misconfigurations where traffic loops back on itself. Enabling it alerts staff to dangerous network loops that could cause broadcast storms.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.43.45.1.10.2.42.1.1.8
snmpwalk -v2c -c public <target> A3COM-HUAWEI-EPON-MIB::h3cEponPortLoopBackAlmEnable

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.43.45.1.10.2.42.1.1.8.1
snmpget -v2c -c public <target> A3COM-HUAWEI-EPON-MIB::h3cEponPortLoopBackAlmEnable.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.43.45.1.10.2.42.1.1.8.1 s <value>

SNMPv3 example:

snmpget -v3 -l authPriv -u snmpv3-user -a SHA -A "AuthPassword1" -x AES -X "PrivPassword1" <target> h3cEponPortLoopBackAlmEnable.1

Start monitoring H3C EPON OLT equipment with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the A3COM-HUAWEI-EPON-MIB::h3cEponPortLoopBackAlmEnable OID value, configure state conditions and alerts, and monitor any H3C EPON OLT equipment from a single console.

OID Breakdown

Upper-level ancestors (12 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
1.3.6.1.4.1.43a3ComA3COM-BRIDGE-R3-MIB
1.3.6.1.4.1.43.45jv_mibA3COM-HUAWEI-OID-MIB
1.3.6.1.4.1.43.45.1huaweiA3COM-HUAWEI-OID-MIB
1.3.6.1.4.1.43.45.1.10h3cA3COM-HUAWEI-OID-MIB
1.3.6.1.4.1.43.45.1.10.2h3cCommonA3COM-HUAWEI-OID-MIB
1.3.6.1.4.1.43.45.1.10.2.42h3cEponA3COM-HUAWEI-OID-MIB
Numeric OIDNameModule
1.3.6.1.4.1.43.45.1.10.2.42.1h3cEponMibObjectsA3COM-HUAWEI-EPON-MIB
1.3.6.1.4.1.43.45.1.10.2.42.1.1h3cEponSysManA3COM-HUAWEI-EPON-MIB
1.3.6.1.4.1.43.45.1.10.2.42.1.1.8h3cEponPortLoopBackAlmEnableA3COM-HUAWEI-EPON-MIB