CM-FACILITY-MIB :: e1t1LoopbackConfig

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsCM-FACILITY-MIBe1t1LoopbackConfig

e1t1LoopbackConfig

Module: CM-FACILITY-MIB

OID (symbolic): CM-FACILITY-MIB::e1t1LoopbackConfig

OID (numeric): 1.3.6.1.4.1.2544.1.12.4.1.50.1.8

Node type: OBJECT-TYPE

Type: CmLoopbackType

Access: read-write

Description: This object allows to initiate loopbacks on on the E1/T1.

What is e1t1LoopbackConfig?

This read-write object allows network administrators to initiate diagnostic loopback tests on E1 (European 2.048 Mbps) or T1 (North American 1.544 Mbps) circuits. Loopback modes route traffic back to the originating endpoint, allowing technicians to isolate and verify where problems exist in the circuit path. Operators use this tool during troubleshooting to confirm whether issues are located at the local equipment, remote endpoint, or within the transmission medium.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.2544.1.12.4.1.50.1.8
snmpwalk -v2c -c public <target> CM-FACILITY-MIB::e1t1LoopbackConfig

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.2544.1.12.4.1.50.1.8.1
snmpget -v2c -c public <target> CM-FACILITY-MIB::e1t1LoopbackConfig.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.2544.1.12.4.1.50.1.8.1 s <value>

Start monitoring ADVA/Ceragon FSP150 CM/CC (F3) microwave & Carrier Ethernet transport platform with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the CM-FACILITY-MIB::e1t1LoopbackConfig OID value, configure state conditions and alerts, and monitor any ADVA/Ceragon FSP150 CM/CC (F3) microwave & Carrier Ethernet transport platform 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
1.3.6.1.4.1.2544advaMIBADVA-MIB
1.3.6.1.4.1.2544.1productsADVA-MIB
1.3.6.1.4.1.2544.1.12fsp150cmADVA-MIB
Numeric OIDNameModule
1.3.6.1.4.1.2544.1.12.4cmFacilityMIBCM-FACILITY-MIB
1.3.6.1.4.1.2544.1.12.4.1cmFacilityObjectsCM-FACILITY-MIB
1.3.6.1.4.1.2544.1.12.4.1.50e1t1TableCM-FACILITY-MIB
1.3.6.1.4.1.2544.1.12.4.1.50.1e1t1EntryCM-FACILITY-MIB
1.3.6.1.4.1.2544.1.12.4.1.50.1.8e1t1LoopbackConfigCM-FACILITY-MIB