TN-DOT3-OAM-MIB :: tnDot3OamLoopDetected

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

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tnDot3OamLoopDetected

Module: TN-DOT3-OAM-MIB

OID (symbolic): TN-DOT3-OAM-MIB::tnDot3OamLoopDetected

OID (numeric): 1.3.6.1.4.1.7483.6.1.3.42.42.0.2

Node type: NOTIFICATION-TYPE

Description: The tnDot3OamLoopDetected notification is generated when a port receives an 802.3ah PDU with a source MAC address that matches the MAC address of that port.

Examples

Send this trap to an SNMP manager — replace <manager> with the IP or hostname of your monitoring server (SNMPv2c):

snmptrap -v2c -c public <manager> '' TN-DOT3-OAM-MIB::tnDot3OamLoopDetected
snmptrap -v2c -c public <manager> '' 1.3.6.1.4.1.7483.6.1.3.42.42.0.2

Listen for incoming traps on the manager host (-f keeps it in the foreground, -Lo prints to stdout — useful for testing):

snmptrapd -f -Lo -c /dev/null authCommunity log public

Example snmptrapd log entry:

zoo11-linux.zoo [UDP: [192.168.30.111]:54635->[192.168.30.10]:162]:
  DISMAN-EVENT-MIB::sysUpTimeInstance = Timeticks: (452930411) 52 days, 10:08:24.11
  SNMPv2-MIB::snmpTrapOID.0 = OID: TN-DOT3-OAM-MIB::tnDot3OamLoopDetected

Start monitoring Nokia 7xxx transport equipment (802.3ah Ethernet OAM PDU timer/loopback status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the TN-DOT3-OAM-MIB::tnDot3OamLoopDetected OID value, configure state conditions and alerts, and monitor any Nokia 7xxx transport equipment (802.3ah Ethernet OAM PDU timer/loopback status) from a single console.

OID Breakdown

Upper-level ancestors (10 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
1.3.6.1.4.1.7483tropicTROPIC-GLOBAL-REG
1.3.6.1.4.1.7483.6tnProductsTROPIC-GLOBAL-REG
1.3.6.1.4.1.7483.6.1tnSRMIBTROPIC-GLOBAL-REG
1.3.6.1.4.1.7483.6.1.3tnSRNotifyPrefixTROPIC-GLOBAL-REG
Numeric OIDNameModule
1.3.6.1.4.1.7483.6.1.3.42tnDot3OamNotifyPrefixTN-DOT3-OAM-MIB
1.3.6.1.4.1.7483.6.1.3.42.42tnDot3OamNotificationsPrefixTN-DOT3-OAM-MIB
1.3.6.1.4.1.7483.6.1.3.42.42.0tnDot3OamNotificationsTN-DOT3-OAM-MIB
1.3.6.1.4.1.7483.6.1.3.42.42.0.2tnDot3OamLoopDetectedTN-DOT3-OAM-MIB