Maintenance Domain
E1028803
A Maintenance Domain is a logical boundary in Ethernet networks used to organize and manage connectivity fault management operations and responsibilities.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Maintenance Domain canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T13215541 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Maintenance Domain Context triple: [IEEE 802.1ag, definesConcept, Maintenance Domain]
-
A.
Maintenance Command
Maintenance Command is a major formation of the Indian Air Force responsible for the upkeep, repair, and logistical support of its aircraft and equipment.
-
B.
MTU Maintenance
MTU Maintenance is a global aircraft engine maintenance, repair, and overhaul (MRO) provider known for servicing a wide range of commercial and military engines.
-
C.
Division of Maintenance
The Division of Maintenance is a unit within the Kentucky Transportation Cabinet responsible for preserving and repairing the state’s transportation infrastructure, including roads and related facilities.
-
D.
Maintenance and Works Department
The Maintenance and Works Department is a division of Japan’s Imperial Household Agency responsible for the construction, repair, and upkeep of imperial palaces, residences, and related facilities.
-
E.
División de Mantenimiento
La División de Mantenimiento es una unidad del Ejército de Chile encargada de la gestión, reparación y sostenimiento del material y equipo militar para asegurar la operatividad de las fuerzas terrestres.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Maintenance Domain Target entity description: A Maintenance Domain is a logical boundary in Ethernet networks used to organize and manage connectivity fault management operations and responsibilities.
-
A.
Maintenance Command
Maintenance Command is a major formation of the Indian Air Force responsible for the upkeep, repair, and logistical support of its aircraft and equipment.
-
B.
MTU Maintenance
MTU Maintenance is a global aircraft engine maintenance, repair, and overhaul (MRO) provider known for servicing a wide range of commercial and military engines.
-
C.
Division of Maintenance
The Division of Maintenance is a unit within the Kentucky Transportation Cabinet responsible for preserving and repairing the state’s transportation infrastructure, including roads and related facilities.
-
D.
Maintenance and Works Department
The Maintenance and Works Department is a division of Japan’s Imperial Household Agency responsible for the construction, repair, and upkeep of imperial palaces, residences, and related facilities.
-
E.
División de Mantenimiento
La División de Mantenimiento es una unidad del Ejército de Chile encargada de la gestión, reparación y sostenimiento del material y equipo militar para asegurar la operatividad de las fuerzas terrestres.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Connectivity Fault Management construct
ⓘ
Ethernet OAM concept ⓘ logical boundary ⓘ |
| appliesTo |
Ethernet Virtual Connections
ⓘ
Provider Backbone Bridging services ⓘ VLAN-based services ⓘ |
| constrains |
propagation of fault indications
ⓘ
visibility of OAM messages ⓘ |
| definedInStandard |
IEEE 802.1ag
ⓘ
ITU-T Y.1731 ⓘ |
| distinguishes | different OAM administrative regions ⓘ |
| enables |
fault localization
ⓘ
hierarchical OAM ⓘ multi-operator service demarcation ⓘ service assurance ⓘ |
| governedBy | administrative responsibility model ⓘ |
| hasComponent |
Maintenance Association
ⓘ
Maintenance End Point ⓘ Maintenance Intermediate Point ⓘ |
| hasHigherLevelThan | customer Maintenance Domain ⓘ |
| hasLowerLevelThan | operator Maintenance Domain ⓘ |
| hasProperty | maintenance level value from 0 to 7 ⓘ |
| hasPurpose |
define administrative boundaries
ⓘ
isolate fault management operations ⓘ organize OAM responsibilities ⓘ |
| hasScope |
end-to-end Ethernet service
ⓘ
segment of an Ethernet service ⓘ single operator network ⓘ |
| mayBeType |
customer Maintenance Domain
ⓘ
operator Maintenance Domain ⓘ provider Maintenance Domain ⓘ |
| organizedBy | Maintenance Level ⓘ |
| relatedTo |
Maintenance Association
ⓘ
Maintenance End Point ⓘ Maintenance Intermediate Point ⓘ |
| supportsOperation |
Alarm Indication Signal
ⓘ
Continuity Check Messages ⓘ Linktrace Messages ⓘ Loopback Messages ⓘ Remote Defect Indication ⓘ |
| usedBy |
enterprise network administrators
ⓘ
network operators ⓘ service providers ⓘ |
| usedFor |
Connectivity Fault Management
ⓘ
Operations, Administration, and Maintenance ⓘ fault management ⓘ performance monitoring ⓘ |
| usedIn | Ethernet networks ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Maintenance Domain Description of subject: A Maintenance Domain is a logical boundary in Ethernet networks used to organize and manage connectivity fault management operations and responsibilities.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.