CFM
E1028798
CFM (Connectivity Fault Management) is an Ethernet OAM (Operations, Administration, and Maintenance) protocol defined in IEEE 802.1ag for monitoring, detecting, and isolating connectivity faults in Ethernet networks.
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Ethernet OAM protocol
ⓘ
network protocol ⓘ |
| abbreviationOf | Connectivity Fault Management NERFINISHED ⓘ |
| appliesTo | Ethernet networks NERFINISHED ⓘ |
| category | Operations Administration and Maintenance ⓘ |
| definedInStandard | IEEE 802.1ag NERFINISHED ⓘ |
| detects |
loss of continuity
ⓘ
misconnection faults ⓘ unexpected connectivity ⓘ |
| enables |
on-demand fault diagnostics
ⓘ
proactive fault monitoring ⓘ |
| firstStandardizedIn | IEEE 802.1ag-2007 NERFINISHED ⓘ |
| fullName | Connectivity Fault Management NERFINISHED ⓘ |
| hasConcept |
Maintenance Association
NERFINISHED
ⓘ
Maintenance Domain ⓘ Maintenance End Point ⓘ Maintenance Intermediate Point ⓘ |
| hasLayeringConcept | maintenance levels ⓘ |
| layer | data link layer ⓘ |
| messageType |
Continuity Check Message
ⓘ
Linktrace Message NERFINISHED ⓘ Loopback Message ⓘ |
| monitors | Ethernet connectivity between endpoints ⓘ |
| operatesOver |
VLAN-based Ethernet services
ⓘ
provider backbone networks ⓘ |
| partOf | Ethernet OAM NERFINISHED ⓘ |
| protocolType | OAM ⓘ |
| provides |
connectivity check mechanisms
ⓘ
end-to-end Ethernet service monitoring ⓘ fault detection mechanisms ⓘ fault isolation mechanisms ⓘ fault notification mechanisms ⓘ |
| relatedTo |
IEEE 802.1Q
NERFINISHED
ⓘ
ITU-T Y.1731 NERFINISHED ⓘ |
| scope |
carrier Ethernet networks
ⓘ
enterprise Ethernet networks ⓘ |
| standardizedBy | IEEE NERFINISHED ⓘ |
| supports |
hierarchical OAM domains
ⓘ
multi-operator Ethernet services ⓘ |
| supportsFunction |
connectivity verification
ⓘ
fault localization ⓘ fault management ⓘ |
| usedBy |
enterprise network administrators
ⓘ
network operators ⓘ service providers ⓘ |
| usedFor |
detecting connectivity faults
ⓘ
isolating connectivity faults ⓘ monitoring Ethernet connectivity ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.