Link Layer Topology Discovery
E492864
Link Layer Topology Discovery (LLDP) is a vendor-neutral network protocol used by devices to advertise their identity and capabilities to neighbors, enabling automatic discovery and mapping of network topology at the data link layer.
Statements (59)
| Predicate | Object |
|---|---|
| instanceOf |
data link layer protocol
ⓘ
network protocol ⓘ |
| abbreviation | LLDP NERFINISHED ⓘ |
| competesWith | Cisco Discovery Protocol NERFINISHED ⓘ |
| definedInStandard | IEEE 802.1AB NERFINISHED ⓘ |
| discoveryMethod |
one-way announcements
ⓘ
periodic advertisements ⓘ |
| frameDestinationAddress | 01:80:C2:00:00:0E ⓘ |
| hasExtension | LLDP-MED NERFINISHED ⓘ |
| informationAdvertised |
MAC/PHY configuration
ⓘ
PoE capabilities ⓘ VLAN information ⓘ chassis ID ⓘ link aggregation information ⓘ management address ⓘ maximum frame size ⓘ port ID ⓘ port description ⓘ system capabilities ⓘ system description ⓘ system name ⓘ |
| isExtensible | true ⓘ |
| isProprietaryAlternativeTo | none ⓘ |
| isSimilarTo | Cisco Discovery Protocol NERFINISHED ⓘ |
| isVendorSpecific | false ⓘ |
| layer | data link layer ⓘ |
| LLDP-MEDFullName | Link Layer Discovery Protocol – Media Endpoint Discovery NERFINISHED ⓘ |
| LLDP-MEDUseCase | VoIP endpoint discovery ⓘ |
| managementInterface | SNMP NERFINISHED ⓘ |
| operatesBetween | directly connected devices ⓘ |
| OSIlayer | Layer 2 ⓘ |
| protocolType |
discovery protocol
ⓘ
neighbor discovery protocol ⓘ |
| purpose |
advertise device capabilities to neighbors
ⓘ
advertise device identity to neighbors ⓘ enable automatic discovery of network topology ⓘ enable mapping of network topology at the data link layer ⓘ |
| scope | vendor-neutral ⓘ |
| standardizedBy | IEEE NERFINISHED ⓘ |
| supports |
Power over Ethernet management
ⓘ
VLAN identification ⓘ inventory management ⓘ link aggregation identification ⓘ location identification ⓘ network automation ⓘ network management ⓘ network troubleshooting ⓘ topology mapping ⓘ |
| transportsOver |
Ethernet
NERFINISHED
ⓘ
IEEE 802 LANs NERFINISHED ⓘ |
| usedBy |
IP phones
ⓘ
network management systems ⓘ network switches ⓘ routers ⓘ servers ⓘ wireless access points ⓘ |
| uses |
LLDP Data Units
ⓘ
Type-Length-Value structures ⓘ |
| usesAcronym | TLV ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.