Label Distribution Protocol
E663648
Label Distribution Protocol (LDP) is a signaling protocol used in MPLS networks to establish label-switched paths by distributing labels between routers.
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
MPLS control-plane protocol
ⓘ
signaling protocol ⓘ |
| abbreviation | LDP NERFINISHED ⓘ |
| alternativeTo |
RSVP-TE
NERFINISHED
ⓘ
Resource Reservation Protocol - Traffic Engineering NERFINISHED ⓘ |
| commonlyUsedBy |
carrier MPLS backbones
ⓘ
service provider networks ⓘ |
| compatibleWith |
IPv4
ⓘ
IPv6 ⓘ |
| defaultTCPPort | 646 ⓘ |
| definedInRFC | RFC 5036 NERFINISHED ⓘ |
| discoversNeighborsUsing | LDP Hello messages ⓘ |
| doesNotProvide |
explicit traffic engineering
ⓘ
per-LSP bandwidth reservation ⓘ |
| establishes |
LDP adjacency
ⓘ
LDP session ⓘ |
| hasVariant |
Targeted LDP
NERFINISHED
ⓘ
tLDP ⓘ |
| labelBindingType |
per-interface label space
ⓘ
per-platform label space ⓘ |
| layer | control plane ⓘ |
| operatesBetween | Label Switching Routers ⓘ |
| predecessor | RFC 3036 NERFINISHED ⓘ |
| primaryPurpose |
distribute MPLS labels between routers
ⓘ
establish label-switched paths ⓘ |
| reliesOn | IP routing table ⓘ |
| standardizedBy |
Internet Engineering Task Force
ⓘ
surface form:
IETF
|
| supports |
downstream on-demand label distribution
ⓘ
downstream unsolicited label distribution ⓘ independent label distribution control ⓘ ordered label distribution control ⓘ |
| supportsApplication |
Layer 3 VPNs
ⓘ
MPLS-based VPN services ⓘ pseudowires ⓘ |
| tLDPUsedFor | non-directly connected LSRs ⓘ |
| transportProtocol | TCP NERFINISHED ⓘ |
| usedFor |
LSP setup for unicast IP prefixes
ⓘ
best-effort MPLS forwarding ⓘ |
| usedIn |
MPLS networks
ⓘ
Multiprotocol Label Switching NERFINISHED ⓘ |
| uses |
LDP Hello messages
ⓘ
LDP Initialization messages ⓘ LDP Keepalive messages ⓘ LDP Notification messages ⓘ LDP sessions ⓘ Label Mapping messages ⓘ Label Release messages ⓘ Label Request messages ⓘ Label Withdraw messages ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.