Frame Relay

E438186

Frame Relay is a high-speed packet-switched wide area network (WAN) technology used to efficiently connect local area networks and transfer data across long distances.

All labels observed (1)

Label Occurrences
Frame Relay canonical 4

How this entity was disambiguated

Statements (50)

Predicate Object
instanceOf data link layer protocol
packet-switched WAN technology
abbreviationOf FR
assumes reliable digital transmission lines
basedOn X.25 NERFINISHED
belongsToCategory WAN protocols
telecommunications standards
commonlyCarries IP traffic
voice over Frame Relay
commonlyUsedWith E1 lines
T1 lines
fractional E1
fractional T1
congestionNotificationBit Backward Explicit Congestion Notification
Forward Explicit Congestion Notification
declinedDueTo MPLS-based VPNs
broadband Internet VPNs
designedFor wide area networks
encapsulationDefinedIn RFC 1490 NERFINISHED
RFC 2427 NERFINISHED
errorControl end-to-end by higher-layer protocols
headerContains Congestion Notification bits
DLCI field
improvesOn X.25 efficiency
LMIUsedFor keepalive messages
status signaling
operatesAtOSIModelLayer Layer 2
provides connection-oriented service
statistical multiplexing
providesQoSParameter Committed Burst Size
Committed Information Rate
Excess Information Rate
reduces error correction overhead
replacedBy Ethernet WAN services
MPLS NERFINISHED
requires Frame Relay switch in the provider network
standardizedBy ANSI NERFINISHED
ITU-T NERFINISHED
supports permanent virtual circuits
switched virtual circuits
virtual circuits
supportsTrafficType bursty data traffic
topologySupport full mesh
hub-and-spoke
usedFor interconnecting local area networks
long-distance data transmission
usesControlProtocol Local Management Interface
usesIdentifier Data Link Connection Identifier
usesSwitchingType packet switching
wasPopularIn 1990s

How these facts were elicited

Referenced by (4)

Full triples — surface form annotated when it differs from this entity's canonical label.

X.25 replacedBy Frame Relay
X.25 influenced Frame Relay
Data Link Layer typicalProtocol Frame Relay