Gigabit Ethernet

E100018

Gigabit Ethernet is a family of Ethernet technologies that deliver data transfer rates of 1 gigabit per second over copper or fiber-optic cabling, widely used in modern local area networks.

Aliases (1)

Statements (49)
Predicate Object
instanceOf Ethernet standard
IEEE 802.3 standard
computer networking technology
backwardCompatibleWith 10BASE-T Ethernet NERFINISHED
Fast Ethernet NERFINISHED
cableTypeFor1000BASE-T Category 5e or better twisted pair
commonPortType RJ-45 NERFINISHED
SFP
dataRate 1 Gbit/s
1000 Mbit/s
definedIn IEEE 802.3ab NERFINISHED
IEEE 802.3z NERFINISHED
frameFormat same as traditional Ethernet
introduced late 1990s
maintainsMTU 1500 bytes default Ethernet MTU
marketAdoption widespread in LANs
maxSegmentLength_1000BASE-LX up to 5 km on single-mode fiber
maxSegmentLength_1000BASE-SX up to 550 m depending on fiber type
maxSegmentLength_1000BASE-T 100 m
medium fiber-optic cabling
twisted-pair copper cabling
operatesAtLayer OSI Layer 1
OSI Layer 2
partOf Ethernet family NERFINISHED
powerConsumption higher than Fast Ethernet
primaryBenefit higher bandwidth than Fast Ethernet
standardizedBy IEEE NERFINISHED
supersededBy 10 Gigabit Ethernet NERFINISHED
supportsAutoMDI_X true
supportsAutoNegotiation true
supportsFullDuplex true
supportsHalfDuplex true
supportsLinkAggregation true
supportsVLANs true
typicalTopology star topology
useCase data center networks
enterprise networks
local area networks
usedWith network interface cards
network switches
usesCSMA_CDInHalfDuplex true
usesEncoding_1000BASE-T PAM-5
usesEncoding_1000BASE-X 8b/10b encoding
usesMACLayer IEEE 802.3 MAC NERFINISHED
variant 1000BASE-CX NERFINISHED
1000BASE-LH NERFINISHED
1000BASE-LX
1000BASE-SX NERFINISHED
1000BASE-T NERFINISHED

Referenced by (9)

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

IEEE 802.3az appliesTo Gigabit Ethernet
this entity surface form: "1000BASE-T"
1000BASE-LX introducedAsPartOf Gigabit Ethernet
1000BASE-SX introducedAsPartOf Gigabit Ethernet
M2 Pro Mac mini port Gigabit Ethernet
Power Mac G5 rearPorts Gigabit Ethernet
IEEE 802.3 Working Group responsibleFor Gigabit Ethernet
this entity surface form: "1000BASE-T"
10BASE-T succeededBy Gigabit Ethernet
this entity surface form: "1000BASE-T"
100BASE‑TX successor Gigabit Ethernet
this entity surface form: "1000BASE-T"
Fast Ethernet supersededBy Gigabit Ethernet

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