IEEE 802.3az
E81123
IEEE 802.3az is an Energy-Efficient Ethernet standard that reduces power consumption in Ethernet links by allowing them to enter low-power idle modes during periods of low data activity.
Aliases (2)
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Energy-Efficient Ethernet standard
→
Ethernet standard → IEEE standard → |
| abbreviation |
EEE
→
|
| acronym |
LPI
→
|
| affects |
Ethernet link power consumption
→
|
| alsoKnownAs |
Energy-Efficient Ethernet
→
|
| appliesTo |
1000BASE-T
→
100BASE-TX → 10BASE-T → 10GBASE-T → backplane Ethernet PHYs → twisted-pair Ethernet PHYs → |
| belongsToCategory |
energy-efficient networking standards
→
green networking technologies → |
| benefits |
data centers
→
enterprise networks → network interface controllers → network switches → |
| compatibleWith |
existing Ethernet MAC layer
→
existing Ethernet frame formats → |
| defines |
signaling for entry into low-power idle
→
signaling for exit from low-power idle → |
| definesMechanism |
Low Power Idle
→
|
| designConstraint |
maintain interoperability with non-EEE devices
→
maintain link integrity → minimize impact on latency → |
| ensures |
backward compatibility with non-EEE Ethernet devices
→
|
| feature |
ability to transition between active and low-power idle states
→
negotiation of EEE capability during link establishment → periodic refresh signaling during low-power idle → |
| focusesOn |
reducing power consumption of Ethernet links
→
|
| goal |
improve energy efficiency of network equipment
→
reduce energy consumption of Ethernet interfaces → reduce power usage during idle or low-utilization periods → |
| intendedFor |
reducing environmental impact of networks
→
reducing operational energy costs → |
| operatesAtLayer |
physical layer
→
|
| partOf |
IEEE 802.3
→
|
| relatedTo |
IEEE 802.3 Ethernet
→
power management in networking equipment → |
| requires |
support in both link partners
→
|
| standardizedBy |
IEEE
→
IEEE 802.3 Working Group → |
| standardType |
amendment to IEEE 802.3
→
|
| usesTechnique |
low-power idle mode during periods of low data activity
→
rapid wake and sleep signaling on the physical layer → |
Referenced by (3)
| Subject (surface form when different) | Predicate |
|---|---|
|
IEEE 802.3az
("Energy-Efficient Ethernet")
→
|
alsoKnownAs |
|
IEEE 802.3az
("Low Power Idle")
→
|
definesMechanism |
|
10GBASE-T
→
|
energyEfficientEthernetStandard |