QCN
E1028102
QCN is a congestion notification mechanism defined in the IEEE 802.1Qau standard to manage and control traffic congestion in Ethernet networks.
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
Ethernet flow control mechanism
ⓘ
congestion notification mechanism ⓘ |
| appliesTo | Ethernet networks ⓘ |
| category |
link-layer control mechanism
ⓘ
network congestion control protocol ⓘ |
| compatibleWith | Ethernet physical layers ⓘ |
| controls | data center Ethernet traffic ⓘ |
| definedInStandard | IEEE 802.1Qau NERFINISHED ⓘ |
| designedFor |
data center bridging
ⓘ
lossless Ethernet operation ⓘ |
| enables | end-to-end congestion control in Ethernet ⓘ |
| hasPurpose |
traffic congestion control
ⓘ
traffic congestion management ⓘ |
| introducedIn | IEEE 802.1Qau-2010 NERFINISHED ⓘ |
| monitors |
congestion state
ⓘ
queue occupancy ⓘ |
| operatesAtLayer | data link layer ⓘ |
| partOf | IEEE 802.1Q NERFINISHED ⓘ |
| reduces |
congestion spreading
ⓘ
packet loss due to congestion ⓘ |
| relatedTo |
Data Center Bridging
NERFINISHED
ⓘ
Enhanced Transmission Selection ⓘ Priority-based Flow Control NERFINISHED ⓘ |
| scope |
backward congestion notification
ⓘ
link-layer congestion management ⓘ |
| standardizedBy | IEEE NERFINISHED ⓘ |
| uses |
congestion notification messages
ⓘ
congestion point ⓘ feedback frame ⓘ feedback-based congestion control ⓘ reaction point ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.