400GBASE-ER8
E1447035
UNEXPLORED
400GBASE-ER8 is a 400 Gigabit Ethernet physical layer standard that uses eight wavelengths over single-mode fiber to provide long-reach optical connectivity, typically up to around 40 km.
All labels observed (2)
| Label | Occurrences |
|---|---|
| 400GBASE-ER8 canonical | 1 |
| 400GBASE-FR8 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T20726373 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 400GBASE-ER8 Context triple: [400 Gigabit Ethernet, supportsInterfaceType, 400GBASE-ER8]
-
A.
10GBASE-ER
10GBASE-ER is a 10 Gigabit Ethernet physical layer standard for long-reach fiber optic links, typically supporting distances up to around 40 km over single-mode fiber.
-
B.
400GBASE-CR4
400GBASE-CR4 is an IEEE Ethernet physical layer standard for 400 Gb/s data transmission over short-reach copper twinax cabling using four parallel lanes.
-
C.
200GBASE-KR2
200GBASE-KR2 is an Ethernet physical layer standard for 200 Gbit/s transmission over backplane copper links using two electrical lanes.
-
D.
10GBASE-E
10GBASE-E is a 10 Gigabit Ethernet physical layer standard that uses long-wavelength optics to support long-distance data transmission over single-mode fiber.
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E.
100GBASE-KR1
100GBASE-KR1 is an Ethernet physical layer standard for 100 Gb/s data transmission over a single lane of backplane copper.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 400GBASE-ER8 Target entity description: 400GBASE-ER8 is a 400 Gigabit Ethernet physical layer standard that uses eight wavelengths over single-mode fiber to provide long-reach optical connectivity, typically up to around 40 km.
-
A.
10GBASE-ER
10GBASE-ER is a 10 Gigabit Ethernet physical layer standard for long-reach fiber optic links, typically supporting distances up to around 40 km over single-mode fiber.
-
B.
400GBASE-CR4
400GBASE-CR4 is an IEEE Ethernet physical layer standard for 400 Gb/s data transmission over short-reach copper twinax cabling using four parallel lanes.
-
C.
200GBASE-KR2
200GBASE-KR2 is an Ethernet physical layer standard for 200 Gbit/s transmission over backplane copper links using two electrical lanes.
-
D.
10GBASE-E
10GBASE-E is a 10 Gigabit Ethernet physical layer standard that uses long-wavelength optics to support long-distance data transmission over single-mode fiber.
-
E.
100GBASE-KR1
100GBASE-KR1 is an Ethernet physical layer standard for 100 Gb/s data transmission over a single lane of backplane copper.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: 400GBASE-ER8