Interface Message Processor
E1033
The Interface Message Processor was the pioneering packet-switching node that formed the backbone of the early ARPANET, serving as a precursor to modern internet routers.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Interface Message Processor canonical | 6 |
| Interface Message Processors | 2 |
| Interface Message Processor system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9366 — 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: Interface Message Processor Context triple: [Bolt Beranek and Newman, notableWork, Interface Message Processor]
-
A.
oN-Line System
The oN-Line System (NLS) was an early, pioneering computer system that introduced many foundational concepts of modern computing, including the mouse, hypertext, and interactive graphical user interfaces.
-
B.
IRE Transactions on Communications Systems
IRE Transactions on Communications Systems was a peer-reviewed scientific journal published by the Institute of Radio Engineers that focused on research in communication theory, systems, and related technologies.
-
C.
Enquire (software)
Enquire (software) was an early hypertext system created by Tim Berners-Lee that served as a conceptual precursor to the World Wide Web.
-
D.
superheterodyne receiver
The superheterodyne receiver is a radio receiver architecture that improves selectivity and sensitivity by converting incoming radio signals to a fixed intermediate frequency before final detection.
-
E.
superregenerative receiver
A superregenerative receiver is a highly sensitive radio receiver design that uses rapid oscillation quenching to achieve simple, low-cost detection of weak radio signals.
- 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: Interface Message Processor Target entity description: The Interface Message Processor was the pioneering packet-switching node that formed the backbone of the early ARPANET, serving as a precursor to modern internet routers.
-
A.
oN-Line System
The oN-Line System (NLS) was an early, pioneering computer system that introduced many foundational concepts of modern computing, including the mouse, hypertext, and interactive graphical user interfaces.
-
B.
IRE Transactions on Communications Systems
IRE Transactions on Communications Systems was a peer-reviewed scientific journal published by the Institute of Radio Engineers that focused on research in communication theory, systems, and related technologies.
-
C.
Enquire (software)
Enquire (software) was an early hypertext system created by Tim Berners-Lee that served as a conceptual precursor to the World Wide Web.
-
D.
superheterodyne receiver
The superheterodyne receiver is a radio receiver architecture that improves selectivity and sensitivity by converting incoming radio signals to a fixed intermediate frequency before final detection.
-
E.
superregenerative receiver
A superregenerative receiver is a highly sensitive radio receiver design that uses rapid oscillation quenching to achieve simple, low-cost detection of weak radio signals.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
ARPANET node
ⓘ
computer network device ⓘ packet-switching node ⓘ precursor to internet router ⓘ |
| alsoKnownAs | IMP ⓘ |
| basedOn | Honeywell DDP-516 minicomputer ⓘ |
| communicationMedium | leased telephone lines ⓘ |
| connectedHost |
Stanford Research Institute
ⓘ
UCLA Network Measurement Center ⓘ University of California, Santa Barbara ⓘ University of Utah ⓘ |
| connects |
host computers
ⓘ
other Interface Message Processors ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| designedAs | reliable subnetwork for ARPANET hosts ⓘ |
| designedBy |
BBN networking team
ⓘ
Frank Heart ⓘ |
| developedBy |
BBN Technologies
ⓘ
linked to:
Bolt Beranek and Newman
Bolt Beranek and Newman ⓘ |
| developedFor | ARPANET ⓘ |
| firstDeployed | 1969 ⓘ |
| firstSite |
UCLA
ⓘ
linked to:
University of California, Los Angeles
University of California, Los Angeles ⓘ |
| fundedBy |
ARPA
ⓘ
linked to:
Defense Advanced Research Projects Agency
Advanced Research Projects Agency ⓘ
linked to:
Defense Advanced Research Projects Agency
|
| hardwarePlatform | Honeywell DDP-516 ⓘ |
| historicalSignificance |
formed backbone of early ARPANET
ⓘ
pioneering packet-switching node ⓘ precursor to modern internet routers ⓘ |
| implements |
error control mechanisms
ⓘ
flow control mechanisms ⓘ packet switching ⓘ routing algorithms ⓘ store-and-forward communication ⓘ |
| inspired | later router architectures ⓘ |
| managedBy |
BBN Network Operations Center
ⓘ
linked to:
Bolt Beranek and Newman
Network Control Center ⓘ |
| maxHostsPerIMP | 4 ⓘ |
| networkRole |
packet switch
ⓘ
store-and-forward node ⓘ |
| operationalLayer | subnetwork layer below host protocols ⓘ |
| packetSize | fixed-size packets ⓘ |
| partOf | early Internet infrastructure ⓘ |
| replacedBy | modern internet routers ⓘ |
| status | obsolete ⓘ |
| usedInNetwork | ARPANET ⓘ |
| usedProtocol |
1822 protocol
ⓘ
early ARPANET host-to-IMP protocol ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Interface Message Processor Description of subject: The Interface Message Processor was the pioneering packet-switching node that formed the backbone of the early ARPANET, serving as a precursor to modern internet routers.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Interface Message Processor
linked to: Interface Message Processor
linked to: Interface Message Processor