Interface Message Processor

Interface Message Processor

The Interface Message Processor (IMP) was the packet switching node used to interconnect participant networks to the ARPANET from the late 1960s to 1989. It was the first generation of gateways, which are known today as routers. An IMP was a ruggedized Honeywell DDP-516 minicomputer with special-purpose interfaces and software. In later years the IMPs were made from the non-ruggedized Honeywell 316 which could handle two-thirds of the communication traffic at approximately one-half the cost. An IMP requires the connection to a host computer via a special bit-serial interface, defined in BBN Report 1822. The IMP software and the ARPA network communications protocol running on the IMPs was discussed in RFC 1, the first of a series of standardization documents published by what later became t

Comment
enThe Interface Message Processor (IMP) was the packet switching node used to interconnect participant networks to the ARPANET from the late 1960s to 1989. It was the first generation of gateways, which are known today as routers. An IMP was a ruggedized Honeywell DDP-516 minicomputer with special-purpose interfaces and software. In later years the IMPs were made from the non-ruggedized Honeywell 316 which could handle two-thirds of the communication traffic at approximately one-half the cost. An IMP requires the connection to a host computer via a special bit-serial interface, defined in BBN Report 1822. The IMP software and the ARPA network communications protocol running on the IMPs was discussed in RFC 1, the first of a series of standardization documents published by what later became t
Depiction
ARPANET first router 2.jpg
IMP Team.jpg
Interface Message Processor Front Panel.jpg
Has abstract
enThe Interface Message Processor (IMP) was the packet switching node used to interconnect participant networks to the ARPANET from the late 1960s to 1989. It was the first generation of gateways, which are known today as routers. An IMP was a ruggedized Honeywell DDP-516 minicomputer with special-purpose interfaces and software. In later years the IMPs were made from the non-ruggedized Honeywell 316 which could handle two-thirds of the communication traffic at approximately one-half the cost. An IMP requires the connection to a host computer via a special bit-serial interface, defined in BBN Report 1822. The IMP software and the ARPA network communications protocol running on the IMPs was discussed in RFC 1, the first of a series of standardization documents published by what later became the Internet Engineering Task Force (IETF).
Hypernym
Packet
Is primary topic of
Interface Message Processor
Label
enInterface Message Processor
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purl.umn.edu/107591
www.walden-family.com/public/1970-imp-afips.pdf
www.livinginternet.com/i/ii_imp.htm
www.livinginternet.com/i/ii_imp_walden.htm
computer.howstuffworks.com/arpanet.htm/printable
web.archive.org/web/20050309080952/http:/www.comsoc.org/livepubs/50_journals/pdf/RightsManagement_eid%3D136833.pdf
www.comsoc.org/livepubs/50_journals/pdf/RightsManagement_eid=136833.pdf
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ARPANET
BBN Report 1822
BBN Technologies
Bob Kahn
Category:ARPANET
Category:History of the Internet
Category:Networking hardware
Category:Network protocols
Charles Babbage Institute
Checksum
DARPA
Data link layer
David Walden
DDP-516
Donald Davies
Douglas Engelbart
File:ARPANET first router 2.jpg
File:IMP Team.jpg
File:Interface Message Processor Front Panel.jpg
Front-end processor
Fuzzball router
Gateway (telecommunications)
Honeywell
Honeywell 316
Internet
Internet Engineering Task Force
Internet protocol suite
IP address
Lawrence Roberts (scientist)
Leonard Kleinrock
Microcode
MILNET
Minicomputer
Network layer
Node (networking)
NPL network
OSI model
Packet (information technology)
Packet switching
Physical layer
Pluribus
Request for Comments
Request for proposal
Router (computing)
Rugged computer
SDS 940
SDS Sigma series
Serial communications
Severo Ornstein
Wesley A. Clark
William Crowther (programmer)
SameAs
Interface Message Processor
Interface Message Processor
Interface Message Processor
Interface Message Processor
Interface Message Processor
m.07195z
Q1451440
U1Uj
معالج رسائل المنفذ
پردازنده پیام رابط
接口消息處理機
Subject
Category:ARPANET
Category:History of the Internet
Category:Networking hardware
Category:Network protocols
Thumbnail
ARPANET first router 2.jpg?width=300
WasDerivedFrom
Interface Message Processor?oldid=1121460226&ns=0
WikiPageLength
14253
Wikipage page ID
2290843
Wikipage revision ID
1121460226
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