Difference between revisions of "Fuzzball"

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The ''' ''' was a [[PDP-11]] [[operating system]] by [https://www.eecis.udel.edu/~mills/ David Mills]. Although it was originally designed as an investigative tool and prototyping work-bench, it saw extensive use in early [[Internet]] work as a backbone [[router]] for the [[NSFNET]].
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The '''Fuzzball''' was a [[PDP-11]] [[operating system]] by [https://www.eecis.udel.edu/~mills/ David Mills]. Although it was originally designed as an investigative tool and prototyping work-bench, it saw extensive use in early [[Internet]] work as a backbone [[router]] for the [[NSFNET]].
  
 
== Operating System ==
 
== Operating System ==
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* [https://web.archive.org/web/20220612234439/https://www.eecis.udel.edu/~mills/database/papers/fuzz.pdf The Fuzzball]
 
* [https://web.archive.org/web/20220612234439/https://www.eecis.udel.edu/~mills/database/papers/fuzz.pdf The Fuzzball]
 
* [https://www.eecis.udel.edu/~mills/database/papers/bone.pdf The NSFNET Backbone Network]
 
* [https://www.eecis.udel.edu/~mills/database/papers/bone.pdf The NSFNET Backbone Network]
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* [https://archive.org/details/DTIC_ADA136463 DTIC ADA136463: M/A-COM Linkabit Eastern Operations]
  
 
[[Category: PDP-11 Operating Systems]]
 
[[Category: PDP-11 Operating Systems]]
 
[[Category: Non-DEC Operating Systems]]
 
[[Category: Non-DEC Operating Systems]]

Latest revision as of 03:47, 29 May 2025

The Fuzzball was a PDP-11 operating system by David Mills. Although it was originally designed as an investigative tool and prototyping work-bench, it saw extensive use in early Internet work as a backbone router for the NSFNET.

Operating System

This operating system was built atop of RT-11, where RT-11 would boot, then directly jump into a virtual Fuzzball machine. If you needed to change something on the underlying host, you needed to reboot the machine.

Deployment within NSFNET

Deployment as NTP Servers

Examples of routers

  • DCN1: lsi-11/23 (256k), kwv11, rx02, rl02, dlv11, interlan ether
  • DCN2: lsi-11/73 (256k), kwv11, rx02, rl02, dlv11, interlan ether
  • DCN4: lsi-11/73 (2048k), rx02, mscp, dlv11, dmv11
  • DCN6: lsi-11/73 (2048k), rx02, mscp, dlv11, dmv11, etc
  • udel7: lsi-11/23 (256k), rx02, rl02, dlv11
  • wwvb.isi.edu: lsi-11/73 (256k), kwv11, rx02, rl02, dlv11, interlan ether
  • backfuzz.pa.dec.com: lsi-11/23 (512k), kwv11, mscp, dlv11, deqna ether
  • timer.nta.no: lsi-11/23 (256k), kwv11, rx02, rl02, dlv11, interlan ether

See also

External links