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We specifically assume that fragments are transmitted from…

“We specifically assume that fragments are transmitted from Host to Host through means of a PACKET SWITCHING NETWORK [PSN] [ROWE70, POUZ73]. This assumption is probably unnecessary, since a circuit switched network could also be used, but for concreteness, we explicitly assume that the hosts are…” quote by Vint Cerf
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““We specifically assume that fragments are transmitted from Host to Host through means of a PACKET SWITCHING NETWORK [PSN] [ROWE70, POUZ73]. This assumption is probably unnecessary, since a circuit switched network could also be used, but for concreteness, we explicitly assume that the hosts are connected to one or more PACKET SWITCHES [PS] of a PSN [HEKA7O, POUZ74, SCWI71].””

Vint Cerf

About This Quote

This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.

The quote assumes packet switching as the default network model, noting that alternatives exist but are not needed for the discussion.

In simple terms: It states packet switching is assumed, though other models could work.

Key Takeaway

Recognize default assumptions and consider alternatives.

Themes

network design assumptions protocols

Mood

analytical technical

Type

technical educational

When to use this quote

  • designing protocols
  • evaluating network models
  • teaching networking fundamentals

Key Concepts

packet switching circuit switching network architecture

Questions to Reflect On

  • What are the trade‑offs of packet vs circuit switching?
  • When might a circuit‑switched approach be preferable?
A Different Perspective

Other network models may offer benefits in latency or reliability.

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