CS-534: Packet Switch Architecture
Spring 2003		 Department of Computer Science
© University of Crete, Greece

6.1   Flow Control Fundamentals

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Flow Control: a feedback control problem

6.1.1   Round-Trip Time (RTT):

RTT: The Fundamental Time-Constant of Feedback

Blind-Mode bits in faster Networks

6.1.2   Lossy and Lossless Flow Control:

Lossy versus Lossless Flow Control

Goodput versus Demand in Lossy and Lossless Flow Control

6.1.3   Classification of Flow Control Schemes:

Important Parameters of the Flow Control Mechanisms

Open-loop, Closed-loop, and Hybrid Flow Control Schemes

Opinion by M.Katevenis: Closed-loop FC is preferable

Explicit versus Implicit State Measurement and Feedback

Hop-by-Hop Flow Control

End-to-End Flow Control

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Last updated: 16 May 2003, by M. Katevenis.