Reliable Data Transfer Protocols (RDT): The Reliability Guarantee that Keeps the Internet Running Smoothly

The Internet is a messy place connected by presumably unreliable infrastructure — but we make it work! How can an unreliable network provide a reliable communications platform? Reliable Data Transfer Protocols help make it happen and understanding their core functions is essential to understanding computer networks.

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Introduction

Acknowledgment (ACK)

Timeouts

Sequence Numbers (SEQ)

Pipelining

Go-Back-N (GBN)

Selective Repeat (SR)

Discussion

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