rfc3155.End-to-end Performance Implications of Links with Errors

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Network Working Group S. DawkinsRequest for Comments: 3155 G. MontenegroBCP: 50 M. KojoCategory: Best Current Practice V. Magret N. Vaidya August 2001 End-to-end Performance Implications of Links with ErrorsStatus of this Memo

This document specifies an Internet Best Current Practices for the Internet Community, and requests discussion and suggestions for improvements. Distribution of this memo is unlimited.

Copyright Notice

Copyright (C) The Internet Society (2001). All Rights Reserved.Abstract

This document discusses the specific TCP mechanisms that are

problematic in environments with high uncorrected error rates, and discusses what can be done to mitigate the problems without

introducing intermediate devices into the connection.

Table of Contents

1.0 Introduction ............................................. 2

1.1 Should you be reading this recommendation? ........... 3

1.2 Relationship of this recommendation to PEPs ........... 4

1.3 Relationship of this recommendation to Link Layer

Mechanisms............................................. 4

2.0 Errors and Interactions with TCP Mechanisms .............. 5

2.1 Slow Start and Congestion Avoidance [RFC2581] ......... 5

2.2 Fast Retransmit and Fast Recovery [RFC2581] ........... 6

2.3 Selective Acknowledgements [RFC2018, RFC2883] ......... 7

3.0 Summary of Recommendations ............................... 8

4.0 Topics For Further Work .................................. 9

4.1 Achieving, and maintaining, large windows ............. 10

5.0 Security Considerations .................................. 11

6.0 IANA Considerations ...................................... 11

7.0 Acknowledgements ......................................... 11

References ................................................... 11

Authors’ Addresses ........................................... 14

Full Copyright Statement ..................................... 16Dawkins, et al. Best Current Practice [Page 1]