RFC 6582 on The NewReno Modification to TCP's Fast Recovery Algorithm
rfc-editor@rfc-editor.org Fri, 06 April 2012 21:13 UTC
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Subject: RFC 6582 on The NewReno Modification to TCP's Fast Recovery Algorithm
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Date: Fri, 06 Apr 2012 14:13:10 -0700
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A new Request for Comments is now available in online RFC libraries. RFC 6582 Title: The NewReno Modification to TCP's Fast Recovery Algorithm Author: T. Henderson, S. Floyd, A. Gurtov, Y. Nishida Status: Standards Track Stream: IETF Date: April 2012 Mailbox: thomas.r.henderson@boeing.com, floyd@acm.org, gurtov@ee.oulu.fi, nishida@wide.ad.jp Pages: 16 Characters: 35413 Obsoletes: RFC3782 I-D Tag: draft-ietf-tcpm-rfc3782-bis-05.txt URL: http://www.rfc-editor.org/rfc/rfc6582.txt RFC 5681 documents the following four intertwined TCP congestion control algorithms: slow start, congestion avoidance, fast retransmit, and fast recovery. RFC 5681 explicitly allows certain modifications of these algorithms, including modifications that use the TCP Selective Acknowledgment (SACK) option (RFC 2883), and modifications that respond to "partial acknowledgments" (ACKs that cover new data, but not all the data outstanding when loss was detected) in the absence of SACK. This document describes a specific algorithm for responding to partial acknowledgments, referred to as "NewReno". This response to partial acknowledgments was first proposed by Janey Hoe. This document obsoletes RFC 3782. [STANDARDS-TRACK] This document is a product of the TCP Maintenance and Minor Extensions Working Group of the IETF. This is now a Proposed Standard Protocol. STANDARDS TRACK: This document specifies an Internet standards track protocol for the Internet community,and requests discussion and suggestions for improvements. Please refer to the current edition of the Internet Official Protocol Standards (STD 1) for the standardization state and status of this protocol. Distribution of this memo is unlimited. This announcement is sent to the IETF-Announce and rfc-dist lists. To subscribe or unsubscribe, see http://www.ietf.org/mailman/listinfo/ietf-announce http://mailman.rfc-editor.org/mailman/listinfo/rfc-dist For searching the RFC series, see http://www.rfc-editor.org/rfcsearch.html. For downloading RFCs, see http://www.rfc-editor.org/rfc.html. Requests for special distribution should be addressed to either the author of the RFC in question, or to rfc-editor@rfc-editor.org. Unless specifically noted otherwise on the RFC itself, all RFCs are for unlimited distribution. The RFC Editor Team Association Management Solutions, LLC