A new Request for Comments is now available in online RFC libraries.
Title: A Conservative Selective Acknowledgment
(SACK)-based Loss Recovery Algorithm for TCP
Author(s): E. Blanton, M. Allman, K. Fall, L. Wang
Status: Standards Track
Date: April 2003
Mailbox: firstname.lastname@example.org, email@example.com,
I-D Tag: draft-allman-tcp-sack-13.txt
This document presents a conservative loss recovery algorithm
for TCP that is based on the use of the selective acknowledgment
(SACK) TCP option. The algorithm presented in this document conforms
to the spirit of the current congestion control specification
(RFC 2581), but allows TCP senders to recover more effectively
when multiple segments are lost from a single flight of data.
This document is a product of the Transport Area Working Group of the
This is now a Proposed Standard Protocol.
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
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