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Using TCP DSACKs and SCTP Duplicate TSNs to Detect Spurious Retransmissions

Document Type Expired Internet-Draft (individual in gen area)
Expired & archived
Authors Ethan Blanton , Mark Allman
Last updated 2015-10-14 (Latest revision 2002-11-04)
RFC stream Internet Engineering Task Force (IETF)
Intended RFC status (None)
Stream WG state (None)
Document shepherd (None)
IESG IESG state Expired (IESG: Dead)
Action Holders
Consensus boilerplate Unknown
Telechat date (None)
Responsible AD Jon Peterson
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:


TCP and SCTP provide notification of duplicate segment receipt through DSACK and Duplicate TSN notification, respectively. This document presents a conservative method of using this information to identify unnecessary retransmissions.


Ethan Blanton
Mark Allman

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)