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1.\" 2.\" Copyright (c) 2009 Lawrence Stewart <lstewart@FreeBSD.org> 3.\" Copyright (c) 2011 The FreeBSD Foundation 4.\" All rights reserved. 5.\" 6.\" Portions of this documentation were written at the Centre for Advanced 7.\" Internet Architectures, Swinburne University of Technology, Melbourne, 8.\" Australia by Lawrence Stewart under sponsorship from the FreeBSD Foundation. 9.\" 10.\" Redistribution and use in source and binary forms, with or without 11.\" modification, are permitted provided that the following conditions 12.\" are met: 13.\" 1. Redistributions of source code must retain the above copyright 14.\" notice, this list of conditions and the following disclaimer. 15.\" 2. Redistributions in binary form must reproduce the above copyright 16.\" notice, this list of conditions and the following disclaimer in the 17.\" documentation and/or other materials provided with the distribution. 18.\" 19.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 23.\" ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29.\" SUCH DAMAGE. 30.\" 31.\" $FreeBSD$ 32.\" 33.Dd September 15, 2011 34.Dt CC_NEWRENO 4 35.Os 36.Sh NAME 37.Nm cc_newreno 38.Nd NewReno Congestion Control Algorithm 39.Sh DESCRIPTION 40The NewReno congestion control algorithm is the default for TCP. 41Details about the algorithm can be found in RFC5681. 42.Sh MIB Variables 43There are currently no tunable MIB variables. 44.Sh SEE ALSO 45.Xr cc_chd 4 , 46.Xr cc_cubic 4 , 47.Xr cc_hd 4 , 48.Xr cc_htcp 4 , 49.Xr cc_vegas 4 , 50.Xr mod_cc 4 , 51.Xr tcp 4 , 52.Xr mod_cc 9 53.Sh ACKNOWLEDGEMENTS 54Development and testing of this software were made possible in part by grants 55from the FreeBSD Foundation and Cisco University Research Program Fund at 56Community Foundation Silicon Valley. 57.Sh HISTORY 58The 59.Nm 60congestion control algorithm first appeared in its modular form in 61.Fx 9.0 . 62.Pp 63The module was first released in 2007 by James Healy and Lawrence Stewart whilst 64working on the NewTCP research project at Swinburne University of Technology's 65Centre for Advanced Internet Architectures, Melbourne, Australia, which was made 66possible in part by a grant from the Cisco University Research Program Fund at 67Community Foundation Silicon Valley. 68More details are available at: 69.Pp 70http://caia.swin.edu.au/urp/newtcp/ 71.Sh AUTHORS 72.An -nosplit 73The 74.Nm 75congestion control module was written by 76.An James Healy Aq firstname.lastname@example.org , 77.An Lawrence Stewart Aq lstewart@FreeBSD.org 78and 79.An David Hayes Aq email@example.com . 80.Pp 81This manual page was written by 82.An Lawrence Stewart Aq lstewart@FreeBSD.org .