1.\" 2.\" Copyright (c) 2007 Kevin Lo 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24.\" SUCH DAMAGE. 25.\" 26.\" $FreeBSD$ 27.\" 28.Dd April 13, 2008 29.Dt WLAN_AMRR 4 30.Os 31.Sh NAME 32.Nm wlan_amrr 33.Nd AMRR rate adaptation algorithm support for 802.11 devices 34.Sh SYNOPSIS 35.Cd "device wlan_amrr" 36.Sh DESCRIPTION 37The 38.Nm 39module implements the Adaptive Multi-Rate Retry tx rate control 40algorithm for use by 802.11 device drivers. 41.Sh SEE ALSO 42.Xr bwi 4 , 43.Xr iwn 4 , 44.Xr ral 4 , 45.Xr rum 4 , 46.Xr ural 4 , 47.Xr wlan 4 , 48.Xr wpi 4 , 49.Xr zyd 4 50.Sh STANDARDS 51More information can be found in the paper describing the 52.Em AMRR 53algorithm at 54.Pa http://hal.inria.fr/inria-00070784/en/ . 55.Sh HISTORY 56The 57.Nm 58driver first appeared in 59.Fx 6.0 . 60