| ieee80211_scan.9 (205846) | ieee80211_scan.9 (233648) |
|---|---|
| 1.\" 2.\" Copyright (c) 2009 Sam Leffler, Errno Consulting 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 unchanged lines hidden (view full) --- 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.\" | 1.\" 2.\" Copyright (c) 2009 Sam Leffler, Errno Consulting 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 unchanged lines hidden (view full) --- 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: head/share/man/man9/ieee80211_scan.9 205846 2010-03-29 17:39:38Z trasz $ | 26.\" $FreeBSD: head/share/man/man9/ieee80211_scan.9 233648 2012-03-29 05:02:12Z eadler $ |
| 27.\" 28.Dd March 29, 2010 29.Dt IEEE80211_SCAN 9 30.Os 31.Sh NAME 32.Nm ieee80211_scan 33.Nd 802.11 scanning support 34.Sh SYNOPSIS --- 282 unchanged lines hidden (view full) --- 317.Pp 318Scan cache entries are created with the 319.Fn ieee80211_add_scan 320routine; usually on receipt of Beacon or ProbeResponse frames. 321Existing entries are typically updated based on the latest information 322though some information such as RSSI and noise floor readings may be 323combined to present an average. 324.Pp | 27.\" 28.Dd March 29, 2010 29.Dt IEEE80211_SCAN 9 30.Os 31.Sh NAME 32.Nm ieee80211_scan 33.Nd 802.11 scanning support 34.Sh SYNOPSIS --- 282 unchanged lines hidden (view full) --- 317.Pp 318Scan cache entries are created with the 319.Fn ieee80211_add_scan 320routine; usually on receipt of Beacon or ProbeResponse frames. 321Existing entries are typically updated based on the latest information 322though some information such as RSSI and noise floor readings may be 323combined to present an average. 324.Pp |
| 325The cache contents is aged through | 325The cache contents is aged through |
| 326.Fn ieee80211_scan_timeout 327calls. 328Typically these happen together with other station table activity; every 329.Dv IEEE80211_INACT_WAIT 330seconds (default 15). 331.Pp 332Individual cache entries are marked usable with 333.Fn ieee80211_scan_assoc_success --- 17 unchanged lines hidden --- | 326.Fn ieee80211_scan_timeout 327calls. 328Typically these happen together with other station table activity; every 329.Dv IEEE80211_INACT_WAIT 330seconds (default 15). 331.Pp 332Individual cache entries are marked usable with 333.Fn ieee80211_scan_assoc_success --- 17 unchanged lines hidden --- |