| ieee80211_bmiss.9 (197300) | ieee80211_bmiss.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_bmiss.9 197300 2009-09-18 00:33:47Z brueffer $ | 26.\" $FreeBSD: head/share/man/man9/ieee80211_bmiss.9 233648 2012-03-29 05:02:12Z eadler $ |
| 27.\" 28.Dd August 4, 2009 29.Dt IEEE80211_BMISS 9 30.Os 31.Sh NAME 32.Nm ieee80211_bmiss 33.Nd 802.11 beacon miss support 34.Sh SYNOPSIS --- 16 unchanged lines hidden (view full) --- 51mode vaps). 52.Pp 53Drivers should dispatch beacon miss events recognized in the driver with 54.Fn ieee80211_beacon_miss . 55This causes some number of ProbeRequest frames to be sent to the 56access point to check if the association is still alive. 57If no response is received and roaming mode is set to 58.Dv IEEE80211_ROAMING_AUTO | 27.\" 28.Dd August 4, 2009 29.Dt IEEE80211_BMISS 9 30.Os 31.Sh NAME 32.Nm ieee80211_bmiss 33.Nd 802.11 beacon miss support 34.Sh SYNOPSIS --- 16 unchanged lines hidden (view full) --- 51mode vaps). 52.Pp 53Drivers should dispatch beacon miss events recognized in the driver with 54.Fn ieee80211_beacon_miss . 55This causes some number of ProbeRequest frames to be sent to the 56access point to check if the association is still alive. 57If no response is received and roaming mode is set to 58.Dv IEEE80211_ROAMING_AUTO |
| 59then | 59then |
| 60.Nm net80211 | 60.Nm net80211 |
| 61will try to re-associate and if that fails | 61will try to re-associate and if that fails |
| 62trigger a scan to look for the access point or another suitable AP. 63When the 64.Nm net80211 65state machine is being operated manually, e.g. by 66.Xr wpa_supplicant 8 , 67then applications are notified of the state change and are responsible 68for handling the work of scanning for a new access point. 69The number of beacon miss events (without a ProbeResponse) is user --- 22 unchanged lines hidden --- | 62trigger a scan to look for the access point or another suitable AP. 63When the 64.Nm net80211 65state machine is being operated manually, e.g. by 66.Xr wpa_supplicant 8 , 67then applications are notified of the state change and are responsible 68for handling the work of scanning for a new access point. 69The number of beacon miss events (without a ProbeResponse) is user --- 22 unchanged lines hidden --- |