Differential D25014 Diff 72662 head/sbin/ifconfig/ifconfig.8

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head/sbin/ifconfig/ifconfig.8

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	.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT			.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY			.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF			.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	.\" SUCH DAMAGE.			.\" SUCH DAMAGE.
	.\"			.\"
	.\" From: @(#)ifconfig.8 8.3 (Berkeley) 1/5/94			.\" From: @(#)ifconfig.8 8.3 (Berkeley) 1/5/94
	.\" $FreeBSD$			.\" $FreeBSD$
	.\"			.\"
	.Dd December 17, 2019			.Dd June 4, 2020
	.Dt IFCONFIG 8			.Dt IFCONFIG 8
	.Os			.Os
	.Sh NAME			.Sh NAME
	.Nm ifconfig			.Nm ifconfig
	.Nd configure network interface parameters			.Nd configure network interface parameters
	.Sh SYNOPSIS			.Sh SYNOPSIS
	.Nm			.Nm
	.Op Fl f Ar type:format Ns Op Ar ,type:format			.Op Fl f Ar type:format Ns Op Ar ,type:format
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	This information may be updated automatically by the adapter			This information may be updated automatically by the adapter
	with a			with a
	.Cm scan			.Cm scan
	request or through background scanning.			request or through background scanning.
	Depending on the capabilities of the stations the following			Depending on the capabilities of the stations the following
	flags can be included in the output:			flags can be included in the output:
	.Bl -tag -width 3n			.Bl -tag -width 3n
	.It Li A			.It Li A
	Authorized.			Channel agility.
	Indicates that the station is permitted to send/receive data frames.			.It Li B
				PBCC modulation.
				.It Li C
				Poll request capability.
				.It Li D
				DSSS/OFDM capability.
	.It Li E			.It Li E
	Extended Rate Phy (ERP).			Extended Service Set (ESS).
	Indicates that the station is operating in an 802.11g network			.It Li I
	using extended transmit rates.			Independent Basic Service Set (IBSS).
	.It Li H
	High Throughput (HT).
	Indicates that the station is using HT transmit rates.
	If a `+' follows immediately after then the station associated
	using deprecated mechanisms supported only when
	.Cm htcompat
	is enabled.
	.It Li P			.It Li P
	Power Save.			Privacy capability.
	Indicates that the station is operating in power save mode.			The station requires authentication.
	.It Li Q			.It Li R
	Quality of Service (QoS).			Robust Secure Network (RSN).
	Indicates that the station is using QoS encapsulation for
	data frame.
	QoS encapsulation is enabled only when WME mode is enabled.
	.It Li S			.It Li S
	Short Preamble.			Short Preamble.
	Indicates that the station is doing short preamble to optionally			Indicates that the station is doing short preamble to optionally
	improve throughput performance with 802.11g and 802.11b.			improve throughput performance with 802.11g and 802.11b.
	.It Li T			.It Li c
	Transitional Security Network (TSN).			Pollable capability.
	Indicates that the station associated using TSN; see also			.It Li s
	.Cm tsn			Short slot time capability.
	below.
	.It Li W
	Wi-Fi Protected Setup (WPS).
	Indicates that the station associated using WPS.
	.El			.El
	.Pp			.Pp
	By default interesting information elements captured from the neighboring			By default interesting information elements captured from the neighboring
	stations are displayed at the end of each row.			stations are displayed at the end of each row.
	Possible elements include:			Possible elements include:
	.Cm WME			.Cm WME
	(station supports WME),			(station supports WME),
	.Cm WPA			.Cm WPA
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	neighbors in the IBSS.			neighbors in the IBSS.
	When operating in mesh mode display stations identified as			When operating in mesh mode display stations identified as
	neighbors in the MBSS.			neighbors in the MBSS.
	When operating in station mode display the access point.			When operating in station mode display the access point.
	Capabilities advertised by the stations are described under			Capabilities advertised by the stations are described under
	the			the
	.Cm scan			.Cm scan
	request.			request.
	Depending on the capabilities of the stations the following			The following flags can be included in the output:
	flags can be included in the output:
	.Bl -tag -width 3n			.Bl -tag -width 3n
	.It Li A			.It Li A
	Authorized.			Authorized.
	Indicates that the station is permitted to send/receive data frames.			Indicates that the station is permitted to send/receive data frames.
	.It Li E			.It Li E
	Extended Rate Phy (ERP).			Extended Rate Phy (ERP).
	Indicates that the station is operating in an 802.11g network			Indicates that the station is operating in an 802.11g network
	using extended transmit rates.			using extended transmit rates.
	.It Li H			.It Li H
	High Throughput (HT).			High Throughput (HT).
	Indicates that the station is using HT transmit rates.			Indicates that the station is using HT transmit rates.
	If a `+' follows immediately after then the station associated			If a
				.Sq Li +
				follows immediately after then the station associated
	using deprecated mechanisms supported only when			using deprecated mechanisms supported only when
	.Cm htcompat			.Cm htcompat
	is enabled.			is enabled.
	.It Li P			.It Li P
	Power Save.			Power Save.
	Indicates that the station is operating in power save mode.			Indicates that the station is operating in power save mode.
	.It Li Q			.It Li Q
	Quality of Service (QoS).			Quality of Service (QoS).
	Indicates that the station is using QoS encapsulation for			Indicates that the station is using QoS encapsulation for
	data frame.			data frame.
	QoS encapsulation is enabled only when WME mode is enabled.			QoS encapsulation is enabled only when WME mode is enabled.
	.It Li S			.It Li S
	Short Preamble.			Short GI in HT 40MHz mode enabled.
	Indicates that the station is doing short preamble to optionally			If a
	improve throughput performance with 802.11g and 802.11b.			.Sq Li +
				follows immediately after then short GI in HT 20MHz mode is enabled as well.
	.It Li T			.It Li T
	Transitional Security Network (TSN).			Transitional Security Network (TSN).
	Indicates that the station associated using TSN; see also			Indicates that the station associated using TSN; see also
	.Cm tsn			.Cm tsn
	below.			below.
	.It Li W			.It Li W
	Wi-Fi Protected Setup (WPS).			Wi-Fi Protected Setup (WPS).
	Indicates that the station associated using WPS.			Indicates that the station associated using WPS.
				.It Li s
				Short GI in HT 20MHz mode enabled.
	.El			.El
	.Pp			.Pp
	By default information elements received from associated stations			By default information elements received from associated stations
	are displayed in a short form; the			are displayed in a short form; the
	.Fl v			.Fl v
	flag causes this information to be displayed symbolically.			flag causes this information to be displayed symbolically.
	.It Cm list wme			.It Cm list wme
	Display the current channel parameters to use when operating in WME mode.			Display the current channel parameters to use when operating in WME mode.
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