diff options
-rw-r--r-- | sbin/ifconfig/ifconfig.8 | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/sbin/ifconfig/ifconfig.8 b/sbin/ifconfig/ifconfig.8 index a42acf2..688011b 100644 --- a/sbin/ifconfig/ifconfig.8 +++ b/sbin/ifconfig/ifconfig.8 @@ -28,7 +28,7 @@ .\" From: @(#)ifconfig.8 8.3 (Berkeley) 1/5/94 .\" $FreeBSD$ .\" -.Dd February 15, 2006 +.Dd February 27, 2006 .Dt IFCONFIG 8 .Os .Sh NAME @@ -650,14 +650,33 @@ To re-enable the broadcast of the SSID etc., use Display the list of channels available for use taking into account any restrictions set with the .Cm chanlist -and -.Cm channel -directives. +directive. +See the description of +.Cm list chan +for more information. .It Cm list caps Display the adaptor's capabilities, including the operating modes supported. .It Cm list chan Display the list of channels available for use. +Channels are shown with their IEEE channel number, equivalent +frequency, and usage modes. +Channels identified as +.Ql 11g +are also usable in +.Ql 11b +mode. +Channels identified as +.Ql 11a Turbo +may be used only for Atheros' Static Turbo mode +.Pq specified with Cm mediaopt turbo . +Channels marked with a +.Ql * +have a regulatory constraint that they be passively scanned. +This means a station is not permitted to transmit on the channel until +it identifies the channel is being used for 802.11 communication; +typically by hearing a beacon frame from an access point operating +on the channel. .Cm list freq is another way of requesting this information. .It Cm list mac |