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Date: Fri, 15 Jan 2010 09:21:15 -0700 (MST)
From: Warren Block <wblock@wonkity.com>
To: Anton Shterenlikht <mexas@bristol.ac.uk>
In-Reply-To: <20100115150234.GF83945@mech-cluster241.men.bris.ac.uk>
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References: <20100115150234.GF83945@mech-cluster241.men.bris.ac.uk>
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	(wonkity.com [127.0.0.1]); Fri, 15 Jan 2010 09:21:15 -0700 (MST)
Cc: freebsd-questions@freebsd.org
Subject: Re: wireless ath - unable to get scan results
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On Fri, 15 Jan 2010, Anton Shterenlikht wrote:
...
> ath0: <Atheros 9280> mem 0x110000-0x11ffff at device 3.0 on pci0
...
> # ifconfig ath0
> ath0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 2290
>        ether 00:27:19:e1:b7:d9
>        media: IEEE 802.11 Wireless Ethernet autoselect (autoselect)
>        status: no carrier
> #
>
> Does this look ok so far?

Yes.  Not sure how well the 9280 works overall.

> Following the manual

The Handbook is out of date on this.

> I try to scan for available
> networks, but get this message immediately, so
> it doesn't look like it's searching for anything
>
> # ifconfig ath0 scan
> ifconfig: unable to get scan results
> #

>From 8.0 on, it necessary to create a wlan0 clone device of the actual 
wireless card.  Then use wlan0 for the actual wireless operation:

# ifconfig wlan0 create wlandev ath0
# ifconfig wlan0 up list scan

That can be automated in rc.conf with wlans_ath0="wlan0".

I can't find a PR for updating the Handbook on this.

-Warren Block * Rapid City, South Dakota USA