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Date:      Fri, 5 Mar 2004 11:08:14 -0800 (PST)
From:      wpaul@FreeBSD.ORG (Bill Paul)
To:        jqdkf@army.com
Cc:        current@freebsd.org
Subject:   Re: adhoc doesn't work with centrino
Message-ID:  <20040305190814.A69FB16A4CF@hub.freebsd.org>
In-Reply-To: <20040305012447.GA774@cactus.homeunix.org> from "jqdkf@army.com" at "Mar 5, 2004 09:24:47 am"

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> Hi,
> 
> My wireless card is "Intel(R) PRO/Wireless LAN 2100 3B Mini PCI Adapter".
> With ndiswrapper, it works fine in BSS mode, but I can't make it work in
> adhoc mode. Here is my configuration:
> 
> $ ifconfig ndis0 inet 10.0.0.1 netmask 255.255.255.0 \
>         ssid CACTUS mode 11b mediaopt adhoc up

[...]

Uhm... leave out the "mode 11b" part. You don't have to do anything
to force 11b mode (especially since most Centrino NICs are 11b only
anyway).

Just do:

# ifconfig ndis0 inet 10.0.0.1 netmask 255.255.255.0 \
	ssid CATCUS mediaopt adhoc up 

I have gotten ad-hoc mode to work on the Centrino with my home network
(it was the first thing I tested) so you ought to be able to get it
to connect. Be wary of getting too clever with setting media options with
ifconfig on if_ndis at this point: it needs work.

The two things which I know will work are:

# ifconfig ndis0 mediaopt adhoc		<-- select adhoc mode
# ifconfig ndis0 media autoselect	<-- select BSS mode

If it doesn't associate right away, you might try doing
"ifconfig ndis0 down; ifconfig ndis0 up" once or twice to reset it,
though in my tests I don't think this was necessary.

Also, the only useful thing you can do with wicontrol(8) at this
point is an AP scan:

# wicontrol -i ndis0 -l

The only reason wicontrol does this is... er... well... we don't have
any other standard utility in FreeBSD that can do it.

-Bill

--
=============================================================================
-Bill Paul            (510) 749-2329 | Senior Engineer, Master of Unix-Fu
                 wpaul@windriver.com | Wind River Systems
=============================================================================
              <adamw> you're just BEGGING to face the moose
=============================================================================



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