Re: WAN = 3G, share=WIFI, does not turn on WIFI TX

[Dan Williams <dcbw redhat com>]

On Tue, 2010-08-03 at 13:54 -0500, David Ochoa wrote:
> 
> 2010/8/3 Eric Lee Elliott <linux ericelliott us>
>         On 08/03/2010 09:52 AM, David Ochoa wrote:
>         
>                 Eric:
>                 
>                 I sometimes share my 3g conection trought NM-wifi with
>                 no problems. Are
>                 you using WEP or WPA? Somewere i've read that only WEP
>                 encripted
>                 conections can be made with NM-sharing and i found it
>                 to be true (I
>                 tried both setups and only worked using WEP).
>                 
>                 David O.
>                 
>                    On 08/02/2010 02:15 PM, Jos? Queiroz wrote:
>                    >  Are you using an AP to link these laptops, or
>                 are you using AdHoc
>                    mode?
>                    >
>                    >  2010/8/2 Eric Lee Elliott <eric ericelliott us
>                 
>                    <mailto:eric ericelliott us>
>                 <mailto:eric ericelliott us
>                 
>                    <mailto:eric ericelliott us>>>
>                    >
>                    >      Can Networkmanager do sharing of WIFI with
>                 USB modem as WAN
>                    >      connection?  I've tried configuration
>                 repeatedly in various ways,
>                    >      without other computers detecting WIFI on
>                 air.
>                    >      3G WAN to shared Ethernet works on both
>                 laptops.  Both laptops are
>                    >      Thinkpads with Atheros AR5212 802.11abg
>                 NICs.
>                    >
>                    >      If this does work in Kubuntu 10.04, where
>                 must I look for why WIFI
>                    >      does not transmit?
>                    >
>                    >      Eric
>                    >
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>                    <mailto:networkmanager-list gnome org>>
>                    >
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>                    >
>                    >
>                    >
>                    >
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>                 
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>                 <mailto:networkmanager-list gnome org>
>                 
>                    >
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>                 
>                    Using internal Atheros 802.11 NIC to share
>                 connection from laptop with
>                    ATT 3G USB modem.  Internet is connected to first
>                 laptop via 3G modem.
>                    First laptop WIFI is access point for second
>                 laptop.
>                 
>                    I have tried infrastructure & ad-hoc.
>                 
>                    --
>                    God Bless You,
>                 
>                    Eric Lee Elliott
>                 
>                 
>                 
>                 _______________________________________________
>                 networkmanager-list mailing list
>                 networkmanager-list gnome org
>                 http://mail.gnome.org/mailman/listinfo/networkmanager-list
>                 
>         So does not work w/o encryption selected & only if WEP
>         selected?  Will try that way next.
>         
>         -- 
>         God Bless You,
>         
>         Eric Lee Elliott
>         
>         
>         phone 870.613.1398
>         email linux ericelliott us
>         web http://ericelliott.us
>         
>         Jesus said “I am the way, and the truth, and the life. No one
>         comes to the Father except through me”. John 14
>         
>         Common sense is not.  NRA Life Member.  Linux user #472404
> 
> Eric:
> 
> 
> I had not tried with out encryption. I've make it work with WAP, but
> couldn't with WPA.

WPA adhoc sharing is busted on recent kernels (2.6.32, 2.6.33, and
possibly 2.6.34) due to kernel driver issues on many cards.  It may work
with ipw2200 and 2915 cards though since they do not use the kernel's
802.11 stack.

Dan