netdev - Re: Wireless network card capabilities

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Date:	Mon, 05 Feb 2007 13:42:27 +0530
From:	Ashwin Chaugule <ashwin.chaugule@...unite.com>
To:	Ulrich Kunitz <kune@...ne-taler.de>
Cc:	James Courtier-Dutton <James@...erbug.co.uk>,
	netdev@...r.kernel.org
Subject: Re: Wireless network card capabilities

On Sun, 2007-02-04 at 13:27 +0100, Ulrich Kunitz wrote:
> On 07-02-04 10:42 James Courtier-Dutton wrote:
> 
> > Hi,
> > 
> > Can Wireless network cards receive and transmit on two channels at once?
> > I am thinking of implementing a way for a wireless VoIP phone on Linux 
> > being able to hand off from one AP to another without dropping the call.
> > For this to work, the wireless card must be able to chat on two channels 
> > during the handover, so as to not loose any voice packets.
> > 
> > James
> 
> The easiest way to achieve this is to use two wireless adapters.
> I'm not sure, whether there are adapters, which support parallel
> reception on two channels and manage two independent
> associations at the same time. 
> 

Not too sure, but from what I've understood of Channel bonding, maybe
you could bind the 2 wifi ifaces using 2 adapters and linux's channel
bonding modules ?

Ashwin

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