Return-Path: Date: Thu, 19 Apr 2012 16:39:09 +0300 From: Andrei Emeltchenko To: Johannes Berg Cc: Marcel Holtmann , linux-bluetooth@vger.kernel.org, linux-wireless@vger.kernel.org Subject: Re: [RFCv1] mac80211: Adds Software / Virtual AMP 80211 Message-ID: <20120419133907.GD16002@aemeltch-MOBL1> References: <4F84A422.3030900@sipsolutions.net> <4F84A52A.7050905@sipsolutions.net> <20120411071119.GC17779@aemeltch-MOBL1> <1334714611.3725.34.camel@jlt3.sipsolutions.net> <20120418121551.GE19228@aemeltch-MOBL1> <4F8ED1D0.1070401@sipsolutions.net> <20120418145202.GH19228@aemeltch-MOBL1> <4F8ED913.4040807@sipsolutions.net> <20120419063558.GA16002@aemeltch-MOBL1> <4F9012E9.1040409@sipsolutions.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <4F9012E9.1040409@sipsolutions.net> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: Hi Johannes, On Thu, Apr 19, 2012 at 06:28:09AM -0700, Johannes Berg wrote: > On 4/18/2012 11:36 PM, Andrei Emeltchenko wrote: > >>>>No, this is incorrect. If one device wants to connect on one > >>>>channel, the other typically has to use the same channel. If one > >>>>device wants to scan, the other will be affected. Some hardware may > >>>>support switching around between two channels, but might also > >>>>support more than 2 virtual interfaces, so again they won't be > >>>>independent. > >>> > >>>BTW: which devices can switch channels? > >> > >>None today, I'm working on it. > > > >If this is not possible how people setup wireless hotspot using virtual > >interfaces and run wpa_supplicant and hostapd on each separately. > >Like here: > > > >http://linuxalfi.wordpress.com/2011/11/08/connectify-for-linux-with-single-wireless-interface/ > > Of course it's possible. Are you deliberately misunderstanding me? > > You cannot use more than one channel today. We are changing that. To > do good channel management, rather than hard-coding it in your > config, you want to run a single wpa_s controlling all interfaces. Can wpa_supplicant be an AP? I though that functionality is split to hostap and wpa_supplicant. Best regards Andrei Emeltchenko