Return-path: Received: from mail-ig0-f178.google.com ([209.85.213.178]:53634 "EHLO mail-ig0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753749AbaAHCHN (ORCPT ); Tue, 7 Jan 2014 21:07:13 -0500 Received: by mail-ig0-f178.google.com with SMTP id ut6so3368760igb.5 for ; Tue, 07 Jan 2014 18:07:12 -0800 (PST) MIME-Version: 1.0 In-Reply-To: References: <52CC4799.4080806@candelatech.com> Date: Wed, 8 Jan 2014 09:07:12 +0700 Message-ID: (sfid-20140108_030717_504832_B473C00E) Subject: Re: Virtual Network Interface From: Duy Tai Nguyen To: Krishna Chaitanya Cc: Ben Greear , linux-wireless Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: thank for clear answer ! 2014/1/8 Krishna Chaitanya : > On Tue, Jan 7, 2014 at 11:59 PM, Ben Greear wrote: >> On 01/07/2014 05:24 AM, Duy Tai Nguyen wrote: >>> Dir sir! >>> I'm a student of University of Technology HCMC, When I find whether >>> Android is able to support virtual network interface (vif) like vif in >>> linux (wireless.kernel.org/en/users/Documentation/iw/vif/) >>> I am wondering if you can help me explain some questions below. >>> 1. does android kernel support virtual network interface (vif)? >>> 2. does 802.11 standard consist of vif? >>> 3. does all WiFi cards support vif or only some of them? >> >> The android phone I looked at briefly was running an Atheros >> based NIC, but it did not support more than one station VIF. >> >> Possibly other systems can do more, but I think it is not >> very likely. >> >> In general, if you want multiple stations vifs, you need >> ath9k, and for more than just a few stations, you need a >> pci or pci-e based NIC (not USB). >> >> Ath5k might work in some cases, and with proper firmware and >> some driver tweaks, ath10k should support some as well. >> >> Thanks, >> Ben >> >> > Adding to that, its not a question of android supports or not, rather > your wifi chipset supports or not. iw (if its available will give info > of the NIC capabilities). > > VIF is a implementation term, no the 802.11 standard concept. > > My phone has a qualcomm WCN chipset which does support multiple > VIF's, one for STA, SoftAP, P2P etc.. > > Once you have rooted the phone you can use the same commands > as desktop linux and play around with the VIF's. -- ----------------------------------------------------------------------------------------------------------------- Nguyen Duy Tai Ym: kimjiwoo741 Phone: +841676919422 Faculty of Computer Science and Engineering. University of Technology HCMC. -----------------------------------------------------------------------------------------------------------------