From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from rudy.puc.rediris.es ([2001:720:418:ca01::132]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZfNyl-0001Ms-9W for ath10k@lists.infradead.org; Fri, 25 Sep 2015 08:03:40 +0000 Received: from [84.88.62.208] (helo=leo) by rudy.puc.rediris.es with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1ZfNyM-0004c8-Os for ath10k@lists.infradead.org; Fri, 25 Sep 2015 10:03:15 +0200 Received: from [84.88.61.34] (pcjbaranda.cttc.es [84.88.61.34]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by leo (Postfix) with ESMTPSA id D05931FE10 for ; Fri, 25 Sep 2015 10:03:09 +0200 (CEST) Message-ID: <5604FFC2.8020405@cttc.es> Date: Fri, 25 Sep 2015 10:03:14 +0200 From: Jorge Baranda MIME-Version: 1.0 Subject: Re: Sending lldp packets with ath10k in ADHOC mode References: <5602C17A.6070509@cttc.es> In-Reply-To: <5602C17A.6070509@cttc.es> Content-Type: multipart/mixed; boundary="------------060909000603010005080906" List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "ath10k" Errors-To: ath10k-bounces+kvalo=adurom.com@lists.infradead.org To: ath10k@lists.infradead.org This is a multi-part message in MIME format. --------------060909000603010005080906 Content-Type: text/plain; charset="iso-8859-1"; format="flowed" Content-Transfer-Encoding: quoted-printable Dear all, I upload a wireshark capture to illustrate the behavior previously=20 described. This wireshark is showing the traffic in the "master" computer. It is suppossed that both interfaces should be sending periodicall LLDP=20 packets (with broadcast mac dst addr), but only the one configured in AP=20 mode is sending such packets. However, when I try to look for a host through the interface configure=20 in ad-hoc, the ARP process starts with the broadcast ARP request and=20 this message is sent (and registered bywireshark) through the interface=20 configure in ad-hoc. Does the ath10k driver has to do something with=20 the different treatment of the broadcast packets/protocols? Aparently, all broadcast packets should be sent by the wireless=20 interface no matter its configuration (AP or ad-hoc), isn't it? Thanks in advance, Jorge El 23/09/15 17:12, Jorge Baranda escribi=F3: > Dear all, > > I have a setup which consists of three computers connected by means of=20 > WLE900VX cards using the ath10k driver. > One computer (which we can call master) is equipped with two of these=20 > cards and I set different modes to connect the "master" with the other=20 > computers. > In particular, a pair of computers (master-computer A) is connected in=20 > ad-hoc mode and the other pair (master-computer B) is connected in=20 > AP-STA mode. > > I want to send LLDP packets through both interfaces of master computer=20 > to perform link discovery. But I have realised that sending LLDP=20 > messages is only possible through the > interface configured as AP. Nevertheless, I've seen that the ad-hoc=20 > interface is able to send ARP broadcast messages. > Due to this fact, when generating the LLDP packets I set as=20 > destination MAC address the broadcast one, but even so, the ad-hoc=20 > interface is not sending the LLDP messages. > Does anyone have an idea of the reason of this behavior? Which is=20 > treating differently the ARP and the LLDP packet? > I was expecting the ad-hoc interface to forward any kind of packet=20 > with mac destination address the broadcast address. > > Thank you very much in advance for your time and attention, > > With kind regards, > --=20 Jorge Baranda Research Engineer, MSc jorge.baranda@cttc.es Centre Tecnol=F2gic de Telecomunicacions de Catalunya (CTTC) Av. Carl Friedrich Gauss, 7 08860 Castelldefels, Barcelona (Spain) Tel: +34 93 645 29 00 Ext: 2171 Fax. +34 93 645 29 01 www.cttc.es --------------060909000603010005080906 Content-Type: application/octet-stream; name="arp_lldp_packets.pcapng" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="arp_lldp_packets.pcapng" Cg0NCmQAAABNPCsaAQAAAP//////////AwAMAExpbnV4IDQuMC40KwQALQBEdW1wY2FwIDEu MTIuMSAoR2l0IFJldiBVbmtub3duIGZyb20gdW5rbm93bikAAAAAAAAAZAAAAAEAAAA8AAAA AQAAAAAABAACAAUAd2xhbjAAAAAJAAEABgAAAAwADABMaW51eCA0LjAuNCsAAAAAPAAAAAEA AAA8AAAAAQAAAAAABAACAAUAd2xhbjEAAAAJAAEABgAAAAwADABMaW51eCA0LjAuNCsAAAAA PAAAAAYAAABUAAAAAAAAAGogBQAw/b3JMwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6 MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQDsusvJ MwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIG AgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQDodtnJMwAAADMAAAD////////oKurw/P2IzAIW B2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGog BQB5NOfJMwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQF AgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQDe8fTJMwAAADMAAAD////////oKurw /P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAA AAAAAGogBQBorwLKMwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAw MDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQDObBDKMwAAADMAAAD///// ///oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYA AABUAAAAAAAAAGogBQBfKh7KMwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAw MDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQDo5yvKMwAAADMA AAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAA VAAAAAYAAABUAAAAAAAAAGogBQCYpTnKMwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6 MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQC5YkfK MwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIG AgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQBTIFXKMwAAADMAAAD////////oKurw/P2IzAIW B2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGog BQAf3mLKMwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQF AgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQAUmnDKMwAAADMAAAD////////oKurw /P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAA AAAAAGogBQCVV37KMwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAw MDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQDPFIzKMwAAADMAAAD///// ///oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYA AABUAAAAAAAAAGogBQCv0pnKMwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAw MDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQAnkKfKMwAAADMA AAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAA VAAAAAYAAABUAAAAAAAAAGogBQBUTbXKMwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6 MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQApDMPK MwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIG AgB4AAAAVAAAAAYAAABMAAAAAQAAAGogBQBvs83KKgAAACoAAAD///////8E8CEYJq4IBgAB CAAGBAABBPAhGCauCgMUAgAAAAAAAAoDFAMAAEwAAAAGAAAAVAAAAAAAAABqIAUARcjQyjMA AAAzAAAA////////6Crq8Pz9iMwCFgdkcGlkOjAwMDAwMDAwMDAwMDAwMDkEBQIAAAACBgIA eAAAAFQAAAAGAAAAVAAAAAAAAABqIAUANITeyjMAAAAzAAAA////////6Crq8Pz9iMwCFgdk cGlkOjAwMDAwMDAwMDAwMDAwMDkEBQIAAAACBgIAeAAAAFQAAAAGAAAATAAAAAEAAABqIAUA oOjcyioAAAAqAAAA////////BPAhGCauCAYAAQgABgQAAQTwIRgmrgoDFAIAAAAAAAAKAxQD AABMAAAABgAAAFQAAAAAAAAAaiAFAN5B7MozAAAAMwAAAP///////+gq6vD8/YjMAhYHZHBp ZDowMDAwMDAwMDAwMDAwMDA5BAUCAAAAAgYCAHgAAABUAAAABgAAAEwAAAABAAAAaiAFAOQq 7MoqAAAAKgAAAP///////wTwIRgmrggGAAEIAAYEAAEE8CEYJq4KAxQCAAAAAAAACgMUAwAA TAAAAAYAAABUAAAAAAAAAGogBQB7//nKMwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6 MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQBzuwfL MwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIG AgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQDxeBXLMwAAADMAAAD////////oKurw/P2IzAIW B2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGog BQAvNiPLMwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQF AgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQD18zDLMwAAADMAAAD////////oKurw /P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAA AAAAAGogBQBJsT7LMwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAw MDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQDHbkzLMwAAADMAAAD///// ///oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYA AABUAAAAAAAAAGogBQDuLFrLMwAAADMAAAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAw MDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAAVAAAAAYAAABUAAAAAAAAAGogBQCe6mfLMwAAADMA AAD////////oKurw/P2IzAIWB2RwaWQ6MDAwMDAwMDAwMDAwMDAwOQQFAgAAAAIGAgB4AAAA VAAAAA== --------------060909000603010005080906 Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k --------------060909000603010005080906--