From owner-freebsd-net@FreeBSD.ORG Mon Jan 4 12:38:11 2010 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 07DCE1065672 for ; Mon, 4 Jan 2010 12:38:11 +0000 (UTC) (envelope-from rpaulo@gmail.com) Received: from mail-fx0-f227.google.com (mail-fx0-f227.google.com [209.85.220.227]) by mx1.freebsd.org (Postfix) with ESMTP id 8AB5D8FC13 for ; Mon, 4 Jan 2010 12:38:10 +0000 (UTC) Received: by fxm27 with SMTP id 27so668224fxm.3 for ; Mon, 04 Jan 2010 04:38:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:sender:subject:mime-version :content-type:from:in-reply-to:date:cc:content-transfer-encoding :message-id:references:to:x-mailer; bh=rlDhoBxOLzL5lgxKUFUcr47x1p9Ex0mm4gVSEmQW7SE=; b=vXxeSDqhhHRiQdtZ///E79/jdGp/89nRXcKhJ6n0GZUuJt7jkxTK+aw3IvlrpgXEDC ddLrDvMCIXMEps/hWnTrKsAO1yQE+nR/MOC9abjz0M4GqNqMWNFG7k5DEmTasEpPBXZ+ bWBIcbX+I+auMpODZr3BYKwucJNFuH8YJ+19w= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=sender:subject:mime-version:content-type:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:x-mailer; b=vIhiPV3vH8iwd8nDyMdrvm1eINfNgX6SM32O3B+UFpUe5I9ODtuL3BYob7SgMEACBD Ppx+6lpkAQqz9biJN0hbJNQwPodWHoZfrawLC52KiV3zGPK87ZD57kIthJYy5d+YpsnE CYxa8csfXObkTiCaCkLRlpvfADpjF1A+Z3Ax8= Received: by 10.223.75.136 with SMTP id y8mr15099489faj.69.1262608685160; Mon, 04 Jan 2010 04:38:05 -0800 (PST) Received: from ?10.0.10.2? (54.81.54.77.rev.vodafone.pt [77.54.81.54]) by mx.google.com with ESMTPS id 13sm6023400fxm.13.2010.01.04.04.38.00 (version=TLSv1/SSLv3 cipher=RC4-MD5); Mon, 04 Jan 2010 04:38:00 -0800 (PST) Sender: Rui Paulo Mime-Version: 1.0 (Apple Message framework v1077) Content-Type: text/plain; charset=us-ascii From: Rui Paulo In-Reply-To: <89dbfdc31001030423s3a209a59p6a16b4e86cd58b37@mail.gmail.com> Date: Mon, 4 Jan 2010 12:37:58 +0000 Content-Transfer-Encoding: quoted-printable Message-Id: <4112669B-27E0-4C4C-8107-8960F4F99BD3@freebsd.org> References: <89dbfdc31001030423s3a209a59p6a16b4e86cd58b37@mail.gmail.com> To: Kim Culhan X-Mailer: Apple Mail (2.1077) Cc: freebsd-net@freebsd.org Subject: Re: TDMA link cannot pass data X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 04 Jan 2010 12:38:11 -0000 On 3 Jan 2010, at 12:23, Kim Culhan wrote: > Have setup a TDMA link with Atheros hardware but cannot pass any data > over the link. >=20 > The hardware is: >=20 > ath0: mem 0xfeb90000-0xfeb9ffff irq 17 at device 1.0 on = pci5 > ath0: [ITHREAD] > ath0: AR2413 mac 7.9 RF2413 phy 4.5 >=20 > The setup on either end: >=20 > ifconfig wlan create wlandev ath0 wlanmode tdma ssid freebsd-tdma > tdmaslotcnt 2 tdmaslotlen 2500 tdmaslot 0 up > ifconfig bridge create > ifconfig bridge0 addm wlan0 addm em1 192.168.1.17 netmask = 255.255.255.0 up > ifconfig em1 up >=20 > ifconfig wlan create wlandev ath0 wlanmode tdma ssid freebsd-tdma > tdmaslotcnt 2 tdmaslotlen 2500 tdmaslot 1 up > ifconfig bridge create > ifconfig bridge0 addm wlan0 addm em1 192.168.1.18 netmask = 255.255.255.0 up > ifconfig em1 up >=20 >> =46rom machines connected to the bridged em interfaces on either end = of > the link it is not possible to > ping the opposite end or the bridge0 address on the opposite end. >=20 > Monitoring the traffic on bridge0 it is possible to see arp packets > from the opposite ends, this is > the only evidence of the link passing any traffic. >=20 > The radio interfaces: >=20 > wlan0: flags=3D8943 > metric 0 mtu 1500 > ether 00:22:3f:fd:d6:57 > media: IEEE 802.11 Wireless Ethernet OFDM/24Mbps mode 11g = > status: running > ssid freebsd-tdma channel 10 (2457 Mhz 11g) bssid = 00:22:3f:fd:d6:57 > country US ecm authmode OPEN privacy OFF txpower 22.5 ucastrate = 24 > mcastrate 24 scanvalid 60 protmode CTS wme burst tdmaslot 0 > tdmaslotcnt 2 tdmaslotlen 2500 tdmabintval 5 >=20 > wlan0: flags=3D8943 > metric 0 mtu 1500 > ether 00:22:3f:fd:70:ca > media: IEEE 802.11 Wireless Ethernet OFDM/24Mbps mode 11g = > status: running > ssid freebsd-tdma channel 10 (2457 Mhz 11g) bssid = 00:22:3f:fd:d6:57 > country US ecm authmode OPEN privacy OFF txpower 22 ucastrate = 24 > mcastrate 24 scanvalid 60 protmode CTS wme burst tdmaslot 1 > tdmaslotcnt 2 tdmaslotlen 2500 tdmabintval 5 >=20 > Any help on this is very greatly appreciated. >=20 > Some background on the FreeBSD TDMA work can be found here: >=20 > http://people.freebsd.org/~sam/FreeBSD_TDMA-20090921.pdf >=20 This is odd. What happens without the bridge? -- Rui Paulo