From owner-freebsd-net@FreeBSD.ORG Wed Sep 14 17:03:16 2011 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 E234C1065670 for ; Wed, 14 Sep 2011 17:03:16 +0000 (UTC) (envelope-from julian@freebsd.org) Received: from vps1.elischer.org (vps1.elischer.org [204.109.63.16]) by mx1.freebsd.org (Postfix) with ESMTP id B572C8FC0C for ; Wed, 14 Sep 2011 17:03:16 +0000 (UTC) Received: from julian-mac.elischer.org (home-nat.elischer.org [67.100.89.137]) (authenticated bits=0) by vps1.elischer.org (8.14.4/8.14.4) with ESMTP id p8EH39Yc032147 (version=TLSv1/SSLv3 cipher=DHE-RSA-CAMELLIA256-SHA bits=256 verify=NO); Wed, 14 Sep 2011 10:03:15 -0700 (PDT) (envelope-from julian@freebsd.org) Message-ID: <4E70DE6F.100@freebsd.org> Date: Wed, 14 Sep 2011 10:03:43 -0700 From: Julian Elischer User-Agent: Mozilla/5.0 (Macintosh; U; PPC Mac OS X 10.4; en-US; rv:1.9.2.22) Gecko/20110902 Thunderbird/3.1.14 MIME-Version: 1.0 To: jyl_2006 References: <1316005014487-4802660.post@n5.nabble.com> In-Reply-To: <1316005014487-4802660.post@n5.nabble.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-net@freebsd.org Subject: Re: sctp cmt =?utf-8?q?problem=EF=BC=9Ausing_two_wireless_cards_t?= =?utf-8?q?he_speed_is_lower_than_using_one_wireless_cards?= 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: Wed, 14 Sep 2011 17:03:17 -0000 On 9/14/11 5:56 AM, jyl_2006 wrote: > Before testing cmt in wlan,we also turn on sysctl states by setting > sysctl net.inet.sctp.cmt_pf=1 > sysctl net.inet.sctp.cmt_use_dac=1 > sysctl net.inet.sctp.cmt_on_off=1 > > My Os is Freebsd8.2, I write a simple tarball to send data , and get data > from wireshark . > The result shows that both two path have data , but the time of two path is > much higher than one path. > > Can anyone point out something we did wrong or steps we missed? > Thanks in advance. are they on the same band? if so then they may be interfering with each other, leading a great reduction in throughput on BOTH cards. (radio interference, not software) > > > -- > View this message in context: http://freebsd.1045724.n5.nabble.com/sctp-cmt-problem-using-two-wireless-cards-the-speed-is-lower-than-using-one-wireless-cards-tp4802660p4802660.html > Sent from the freebsd-net mailing list archive at Nabble.com. > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >