From owner-freebsd-net@freebsd.org Sat Mar 23 16:28:26 2019 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 646C6155579D for ; Sat, 23 Mar 2019 16:28:26 +0000 (UTC) (envelope-from ctanghe@gmx.de) Received: from mout.gmx.net (mout.gmx.net [212.227.17.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "mout.gmx.net", Issuer "TeleSec ServerPass DE-2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id BC41E7042E for ; Sat, 23 Mar 2019 16:28:24 +0000 (UTC) (envelope-from ctanghe@gmx.de) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1553358483; bh=WAhgws7vdb7gUmgIXivI+9+AcmxiaLtgqy7KQ96+KLA=; h=X-UI-Sender-Class:Subject:From:In-Reply-To:Date:Cc:References:To; b=f3d4yl8Kn9olCU3EhMnoiyhD/dirNDuHFAXQF1hK0OLMhdstjMZrCDObgRgp20dkY RNdwQqYWB2RFR28ak6O2YopcQ3ypMM6trnE+Ma/wPjESJ8w9RnIlJkwksp1znfxHrn obBG69u62wkVy4jQqjTj3zIz3EXrrYtpp0gjF4DQ= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [100.84.98.218] ([109.40.67.26]) by mail.gmx.com (mrgmx103 [212.227.17.168]) with ESMTPSA (Nemesis) id 0LpbfG-1gSbBc17pe-00fVge; Sat, 23 Mar 2019 17:28:03 +0100 Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (1.0) Subject: Re: dhclient fails to obtain the IP address from some WiFi networks From: Christian X-Mailer: iPhone Mail (16D57) In-Reply-To: Date: Sat, 23 Mar 2019 17:27:53 +0100 Cc: Yuri Content-Transfer-Encoding: quoted-printable Message-Id: References: <1718f323-6c12-9a4c-ca70-11bd15cbb7c5@rawbw.com> To: "freebsd-net@freebsd.org" X-Provags-ID: V03:K1:2FYRN/SBvmfNhrXkwG/63LRBOT5MbNENcZ54AdmxU+Q1aOiD9st 7/f8EooMAJdorYOpCcxHTabEYojhqY21r+xBvOKlUDwXti4ptWtJiRsdm8unoFaPiXwpgjg kDhAj558995WGiD0HX9cwRS2arwuCdovt3osytTkbmxBFUgTCkN39uQTHPlbjLvVObjSELF m09NfyEyHH86Ht2tq8Pfw== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:sNZ7HFA62qU=:6SpXPuF73eGBXvhkEFn8WO cAV4jcuUJAfAdPobFzDVqyaxVGzQHjzyMw32nA/j68bJfWrAOZB9EA9jKV58jxA6g27WRYjmy 7ZGytMVZmS+9LtpTG7/nx+gc8yG3j8FsDFxOY+nH+4jWw6jKl2KbA5i6SILvf/9fAeov4kVTJ 1ucpg8m3kNH3Vu+xiMz4SJmZPo7CDHGECPkEM/b1EXtfbLcKuQ+dgk1yqbSf4Tl1cbrXPL8EF 6VrkfDV+7fqw7jOS26E+dowmO2Sorl1IdIkacgWe8y43vpjfnrcbP6d10IGXJnRw1oXjoxNN/ QBfpM/1G+ZTfks4glHbHW22s8iVkCBaTx5Wov/j8fpM2tEdjxM9YAqIEXQSCP4UR6Lz74KtMK ZSdLxWc+JEa3yf7ugvtRRjNaAYBhQY44xlxvQZHdHfxpFT967ECQVyTW9a8Kfe4lTrfNL7pOn gpxIseHxepfPqpNCqymKCSuK6zT9aUDxbX42F7y/5ohnEnEuexoSZUmtoJ2LPS8E3l+ynzeTc a2D9K2JgzYtOzlEqh/RdnUndZ2wkfsrsGMatR+AM1RmeP01wpqYFpSwecdkJ27W0va8eddO4D TvDQof8xN5Wsu5YCNXsSzspY2Hnddt2iuA6wiiLkuW20h1jfqg7Ah53JQqYWgx+32bp9vCERK jM1tbgsjA27EleLzkqToCc4uZkPhHSMlpQ5j/YP6ToNOKMqzO7gZgVpy12E1wpH2Yr22zGZkr JzqkHtCKeAQR/P8hLEJ7tvgYqECTpnV183BBcF+UE6ECIB/Ep8KxNHfkHMSyLJax5dqjrotS+ YbEPFt6dmYAHyaifHeFIFAqCVV4guvtAKFH9Usz1aIqvSYyb/oh+q4bhcD0GlMgvoqzFQXv+5 +Ioav8OrTWRI55E3knz/+3qT6WEvWoTSrOr1vT4ozAQcIDAlugQ2LjlUqISqvn7BRIeHIaPln h65YDgQrgHQ== X-Rspamd-Queue-Id: BC41E7042E X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmx.net header.s=badeba3b8450 header.b=f3d4yl8K; spf=pass (mx1.freebsd.org: domain of ctanghe@gmx.de designates 212.227.17.21 as permitted sender) smtp.mailfrom=ctanghe@gmx.de X-Spamd-Result: default: False [-3.92 / 15.00]; TO_DN_EQ_ADDR_SOME(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; FREEMAIL_FROM(0.00)[gmx.de]; R_SPF_ALLOW(-0.20)[+ip4:212.227.17.0/27]; MV_CASE(0.50)[]; DKIM_TRACE(0.00)[gmx.net:+]; RCPT_COUNT_TWO(0.00)[2]; MX_GOOD(-0.01)[mx00.emig.gmx.net,mx01.emig.gmx.net]; NEURAL_HAM_SHORT(-0.75)[-0.752,0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; IP_SCORE(-1.06)[ip: (-5.73), ipnet: 212.227.0.0/16(-1.23), asn: 8560(1.67), country: DE(-0.01)]; RCVD_IN_DNSWL_LOW(-0.10)[21.17.227.212.list.dnswl.org : 127.0.3.1]; ASN(0.00)[asn:8560, ipnet:212.227.0.0/16, country:DE]; MID_RHS_MATCH_FROM(0.00)[]; ARC_NA(0.00)[]; FREEMAIL_ENVFROM(0.00)[gmx.de]; R_DKIM_ALLOW(-0.20)[gmx.net:s=badeba3b8450]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[gmx.de]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[] X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 23 Mar 2019 16:28:26 -0000 Hi,=20 I have had a similar case last week with an old notebook, and learned that s= ome network cards didn=E2=80=98t support a feature called PMF - Protected Ma= nagement Frames (ieee 802.11w-2009). So I disabled this ( more or less senseless, as the internet says) Feature o= n my fritzboxRouter and the card went online.=20 -- > Am 23.03.2019 um 11:07 schrieb Eugene Grosbein : >=20 > 23.03.2019 1:31, Yuri wrote: >=20 >> The laptop was getting the wifi connection right away, but dhclient was c= onsistently failing to obtain the IP address. >>=20 >>=20 >> Here are the ktrace dumps of the dhclient process of two instances of suc= h failure: >>=20 >> * https://people.freebsd.org/~yuri/dump-dhclient-failure-1.txt >>=20 >> * https://people.freebsd.org/~yuri/dump-dhclient-failure-2.txt >>=20 >>=20 >> The wifi driver was if_run. >>=20 >>=20 >> Can anybody tell why did dhclient fail? >=20 > There was several important changes to dhclient not so long ago. > Please describe the case in detail, including exact branch and revision of= your FreeBSD system > and relevant messages of "dmesg -a" output. And output of tcpdump too, if p= ossible. >=20 >=20 > _______________________________________________ > freebsd-net@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"