From owner-freebsd-net@freebsd.org Sat Mar 23 16:42:58 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 1D44B1555E0E for ; Sat, 23 Mar 2019 16:42:58 +0000 (UTC) (envelope-from nashkaminski@gmail.com) Received: from mail-wm1-x32a.google.com (mail-wm1-x32a.google.com [IPv6:2a00:1450:4864:20::32a]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id DD9AD7107F for ; Sat, 23 Mar 2019 16:42:56 +0000 (UTC) (envelope-from nashkaminski@gmail.com) Received: by mail-wm1-x32a.google.com with SMTP id 4so4939384wmf.1 for ; Sat, 23 Mar 2019 09:42:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=Go4zYP6qRbmGA1pqD7EeXFABU2JUx5WhaVQTrV029cU=; b=VU9AhACO8q1Rwql0AkHVpGgrWvxucAmdfbaBzo84J4KIr4Dh0kHu33rjP1umFQ/BXI hlXQgotmOxnyU0GfmvPbjtQQq0VckIwlPPIdW6MVlexoxoKEkeHutVZyPxtUA3VOFBfJ /mUuyt7tsZ+bprg+pUQfHvdFxAtfU5+kUvBxU1Gj6dWTUDPCfGX+cXJygvbtY10904Ie 3VyqHgnhvfkSvkSkDCPYgmV3MK0w3e48Y5XXyxFcPCDZ1jQgfeq8OV3M7dTNLhzKf9Nu 5iugDz9VZm+EzOSJwDzoQSluAjCLQIcffrsS09FAtSnH3b8NwuQNcoaUvB0nJboJAKRB M/3g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=Go4zYP6qRbmGA1pqD7EeXFABU2JUx5WhaVQTrV029cU=; b=R6Zop+4IqA0Vve+TkE+nGQcQk3y3pKO8FPiBzP6hkuZJPahaaS06n26maKn/oqj+Hj 0dVHnx0seeD7vRc69k28GydF2AQIOOq9cDCeFzebcas5pbKt1vAPsa8sNN2vcQry00VR 6sDYRX8jOE7JPHdyFEEfV3WftSbaPcLfvYsRoz+HWPkHt/KXI+KsMsBJaG5PgjXEbjPy 9D2hZ22x3e88g+nPAbauxinGcp6RNKQjJg06TUzJYIB5Wxxz1VkRH6buclOKMveSzaqx 7zOTkZtCVybvqG741BaQC63KGlHAVUCk8KZA/ZSAiDYANoaCjbnpJHi48ry2ar8MdGHU UYMQ== X-Gm-Message-State: APjAAAW4pcTZDsjAQkzXQlBsljlSWS9xT45ZtNZM+wkjDOupQnh649z6 aXEBAvpDMmbclHkjhEuRriL05LUDuSFgVW6xeGM= X-Google-Smtp-Source: APXvYqz48Gc/ePnlASWN06p/AIa7PXWlEAwCAmrr75r70+zpJS1/GW7JQ9cric6i66vB3vPFa+IgsFAPX+MN7E/fUdM= X-Received: by 2002:a1c:c68b:: with SMTP id w133mr513340wmf.80.1553359374968; Sat, 23 Mar 2019 09:42:54 -0700 (PDT) MIME-Version: 1.0 References: <1718f323-6c12-9a4c-ca70-11bd15cbb7c5@rawbw.com> In-Reply-To: From: Nash Kaminski Date: Sat, 23 Mar 2019 11:42:43 -0500 Message-ID: Subject: Re: dhclient fails to obtain the IP address from some WiFi networks To: Christian Cc: freebsd-net@freebsd.org, Yuri X-Rspamd-Queue-Id: DD9AD7107F X-Spamd-Bar: ------ Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=VU9AhACO; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of nashkaminski@gmail.com designates 2a00:1450:4864:20::32a as permitted sender) smtp.mailfrom=nashkaminski@gmail.com X-Spamd-Result: default: False [-6.74 / 15.00]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36]; FREEMAIL_FROM(0.00)[gmail.com]; DKIM_TRACE(0.00)[gmail.com:+]; MX_GOOD(-0.01)[cached: alt3.gmail-smtp-in.l.google.com]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; NEURAL_HAM_SHORT(-0.88)[-0.883,0]; FREEMAIL_TO(0.00)[gmx.de]; FROM_EQ_ENVFROM(0.00)[]; RCVD_TLS_LAST(0.00)[]; MIME_TRACE(0.00)[0:+,1:+]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; DWL_DNSWL_NONE(0.00)[gmail.com.dwl.dnswl.org : 127.0.5.0]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-net@freebsd.org]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[a.2.3.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.5.4.1.0.0.a.2.list.dnswl.org : 127.0.5.0]; IP_SCORE(-2.85)[ip: (-9.66), ipnet: 2a00:1450::/32(-2.38), asn: 15169(-2.13), country: US(-0.07)]; RCVD_COUNT_TWO(0.00)[2] Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 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 16:42:58 -0000 It appears that you actually may have had an address assigned, but then had it removed ~30 seconds later when the interface was brought down by wpa_supplicant. Can you confirm the period of time that you checked and saw that you had no address assigned? Was it within the ~30 second window of time after these log lines were printed, but before the next line, reporting the interface was brought down= ? Mar 22 09:55:15 sw dhclient[3435]: New IP Address (wlan0): 10.99.52.90 Mar 22 09:55:15 sw dhclient[3436]: New Subnet Mask (wlan0): 255.255.255.0 Mar 22 09:55:15 sw dhclient[3437]: New Broadcast Address (wlan0): 10.99.52.255 Mar 22 09:55:15 sw dhclient[3438]: New Routers (wlan0): 10.99.52.1 Mar 22 09:55:16 sw dhclient[3440]: New Routers (wlan0): 10.99.52.1 - Nash On Sat, Mar 23, 2019, 11:30 AM Christian wrote: > > Hi, > I have had a similar case last week with an old notebook, and learned tha= t > some network cards didn=E2=80=98t support a feature called PMF - Protecte= d > Management Frames (ieee 802.11w-2009). > > So I disabled this ( more or less senseless, as the internet says) Featur= e > on my fritzboxRouter and the card went online. > -- > > > Am 23.03.2019 um 11:07 schrieb Eugene Grosbein : > > > > 23.03.2019 1:31, Yuri wrote: > > > >> The laptop was getting the wifi connection right away, but dhclient wa= s > consistently failing to obtain the IP address. > >> > >> > >> Here are the ktrace dumps of the dhclient process of two instances of > such failure: > >> > >> * https://people.freebsd.org/~yuri/dump-dhclient-failure-1.txt > >> > >> * https://people.freebsd.org/~yuri/dump-dhclient-failure-2.txt > >> > >> > >> The wifi driver was if_run. > >> > >> > >> Can anybody tell why did dhclient fail? > > > > 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 possible. > > > > > > _______________________________________________ > > 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" > > _______________________________________________ > 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" >