Date: Sat, 23 Mar 2019 17:27:53 +0100 From: Christian <ctanghe@gmx.de> To: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org> Cc: Yuri <yuri@rawbw.com> Subject: Re: dhclient fails to obtain the IP address from some WiFi networks Message-ID: <EBA8C733-16FE-4DBE-AB46-4D20C48A12DE@gmx.de> In-Reply-To: <c6cf454e-2578-0afe-e6bf-58a760d82434@grosbein.net> References: <1718f323-6c12-9a4c-ca70-11bd15cbb7c5@rawbw.com> <c6cf454e-2578-0afe-e6bf-58a760d82434@grosbein.net>
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Hi, I have had a similar case last week with an old notebook, and learned that some network cards didn‘t support a feature called PMF - Protected Management Frames (ieee 802.11w-2009). So I disabled this ( more or less senseless, as the internet says) Feature on my fritzboxRouter and the card went online. -- > Am 23.03.2019 um 11:07 schrieb Eugene Grosbein <eugen@grosbein.net>: > > 23.03.2019 1:31, Yuri wrote: > >> The laptop was getting the wifi connection right away, but dhclient was 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"
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