Date: Mon, 31 Aug 2015 10:00:00 -0700 From: Adrian Chadd <adrian.chadd@gmail.com> To: Daniel Eischen <deischen@freebsd.org> Cc: "Ranjan1018 ." <214748mv@gmail.com>, FreeBSD CURRENT <freebsd-current@freebsd.org> Subject: Re: Upgrading to r297291 LAGG(4) stops working. Message-ID: <CAJ-Vmo=A84QAOUK1qWt7Qg2Pm-DdC44z-ebnTK_=uMJJVcw%2BPg@mail.gmail.com> In-Reply-To: <Pine.GSO.4.64.1508310810560.4192@sea.ntplx.net> References: <CACyC=qZm74oBjtsUPu4C2hB_C24eeRXUasNqSxzioAzNyjVGdA@mail.gmail.com> <CAJ-Vmo=_wd65Kgo0xqLOKX59Y_U1%2BC0M01AJpcfWYWNAxT0zrQ@mail.gmail.com> <CACyC=qYquXvthHqdifp_vMFKe_Ju05em2BMLx_ktvchQNQ=Vww@mail.gmail.com> <Pine.GSO.4.64.1508310810560.4192@sea.ntplx.net>
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Hi, Because it works by magic, not works by intent. There's no guarantee that a STA device will let you re-program its MAC address. It also confuses people when they believe you can setup things like bridged VMs and they don't work across wifi but do across ethernet. -adrian On 31 August 2015 at 05:20, Daniel Eischen <deischen@freebsd.org> wrote: > On Mon, 31 Aug 2015, Ranjan1018 . wrote: > >> 2015-08-30 17:12 GMT+02:00 Adrian Chadd <adrian.chadd@gmail.com>: >> >>> hi, >>> >>> don'tr set ath0 to the MAC of your ethernet device, set your ethernet >>> MAC to the MAC of your atheros device. >>> >>> (But I keep telling people, failover between ethernet/wifi isn't >>> supported by the wifi code...) > > > Why is it not? I've been using it this way for years. Switching > from wired to wireless would seem to be a very common setup. I think > the clone interface should be taught how to pass down unsupported > operations to its underlying device. > > My /etc/rc.conf: > > # For now, force iwn0 to the same MAC address as re0. > # This works around a bug where lagg is unable to set the > # MAC address of the underlying WLAN (cloned) interface. > ifconfig_iwn0="ether d4:be:d9:50:4b:5c" > wlans_iwn0=wlan0 > ifconfig_wlan0="ssid Scorpio WPA" > ifconfig_re0="up" > cloned_interfaces="lagg0" > ifconfig_lagg0="laggproto failover laggport re0 laggport wlan0" > ifconfig_lagg0_alias0="inet 10.0.0.7 netmask 0xffffff00" > > > -- > DE
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