Date: Thu, 2 Jan 2014 17:43:56 +1100 From: Peter Jeremy <peter@rulingia.com> To: freebsd-net@freebsd.org Subject: Re: IPv4 Multicast MAC Address issues Message-ID: <20140102064356.GL87348@server.rulingia.com> In-Reply-To: <20140101200303.GS99167@funkthat.com> References: <20140101085721.GA34334@server.rulingia.com> <20140101200303.GS99167@funkthat.com>
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[-- Attachment #1 --] On 2014-Jan-01 12:03:04 -0800, John-Mark Gurney <jmg@funkthat.com> wrote: >Peter Jeremy wrote this message on Wed, Jan 01, 2014 at 19:57 +1100: >> I'm trying to use multicast on my home network for the first time and >> have found an apparent anomoly in the destination MAC address. ... >> FreeBSD shows that as the multicast MAC filter. Unfortunately, it >> seems that (at least on FreeBSD-10), the destination MAC address >> uses the low 23 bits of the IP address of my default route. >This is probably a bug, and I have confirmed this on: >FreeBSD carbon.funkthat.com 11.0-CURRENT FreeBSD 11.0-CURRENT #4 r256870:258399M: Wed Nov 20 12:33:22 PST 2013 jmg@carbon.funkthat.com:/usr/src/sys/amd64/compile/lockprof amd64 Thanks. I've since checked 9.2/amd64 and it's OK there, so this is a regression. I've raised kern/185395. -- Peter Jeremy [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (FreeBSD) iKYEARECAGYFAlLFCqxfFIAAAAAALgAoaXNzdWVyLWZwckBub3RhdGlvbnMub3Bl bnBncC5maWZ0aGhvcnNlbWFuLm5ldDBCRjc3QTcyNTg5NEVCRTY0RjREN0VFRUZF OEE0N0JGRjAwRkI4ODcACgkQ/opHv/APuIcC/ACfZWhaYPj9p+FE7kAFDj8dr95+ PBgAn3RCpymGzDhxJHc13kkZhvt2Ynlb =4C57 -----END PGP SIGNATURE-----
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