netdev - Re: bridge should flood non-IPv4-multicast ethernet frames

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20110913141403.3e66e032@nehalam.linuxnetplumber.net>
Date:	Tue, 13 Sep 2011 14:14:03 -0700
From:	Stephen Hemminger <shemminger@...tta.com>
To:	Chuck Anderson <cra@....EDU>
Cc:	netdev@...r.kernel.org
Subject: Re: bridge should flood non-IPv4-multicast ethernet frames

On Tue, 13 Sep 2011 16:00:27 -0400
Chuck Anderson <cra@....EDU> wrote:

> 2. Check that the Ethertype is 0x800 (IPv4), and if it is not, always
> flood the frame so we don't break non-IPv6-multicast frames being
> bridged.

Doing something based on Ether type is the correct solution.
It should handle ipv4 and ipv6 snooping and flood all other types.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html