netdev - Re: Bridge stays down until a port is added

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

Message-ID: <20110926154225.76514656@nehalam.linuxnetplumber.net>
Date:	Mon, 26 Sep 2011 15:42:25 -0700
From:	Stephen Hemminger <shemminger@...tta.com>
To:	Nicolas de Pesloüan 
	<nicolas.2p.debian@...il.com>
Cc:	Marc Haber <mh+netdev@...schlus.de>, netdev@...r.kernel.org
Subject: Re: Bridge stays down until a port is added

 
> And this might also allow to set an IPv6 address on a dummy interface, which Marc Haber reported as 
> not being allowed for now, probably because DAD cannot succeed on a dummy interface and as such, a 
> bind() cannot be allowed, and as such, setting the IPv6 address is currently useless.

For dummy, the interface should probably have the IFF_NOARP flag set.
There isn't any point in doing network discovery on a non-connected
interface. That would make DAD a no-op and bind would work.
--
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