From: "Steinar H. Gunderson" <sgunderson@bigfoot.com>
To: netdev@vger.kernel.org, ayourtch@gmail.com
Subject: Re: Linux sends IPv6 NS packets with the link-local address
Date: Thu, 7 Nov 2013 01:56:15 +0100 [thread overview]
Message-ID: <20131107005615.GA21230@sesse.net> (raw)
In-Reply-To: <20131107004610.GB8144@order.stressinduktion.org>
On Thu, Nov 07, 2013 at 01:46:11AM +0100, Hannes Frederic Sowa wrote:
> Problem was, if we enqueue a packet to the resolving queue we use those
> packets source address as the address we use as the source address. This
> patch chooses the last enqueued skb's source address to do the resolving
> thus switching over to a global address much more early (hopefully). I
> have seen this problem with routers doing uRPF on the source address of
> arp packets, too.
>
> Does this happen when you configure addresses? Do your addresses have
> a short lifetime advertised by radvd etc?
There are no autoconfigured addresses on the machine; statically set plus
link-layer only. It does _serve_ RA for another VLAN, though (it does
802.1q, some tunnels, and some BGP).
/* Steinar */
--
Homepage: http://www.sesse.net/
next prev parent reply other threads:[~2013-11-07 0:56 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-07 0:29 Linux sends IPv6 NS packets with the link-local address Steinar H. Gunderson
2013-11-07 0:46 ` Hannes Frederic Sowa
2013-11-07 0:56 ` Steinar H. Gunderson [this message]
2013-11-07 1:16 ` Hannes Frederic Sowa
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