Date: Tue, 21 Jan 2014 15:37:32 +0000 From: krad <kraduk@gmail.com> To: FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: IPV6 and disabling DAD Message-ID: <CALfReycsNX2-e7SatebUXnvcAHGZqYPmHN=zN9FJZ1RVeU74Dw@mail.gmail.com> In-Reply-To: <CALfReyeTD%2BnTwLPiktT2oBPRe4Ox_9Yg9u1SkMNup3hPXMDtYA@mail.gmail.com> References: <CALfReyeTD%2BnTwLPiktT2oBPRe4Ox_9Yg9u1SkMNup3hPXMDtYA@mail.gmail.com>
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after reading the source it seems the following tunable is what i needed net.inet6.ip6.dad_count=0 On 21 January 2014 12:47, krad <kraduk@gmail.com> wrote: > To cut a long story short, I have a virtualized environment (vbox ontop of > solaris11) with a couple of freebsd vms. The ipv6 address assignment keeps > failing due to duplicated addresses. From what I can see this is basically > due to multicast frames being looped back to the guest OS. In my simplistic > mind i should just disable dad and do it all manually. I cant find how to > do this though. I know this isnt a bsd thing as the linux guests have the > same issue. > > kernel: Cannot enable an interface with a link-local address marked > duplicate. > > kernel: mplex: DAD detected duplicate IPv6 address > fe80:4::a00:27ff:fe99:3372: NS in/out=5/1, NA in=0 > carrera kernel: mplex: DAD complete for fe80:4::a00:27ff:fe99:3372 - > duplicate found > >
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