Date: Fri, 30 Jul 2010 15:50:39 -0700 From: Carl Johnson <carlj@peak.org> To: freebsd-questions@freebsd.org Subject: Re: IPv6 rtadv on FreeBSD 8.1? Message-ID: <87zkx8twhs.fsf@cjlinux.localnet> In-Reply-To: <4C5317C0.9010303@unsane.co.uk> (Vincent Hoffman's message of "Fri\, 30 Jul 2010 19\:19\:44 %2B0100") References: <878w4svp18.fsf@cjlinux.localnet> <4C5317C0.9010303@unsane.co.uk>
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Vincent Hoffman <vince@unsane.co.uk> writes: > On 30/07/2010 18:48, Carl Johnson wrote: >> I have running versions of 7.3 and 8.0, so I tried experimenting with >> 8.1 in VirtualBox, but I ran into a couple of problems. I have an 8.0 >> system that is running a IPv6 tunnel to sixxs.net, and it is running >> rtadvd to act as the gatway for my network. On the 8.1 system I >> enabled IPv6 in rc.conf, but it is not picking up the advertised >> address. I can add it manually, and have put it in rc.local for now, >> but it seems it should work automatically as my others do. I noticed >> that the ifconfig output shows a new line that is not in 8.0: >> nd6 options=3<PERFORMNUD,ACCEPT_RTADV> >> >> Is there something that has changed in 8.1 that I have to enable, or >> is there a problem with 8.1? IPv6 is working to the extent that it >> did assign a link-local address, and I can use that address as long as >> I specify the interface. My configuration is the same, and I didn't >> have to enable anything on the others to get the global address >> assigned automatically. >> >> Thanks for any advice. >> > I dont knw if its expected or not but try running > sysctl net.inet6.ip6.accept_rtadv=1 > > (to make it persistent echo "net.inet6.ip6.accept_rtadv=1" >> > /etc/sysctl.conf ) I had already checked that and it is enabled by default, but thanks for the suggestion anyways. It also turns out that I was wrong about it working with manual configuration. I forgot that the automatic configuration sets up the external routing, and I haven't figured out how to do that manually. So it works for my internal network, but nowhere else. -- Carl Johnson carlj@peak.org
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