Date: Fri, 10 May 2013 04:49:31 +0900 (JST) From: Hiroki Sato <hrs@FreeBSD.org> To: florent@peterschmitt.fr Cc: freebsd-net@FreeBSD.org Subject: Re: IPv6 configuration missunderstanding Message-ID: <20130510.044931.944156092944449444.hrs@allbsd.org> In-Reply-To: <518BFBF6.4040907@peterschmitt.fr> References: <518A6D5C.3030804@peterschmitt.fr> <20130510.041934.19893072298744952.hrs@allbsd.org> <518BFBF6.4040907@peterschmitt.fr>
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[-- Attachment #1 --] Florent Peterschmitt <florent@peterschmitt.fr> wrote in <518BFBF6.4040907@peterschmitt.fr>: fl> Le 09/05/2013 21:19, Hiroki Sato a écrit : fl> > Florent Peterschmitt <florent@peterschmitt.fr> wrote fl> > in <518A6D5C.3030804@peterschmitt.fr>: fl> > fl> > fl> Hi, fl> > fl> fl> > fl> I want to configure IPv6 in FreeBSD 9.1-RELEASE like this : fl> > fl> fl> > fl> ipv6_enable=yes fl> > fl> ipv6_activate_all_interfaces=yes fl> > fl> ifconfig_em0_ipv6="inet6 2001:41D0:8:B81f:: prefixlen 64" fl> > fl> -interface em0" fl> > fl> ipv6_defaultrouter="2001:41D0:8:B8ff:ff:ff:ff:ff" fl> > fl> > Why the default router is not in 2001:41d0:8:b81f::/64? fl> > fl> > fl> But at boot I have : fl> > fl> fl> > fl> default fe80::264:40ff:fe3a:fac0%em0 UG em0 fl> > fl> > I guess this is provided by the router via Router Advertisement fl> > messages. fl> > fl> > fl> And if ipv6_enable=yes is not here (although it's depreciated), no IPv6 fl> > fl> at all. fl> > fl> > Please remove ipv6_enable=yes and ipv6_activate_all_interfaces=yes fl> > unless you understand you really need them. fl> > fl> > I think only the following line is sufficient for your environment: fl> > fl> > ifconfig_em0_ipv6="inet6 2001:41d0:8:b81f::1 prefixlen 64 accept_rtadv" fl> > fl> > -- Hiroki fl> > fl> I found how to configure it: fl> fl> ip6addrctl_policy="ipv6_prefer" fl> ipv6_activate_all_interfaces=yes fl> ifconfig_em0_ipv6="inet6 2001:41d0:8:b81f::1 prefixlen 64" fl> ipv6_defaultrouter="2001:41d0:8:b8ff:ff:ff:ff:ff" fl> fl> Router advertisement is disabled at OVH and the gateway is the given fl> one. Well, everything is good now ;) So, why do you need ipv6_activate_all_interfaces=yes? And, using an address on the different subnet as the default router is wrong even if it looks working. -- Hiroki [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.13 (FreeBSD) iEYEABECAAYFAlGL/csACgkQTyzT2CeTzy2f1ACgjTq/5kyZEjYoRs4zY+EyJw44 IN4AoIiNQavADI1f/vamz+HpHaYO9Oti =4fdw -----END PGP SIGNATURE-----
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