Date: Mon, 28 Mar 2011 19:07:06 +0400 From: Sergey Kandaurov <pluknet@gmail.com> To: "Daniel O'Connor" <darius@dons.net.au> Cc: freebsd-current Current <freebsd-current@freebsd.org> Subject: Re: ipv6 / rtadv problem Message-ID: <AANLkTinaELN40kvgDrjN0=iPT1KJNS=P2duFEk7jRS2W@mail.gmail.com> In-Reply-To: <451C39DA-76B9-4767-9FFC-24F2A182E301@dons.net.au> References: <451C39DA-76B9-4767-9FFC-24F2A182E301@dons.net.au>
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On 28 March 2011 16:55, Daniel O'Connor <darius@dons.net.au> wrote: > Hi, > I am trying to get a -CURRENT box to get an IPv6 address via RTADV, however I am not having any luck. > > I have tried the following in rc.conf :- > ipv6_enable="YES" > ipv6_gateway_enable="YES" > > ifconfig_em0_ipv6="RTADV" > > (the last one I haven't seen before but it didn't seem to have an effect anyway) > > ifconfig shows.. > em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 > options=219b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4,WOL_MAGIC> > ether 00:25:90:32:09:1e > inet6 fe80::225:90ff:fe32:91e%em0 prefixlen 64 scopeid 0x2 > inet 203.31.81.43 netmask 0xffffffc0 broadcast 203.31.81.63 > nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL> > media: Ethernet autoselect (100baseTX <full-duplex>) > status: active > > I see rtadv packets on the network :- > 12:50:46.444380 IP6 fe80::204:61ff:fe79:276f > ff02::1: ICMP6, router advertisement, length 56 > > Other hosts can obtain a prefix just fine. This is the only 9.0 one, I have other FreeBSD boxes but they are 8.x ish. > Hi. 1) ipv6_enable is obsolete in HEAD, see UPDATING. 2) Normally hosts ignore rtadv packets if ipv6_gateway_enable is also set (as per rfc4861). All you need is something like ifconfig_em0_ipv6="inet6 accept_rtadv" -- wbr, pluknethelp
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