Date: Tue, 29 Mar 2011 23:43:57 +1030 From: "Daniel O'Connor" <doconnor@gsoft.com.au> To: Marcin Cieslak <saper@saper.info> Cc: freebsd-current@freebsd.org Subject: Re: ipv6 / rtadv problem Message-ID: <FB4A5B71-6EC6-4CFE-BD84-927A82730913@gsoft.com.au> In-Reply-To: <slrnip3kp3.2dqp.saper@saper.info> References: <451C39DA-76B9-4767-9FFC-24F2A182E301@dons.net.au> <AANLkTinaELN40kvgDrjN0=iPT1KJNS=P2duFEk7jRS2W@mail.gmail.com> <0C27BDBF-1F22-4DFD-A1A5-48D0BD1618BC@gsoft.com.au> <71147117-D87B-4F36-9838-238E144BB51F@gsoft.com.au> <slrnip3kp3.2dqp.saper@saper.info>
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On 29/03/2011, at 23:10, Marcin Cieslak wrote:
>>> Daniel O'Connor <doconnor@gsoft.com.au> wrote:
>>=20
>> On 29/03/2011, at 8:29, Daniel O'Connor wrote:
>>> On 29/03/2011, at 1:37, Sergey Kandaurov wrote:
>>>> 1) ipv6_enable is obsolete in HEAD, see UPDATING.
>>>=20
>>> Ahh UPDATING, of course, thanks :)
>>>=20
>>>> 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=3D"inet6 =
accept_rtadv"
>>>=20
>>> Great, it works!
>>=20
>> I spoke a little too soon, I could not connect to a remote host until =
I did some pings, eg..
>> maarsy-acq:~>telnet -NK6 ipv6.google.com 80
>> Trying 2404:6800:8004::68...
>> ^C
>> maarsy-acq:~>ping6 metatron
>> PING6(56=3D40+8+8 bytes) 2001:44b8:7c07:5581:225:90ff:fe32:91e --> =
2001:44b8:7c07:5581:204:61ff:fe79:276f
>> 16 bytes from 2001:44b8:7c07:5581:204:61ff:fe79:276f, icmp_seq=3D0 =
hlim=3D64 time=3D0.507 ms
>> 16 bytes from 2001:44b8:7c07:5581:204:61ff:fe79:276f, icmp_seq=3D1 =
hlim=3D64 time=3D0.247 ms
>> ^C
>> --- metatron.gsoft.com.au ping6 statistics ---
>> 2 packets transmitted, 2 packets received, 0.0% packet loss
>> round-trip min/avg/max/std-dev =3D 0.247/0.377/0.507/0.130 ms
>=20
> Are you having this problem when talking to other v6 in the same LAN?
Well, the first one (metatron) I pinged worked fine and after that it =
all came good.
> How does your "netstat -rnf inet6" look like?
Routing tables
Internet6:
Destination Gateway Flags =
Netif Expire
::/96 ::1 UGRS =
lo0 =3D>
default fe80::204:61ff:fe79:276f%em0 UG =
em0
::1 ::1 UH =
lo0
::ffff:0.0.0.0/96 ::1 UGRS =
lo0
2001:44b8:7c07:5581::/64 link#2 U =
em0
2001:44b8:7c07:5581:225:90ff:fe32:91e link#2 UHS =
lo0
fe80::/10 ::1 UGRS =
lo0
fe80::%em0/64 link#2 U =
em0
fe80::225:90ff:fe32:91e%em0 link#2 UHS =
lo0
fe80::%lo0/64 link#5 U =
lo0
fe80::1%lo0 link#5 UHS =
lo0
ff01::%em0/32 fe80::225:90ff:fe32:91e%em0 U =
em0
ff01::%lo0/32 ::1 U =
lo0
ff02::/16 ::1 UGRS =
lo0
ff02::%em0/32 fe80::225:90ff:fe32:91e%em0 U =
em0
ff02::%lo0/32 ::1 U =
lo0
> Can you reach metatron.gsoft.com.au from your gateway?
metatron IS my gateway :)
It is running a fairly old FreeBSD (6.x..), maybe there are bugs there..
--
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
-- Andrew Tanenbaum
GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C
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