Hi, Zhang Bin
NetBSD should use a very old network card, so you should find a very
old card
thanks
jiabo
Bin Zhang wrote:
> Hi Jiabo,
>
> Thanks for your reply, I didn't figure out why FreeBSD 7.1 doesn't
> recover from the DAD, but I had a work around on this which is to run
> the test manually with out the vel tool and reboot the FreeBSD box
> between the first and the second half of test 1.2.B.
>
> However, I have another problem while running the NetBSD box as
> target-host, which is, the NetBSD box does not send out Neighbor
> Solicitations when the interface comes up, I saw you asked about this
> on the web, I don't know if you have found out a solution yet, could
> you give me some suggestions on this issue?
>
> Thanks,
> Bin
>
> wang_jiabo :
>> Bin Zhang wrote:
>>> Hi,
>>>
>>> I am running tahi interoperability test 1.2.B (host), using the vel
>>> 4.0.0 tool. The TAR and REF machines are both FreeBSD 7.1, and LOGO
>>> machine is our device.
>>>
>>> I have a question about FreeBSD 7.1 doing Duplicate Address
>>> Detection (DAD).
>>>
>>> In the first half of the test, TAR detects there is a duplicated
>>> Link Local Address (LLA) by doing DAD when the interface comes up,
>>> (the LLA was manually configured on our device according to the vel
>>> tool's instruction), after detecting the duplicate address, FreeBSD
>>> disables IPv6 on that interface, and I see the following message in
>>> dmesg:
>>>
>>> em1: DAD detected duplicate IPv6 address fe80:4::217:a4ff:fe51:fb0d:
>>> NS in/out=0/3, NA in=1
>>> em1: DAD complete for fe80:4::217:a4ff:fe51:fb0d - duplicate found
>>> em1: manual intervention required
>>> em1: possible hardware address duplication detected, disable IPv6
>>>
>>> After this, however, I can not get the IPv6 to be enabled back
>>> again, ifconfig down/up (as the vel tool does) does not work, and
>>> all the IPv6 traffic in the second half of the 1.2.B test is not
>>> being generated/processed on that interface anymore. I tried to
>>> restart the network by doing "/etc/rc.d/netif restart && sleep 30 &&
>>> /etc/rc.d/routing restart", it doesn't work either, the only thing I
>>> can do is to reboot the box, but that forces the test script to lost
>>> the connection, so the second half won't run.
>>>
>>> Could you give me any help on this issue?
>>>
>>> Thanks a lot!
>>> Bin
>> Hi, Bin:
>> did you use FreeBSD7.0 to try?
>> I think FreeBSD and NetBSD both need very old Network Card to test.
>> I hope these can give you some idea.
>> thanks
>> jiabo
>>
>>