IPv6 aliases on FreeBSD 10

pepe plaine at gmail.com
Thu Oct 23 06:07:00 UTC 2014


And this is getting even "funnier". I removed all aliases and added them
again with same command.
::1, ::2 and ::42 still working like earlier. But now also ::3, ::4 and
::10 works. But 5-9 does not..

On Thu, Oct 23, 2014 at 8:19 AM, pepe <plaine at gmail.com> wrote:

> prefix 128 didn't work either. only first real address is working. none of
> the aliases work with 48, 64 or 128...
> our network is 2001:14b8:1801::/48 so that prefixlen 48 is right for ::1
> address isn't it? and well, it works so
> I think it is right...
>
> And now it got even funnier. I added many aliases like this (copypaste
> from ifconfig output so ipv4 addresses are there too):
>
>         inet6 2001:14b8:1801:c001::2 prefixlen 48
>         inet6 2001:14b8:1801:c001::3 prefixlen 48
>         inet6 2001:14b8:1801:c001::42 prefixlen 48
>         inet 62.165.159.203 netmask 0xffffffff broadcast 62.165.159.203
>         inet6 2001:14b8:1801:c001::4 prefixlen 48
>         inet6 2001:14b8:1801:c001::5 prefixlen 48
>         inet6 2001:14b8:1801:c001::6 prefixlen 48
>         inet6 2001:14b8:1801:c001::7 prefixlen 48
>         inet6 2001:14b8:1801:c001::8 prefixlen 48
>         inet6 2001:14b8:1801:c001::9 prefixlen 48
>         inet6 2001:14b8:1801:c001::10 prefixlen 48
>         inet 62.165.159.204 netmask 0xffffffff broadcast 62.165.159.204
>         inet 62.165.159.205 netmask 0xffffffff broadcast 62.165.159.205
>         inet6 2001:14b8:1801:c001::1 prefixlen 48
>         inet 62.165.159.206 netmask 0xffffffff broadcast 62.165.159.206
>
> ::1 is "real" address and rest are aliases. All added with same command
> like this:
> ifconfig em0 inet6 2001:14b8:1801:c001::9/48 alias
>
> But the funny part is. Couple of addresses do work and rest don't. ::1,
> ::2 and ::42 works. They can be used to connect irc and
> they work fine as ping6 source. Rest behave like I said in first post.
>
>
> On Wed, Oct 22, 2014 at 7:42 PM, pepe <plaine at gmail.com> wrote:
>
>> prefix 128 didn't work either. only first real address is working. none
>> of the aliases work with 48, 64 or 128...
>> our network is 2001:14b8:1801::/48 so that prefixlen 48 is right for ::1
>> address isn't it? and well, it works so
>> I think it is right...
>>
>> On Wed, Oct 22, 2014 at 4:12 PM, Robert Schulze <rs at bytecamp.net> wrote:
>>
>>> Hi,
>>>
>>> Am 22.10.2014 10:22, schrieb pepe:
>>>
>>>> Hello
>>>>
>>>> I have little problem with IPv6 aliases. Not working at all. Default
>>>> IPv6
>>>> address works fine. When I try to connect (or ping or traceroute or
>>>> anything) withn alias address it just timeouts. Ifconfig output for
>>>> IPv6 is:
>>>>
>>>> inet6 2001:14b8:1801:c001::1 prefixlen 48
>>>> inet6 2001:14b8:1801:c001::42 prefixlen 64
>>>> inet6 2001:14b8:1801:c001::2 prefixlen 64
>>>>
>>>
>>> try using a prefixlen of 128 on the alias addresses.
>>>
>>> with kind regards,
>>> Robert Schulze
>>>
>>
>>
>>
>> --
>> pepe
>>
>
>
>
> --
> pepe
>



-- 
pepe


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