own IPv6 zones but no IPv6 uplink

[Steffen Sledz]

On 12.07.2014 01:19, Mark Andrews wrote:
> In message <53C009D4.4000503 at imperial.ac.uk>, Phil Mayers writes:
>> On 11/07/14 16:45, Steffen Sledz wrote:
>>> We have a local DNS server providing local IPv6 zones (fd44:...).
>>>
>>> The server itself is reachable via IPv4 and IPv6 but has no IPv6 uplink.
>>>
>>> With our current configuration everything works well, but we've a lot of errors in the logfile:
>>>
>>> "Jul 11 17:39:48 zk223 named[5383]: error (network unreachable) resolving 'askubuntu.com/A/IN': 2400:cb00:204
>> 9:1::adf5:3a8e#53"
>>>
>>> How can we suppress them without disabling IPv6 globally?
>>
>> You could do something like:
>>
>> server 2000::/3 { bogus; };
>>
>> Check the syntax; I haven't!
> 
> Or Steffen could just add a tunnel to HE (https://tunnelbroker.net)
> or one of the other tunnel providers.  I've been using HE for the
> last 12 years.
> 
> Just about every application he is running is trying IPv6 then after
> getting network unreachable going on to try IPv4.
> 
> For the record it isn't the zone.  It's enabling IPv6 locally without
> having a working upstream link.  You would get that message without
> the zone being configured.

Of course a tunnelbroker would be a solution, but for the moment we do not want to have an IPv6 uplink.

Steffen