[CentOS] Ifconfig ipv6:permission denied.

Thu Sep 18 16:57:13 UTC 2014
James Hogarth <james.hogarth at gmail.com>

On 18 Sep 2014 09:07, "dE" <de.techno at gmail.com> wrote:
>
> On 09/17/14 21:03, Marcelo Ricardo Leitner wrote:
>>
>> One more test. Please check sysctl -a | grep disable_ipv6   output
>> And if it's =1, set it to 0.
>>
>> When NetworkManager is running, it may disable ipv6 on the interface if
its not configured via NM...
>>
> Yes, that was it. Thanks!!
>
> But this's the default? The installer should be checked for this.
>

The default is not to disable ipv6 so something in your environment
actively did this.

This does, however, leave me somewhat confused as to how you claimed there
was a fc00::1001 address on there and you were adding the additional
address when you saw the refused message...