Howto enable IPv6 privacy extensions

[Patrick Lists]

On 01/04/2013 03:26 PM, Gabriel VLASIU wrote:
[snip]
> I also use network.
>
> $ grep IPV6_PRIVACY=rfc3041 /etc/sysconfig/network-scripts/*
> /etc/sysconfig/network-scripts/ifcfg-eth0:IPV6_PRIVACY=rfc3041
> /etc/sysconfig/network-scripts/ifcfg-wlan0:IPV6_PRIVACY=rfc3041
>
> $ ip -6 a s eth0
> 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qlen 1000
>      inet6 fc00::100/64 scope global
>         valid_lft forever preferred_lft forever
>      inet6 2a02:2f07:c060:113:9dc0:4eaa:XXXX:XXXX/64 scope global temporary dynamic
>         valid_lft 86369sec preferred_lft 14369sec
>      inet6 2a02:2f07:c060:113:21b:38ff:YYYY:YYYY/64 scope global dynamic
>         valid_lft 86369sec preferred_lft 14369sec
>      inet6 fc00::9dc0:4eaa:XXXX:XXXX/64 scope global temporary dynamic
>         valid_lft 86369sec preferred_lft 14369sec
>      inet6 fc00::21b:38ff:YYYY:YYYY/64 scope global dynamic
>         valid_lft 86369sec preferred_lft 14369sec
>      inet6 fe80::21b:38ff:YYYY:YYYY/64 scope link
>         valid_lft forever preferred_lft forever
>
> Try adding (keep IPV6_PRIVACY=rfc3041)
>
> net.ipv6.conf.default.use_tempaddr=2
> net.ipv6.conf.all.use_tempaddr=2
>
> in /etc/sysctl.d/ipv6_privacy_extensions and reboot.
[snip]

Thanks you for your elaborate feedback Gabriel. It works now.

Thanks again,
Patrick