On 2023-11-19 17:40, Gregory Nowak via Dng wrote: >> Exactly as you described. The last 64 bits were very different, apparently
>> reflecting the different assignment method. Now they incorporate some of the
>> MAC address, where before they didn't.
> That's as it should be if using inet6 auto in interfaces. If you would
> prefer not to let every machine in the world uniquely identify your
> machine's network interface, you can use a temporary random IPv6
> address for outbound connections. To do that:
> sysctl net.ipv6.conf.all.use_tempaddr = 2
Thank you for this.
I will tentatively declare this solved, with the change from pure DHCPv6
in my router to SLAAC+DHCP.
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