Re: RFC: Implementation of RFC 7217 [A Method for Generating Semantically Opaque Interface Identifiers, with IPv6 Stateless Address Autoconfiguration (SLAAC)]

From: Guido Falsi <madpilot_at_FreeBSD.org>
Date: Sat, 20 Dec 2025 09:50:43 UTC
On 12/20/25 10:20, Marek Zarychta wrote:
> On 6.04.2025 16:49, Guido Falsi wrote:
>> Hi!
>>
>> I have recently implemented and tested the patch at [1], which 
>> implements RFC 7217, about generating IPv6 addresses that are constant 
>> through reboots, but do not expose the MAC address of the machine, not 
>> being in any way derived by those.
>>
>> I'd like to get comments, testing and review for this patch, with the 
>> objective of getting approval to commit it to head once it is 
>> streamlined enough.
>>
>> BTW I'd like to thank cognet for his suggestions and help with the 
>> patch, in particular his help in finding the correct way to implement 
>> the dad_failures counter.
>>
>>
>> And thanks in advance to anyone willing to give feedback!
>>
>>
>> [1] https://reviews.freebsd.org/D49681
>>
>>
> 
> Hi Guido,
> hi all,
> everything works perfectly in 16.0-CURRENT and stable/15. Would it be 
> possible to officially MFC this patch[2] to stable/15, given that 15.0- 
> RELEASE has already been published?

Hi,

Yes, I plan to merge this to stable soon. But at present I'm a little 
busy and overwhelmed with daily life and work so I  was planning to do 
this in a short while.

I'll be starting to work on MFCing this soon though.

-- 
Guido Falsi <madpilot@FreeBSD.org>