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[IPv6]Re: [v6ops] Re: Re: Android now supports DHCPv6 PD

Gert Doering <gert@space.net> Tue, 16 September 2025 15:03 UTC

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Date: Tue, 16 Sep 2025 17:02:59 +0200
From: Gert Doering <gert@space.net>
To: Lorenzo Colitti <lorenzo=40google.com@dmarc.ietf.org>
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References: <CAKD1Yr1XKoBNJqBbuiR1ZthZPTqaN+099RdhhHTSSGJBF5EUpw@mail.gmail.com> <CAP6_FRxO5Oem05cAMOuKK=ckR6VOG_pQteJzNkjES6czSVmvdw@mail.gmail.com> <CANP3RGcAhHX859-9EW4ozUJYYHaeaYsK7pqbBb-ytuqyT-ZTEw@mail.gmail.com> <CAKD1Yr32GdvEhh7kKCuPT3RGoKo0ojo-W6Kiy-euD1aP9RjpLg@mail.gmail.com> <DB9PR07MB7771A785A9FF09DEA6E66D7DD614A@DB9PR07MB7771.eurprd07.prod.outlook.com> <CAKD1Yr1g8=6B9o4BNtrKaeLvTajuQ8P4rjv-N+15UOAMXPujhA@mail.gmail.com>
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Subject: [IPv6]Re: [v6ops] Re: Re: Android now supports DHCPv6 PD
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Hi,

On Tue, Sep 16, 2025 at 06:04:33PM +0900, Lorenzo Colitti wrote:
> Recommendations for network operators are written in RFC 9663. Some text
> about expected prefix lengths is in section 8 of that RFC. RFC 9762 says
> the prefix must be SLAAC-sized, which currently means it must be a /64 per
> device. A /48 is fine for a small or medium network, but a campus with tens
> of thousands of devices on it probably needs more than that.

If but anyone had warned of this outcome before.

Gert Doering
        -- NetMaster
-- 
have you enabled IPv6 on something today...?

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