[v6ops] Re: v6ops Digest, Vol 168, Issue 29

[Ted Lemon <[e-mail]>]

In order to do this, they would have to not renew a previously assigned
prefix. I think some German telecoms used to do this as a privacy message,
but it was operationally very difficult because it doubled demand for
prefixes.

Where are you seeing this irl, and how does it happen?

Op vr 9 aug 2024 om 15:08 schreef Daryll Swer <contact=
[e-mail]>

> Tim, is there something we can do to encourage not only "more than a /64",
> but also encourage "static ia_pd to ensure the customer will not experience
> broken IPv6 connectivity due to ever changing prefixes".
>
> Too many ISPs out there do dynamic IPs and breaks SLAAC on the LAN.
>
> I feel this draft could be a powerful tool, in the hands of the end user
> to get these ISPs doing the right way of IPv6 more often.
>
> --
> Sent from my iPhone
>
>
> On Fri, 9 Aug 2024 at 7:37 PM, Timothy Winters <[e-mail]> wrote:
>
>> Yes.  I've seen several instances of /64 being used for container
>> networks on CPEs.
>>
>> ~Tim
>>
>> On Fri, Aug 9, 2024 at 9:38 AM The Multach's <[e-mail]> wrote:
>>
>>> So are these considered a LAN link prefix assignment under 7084 L2:
>>>
>>> - Assignment of a /64 prefix for internal IPv6 communication between a
>>> primary SoC and a secondary chip (e.g., a Wi-Fi chip which uses IPv6).
>>>
>>> - Assignment of a /64 prefix for usage by an internal container or VM.
>>>
>>>
>>> On 8/9/2024 7:56 AM, Timothy Winters wrote:
>>> >
>>> >
>>> > On Thu, Aug 8, 2024 at 10:58 PM The Multach's <[e-mail]>
>>> wrote:
>>> >
>>> >     The following, while being user focused, fails to take into
>>> >     account that
>>> >     some of those prefixes may be used internally (or reserved for
>>> >     internal
>>> >     use) by the CPE or for ISP purposes and not assignable:
>>> >
>>> >     "SHOULD" (or an elongated exception for the above) would be more
>>> >     appropriate.
>>> >
>>> >     LPD-4: After LAN link prefix assignment the IPv6 CE Router MUST
>>> >     make the
>>> >     remaining IPv6 prefixes available to other routers via Prefix
>>> >     Delegation.
>>> >
>>> > I think this covers that case.   After local assignment, unused
>>> > prefixes MUST be made available.
>>> > LPD-2:  The IPv6 CE Router MUST assign a prefix from the delegated
>>> >            prefix as specified by L-2 [RFC7084].
>>> >
>>> > 7084
>>> >    L-2:   The IPv6 CE router MUST assign a separate /64 from its
>>> >           delegated prefix(es) (and ULA prefix if configured to provide
>>> >           ULA addressing) for each of its LAN interfaces.
>>> >
>>> >
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>>> >
>>>
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