[arin-ppml] Proposal - Remove Initial Small Assignment Requirements for IPv6

[Owen DeLong]

> On Sep 13, 2021, at 11:26 , William Herrin <bill at herrin.us> wrote:
> 
> On Mon, Sep 13, 2021 at 10:44 AM Owen DeLong via ARIN-PPML
> <arin-ppml at arin.net> wrote:
>> 1. Connect the new ISP and add the new ranges to the routers.
>> 2. Add the new address range(s) to the servers.
> 
> Broken from this step onwards. You now have two default routes and two
> IPv6 addresses with access attempts from external users to both. Many
> of your devices are not smart enough to match the route to the source
> address. Others are capable (e.g. Linux) but only if you're savvy
> enough to do some custom configuration beyond an entry in the /etc
> configuration file.

You only have two default routes on the border router(s). Your internal default
routes remain unchanged.

If your router(s) aren’t that smart in IPv6 land, you need better routers.

Owen

> 
>> 3. Change your SLAAC RAs and DHCP servers over to announcing the new addresses
>> 4. Wait until the old addresses are deprecated off the interfaces of all the clients.
>> 5. Remove the old address range(s) from the servers.
>> 6. Remove the old address ranges from the routers.
>> 7. Disconnect the old ISP
> 
> Regards,
> Bill Herrin
> 
> 
> -- 
> William Herrin
> bill at herrin.us
> https://bill.herrin.us/