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Re: [74attendees] The great emphasis on IPv6 - a positive look



Philip Homburg wrote:
>>> There are many people (myself included) that are happily using 6to4, 
>>> and we're using 6to4 because the ISPs available to us are utterly and 
>>> completely clueless, so we don't really have any other option.  If the 
>>> 6to4 anycast goes away and you require the ISP to deploy something for 
>>> the replacement technology, you are effectively cutting us off from 
>>> the IPv6 Internet for the foreseeable future.
>> The point is that ISPs, rather than setting up a 6to4 relay router 
>> should setup a 6rd Gateway in order to offer native IPv6 prefix to their 
>> customers.
> 
> I wonder, what if ISPs who want to do an '6rd' like thing would announce
> longer prefixes than just 2002::/16. For example an ISP who has customers
> in an IPv4 /16 can announce 2002:xxyy::/32.
> 
> To me it seems like that would end the 2002::/16 blackhole problem for that
> ISP's customers.

And import the complete IPv4 routing table into the IPv6 routing table.
No thank you.

See the 6to4 RFC btw which discusses that.

Fortunately 2002::/16 orlonger is pretty well filtered.

Greets,
 Jeroen

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