[arin-ppml] IPv6 Non-connected networks

Steve Bertrand steve at ibctech.ca
Mon Feb 22 19:23:53 EST 2010

On 2010.02.22 19:19, Steve Bertrand wrote:
> On 2010.02.22 17:36, David Farmer wrote:
>> Joel Jaeggli wrote:
>>> John Santos wrote:
>>>> On Mon, 22 Feb 2010 michael.dillon at bt.com wrote:
>>>> People with private networks may not/probably don't have ASNs.
>>>> Same for people with legacy class "C" addesses that upstreams
>>>> refuse to route, but which are extemely useful for private internets
>>>> because they can't collide with customer/vendor/peer internal addresses,
>>>> unlike RFC1918.
>>> if you don't adevertise it for log enough,chances are someone else will.
>> This is the reason I'm at least willing to consider a way to filter
>> "never to be advertised networks".  However, if/when resource
>> certification (A.K.A. RPKI) come into common use this could be much less
>> of a problem.  So, I'm not absolutely sure even these networks need to
>> be filterable, especially in the long-term.  But, maybe in the near-term
>> this could be helpful to prevent abuse, and what happens if RPKI is
>> stillborn.
> This is why I think that ALL IP allocations/assignments should be
> 'within a block designated for that purpose'.

To further a bit...

If you *think* that you might want to take your 'private' space public
some day, you have two choices...either apply for a global unique now,
or apply for space within the private arena and plan to renumber in the


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