[arin-ppml] IPv6 Non-connected networks

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

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'.


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