Re: Input on identities

[Dave Crocker <dhc@xxxxxxxxxxxx>]

Pete,


>>Then we should question why this is so and if it is needed or if it
>>can be handled by their ISP as well.

PR> That means constantly coordinating with the ISP as to which IP 
PR> addresses are and are not MTAs.

In general, each required change for interaction between two
administrations is an invitation for non-adoption.


>>The situation where IP based lists will not work is for MTAs on
>>dynamic address space. The question is whether we should encourage 
>>hosting MTA on dynamic address space with regard to stability and 
>>the spam problems we encountered over the last decade.
PR> I have to wonder whether IPv6 is going to change the answer we might
PR> give to such a question.

I am hard-pressed to see how IPv6 is going to change much of anything,
concern basic design, administration and operations.

None of its mechanisms attack this sort of issue directly (and I think
they do nothing indirectly.)


d/
--
 Dave Crocker <mailto:dcrocker@xxxxxxxxxxxxxxx>
 Brandenburg InternetWorking <http://www.brandenburg.com>
 Sunnyvale, CA  USA <tel:+1.408.246.8253>, <fax:+1.866.358.5301>