IPv6 isn't SMTP

[jeff-kell at utc.edu (Jeff Kell)]

On 3/26/2014 12:33 AM, Larry Sheldon wrote:
> On 3/25/2014 11:18 PM, John Levine wrote:
>>> 3.  Arguing about IPv6 in the context of requirements upon SMTP
>>> connections is playing that uncomfortable game with
>>> one?s own combat boots.  And not particularly productive.
>>
>> If you can figure out how to do effective spam filtering without
>> looking at the IP addresses from which mail arrives, you will be in a
>> position to make a whole lot of money.
> Is spam fighting really about SMTP?  Or is it about abuse of the
> transport layer by (among other things) the SMTP?

Well, with current spam, the transport layer is irrelevant, given the
proper phished credentials :(

Jeff