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Re: Last Call: draft-klensin-rfc2821bis

2008-03-30 17:25:08

So, a domain name erroneously appears in an address field and the references 
host erroneously accepts mail it shouldn't.

This degree of problematic operation is not likely to get solved with a new 

this specific problem will get solved with a simplification of how email 
uses DNS.

If someone is sending out invalid email addresses, then that needs to get 
rather than working on some post-hoc mechanism.

the two problems are not mutually exclusive.  but we can lessen their 
combined effects.

Thus, disabling AAAA checking seems to provide much cleaner error  

Reasonable idea.

Let's do it for all Internet services, not just email.

worth considering.  but for now only 2821bis is on the table.
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