BCP38 is hard, was TWC (AS11351) blocking all NTP?

John Levine johnl at iecc.com
Wed Feb 5 00:29:05 UTC 2014

>Why does it have to be hard? Restricting the filter to addresses which
>(A) the customer asserts are theirs 

How does the customer do that in a way that scales?

I don't think any of this is rocket science, but it apparently is a
real block to BCP38/84 implementatin.


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