Re: (no subject)

"John Levine" <[email protected]> 24 Jul 2018 00:13:15 -0400
Newsgroups gmane.ietf.rfc822
Organization Taughannock Networks
Message-ID <[email protected]>
In article <[email protected]> you write:

>> Plan B: figure out how to make your URLs short enough that your List-Unsubscribe
>headers are under 998 characters. ...

>Plan B is only feasible if the same person provides the URL _and_ writes the code to generate the
>List-Unsubscribe header field (or any other list header field) for the corresponding message; not so if a
>software library generates a message containing the value of a List-Unsubscribe (or other) header field
>provided by a (third-party) user that, while otherwise syntactically valid, could exceed 998 characters in
>length. ....

You lost me here.  Is there some force that requires you to pass giant
URLs to List-Unsubscribe?  If you want to interoperate, use reasonably
short URLs.  This should not be rocket science.

R's,
John


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