[Bug] Sieve vacation :addresses match only,> case-sensitive?

[Eray Aslan]

On Wed, Sep 11, 2019 at 04:43:48PM -0400, Hendrik Boom via dovecot wrote:
> Isn't the user name in the original Unix mail system (and presumably 
> most of its descentants) case sensitive?  In which case it has to 
> distinguish between mail sent to bob and to Bob?

Message handling systems MUST preserve case, systems delivering messages
to a mailbox SHOULD ignore case.

RFCs, especially earlier ones, require local-part to be case senstive
but that was a poorly thought out directive and the world largely
ignored it.

-- 
Eray