Tuning some defaults for 2.5: lmtp_downcase_rcpt

Henrique de Moraes Holschuh hmh at debian.org
Thu Feb 10 16:21:31 EST 2011

On Thu, 10 Feb 2011, Jeroen van Meeuwen (Kolab Systems) wrote:
> In our IRC channel, it was suggested to look at RFC 2821, section 2.4, quoted 
> as saying:
>  "However, exploiting the case sensitivity of mailbox local-parts impedes 
> interoperability and is discouraged."
> The problem statement is as follows: The recipient is USER at DOMAIN.DE, and 
> while the mailbox name is "user at domain.de", or even "user", the mail bounced.
> Not completely aware of the full implications and/or codebase, I wanted to put 
> the topic on switching the default to be relaxed in the case of case 
> sensitivity out there for discussion.
> Long story short; the proposal is to ship with a default lmtp_downcase_rcpt of 
> 1.

I suggest asking people on cyrus-users.  If nobody objects with very valid
concerns, just change it.

  "One disk to rule them all, One disk to find them. One disk to bring
  them all and in the darkness grind them. In the Land of Redmond
  where the shadows lie." -- The Silicon Valley Tarot
  Henrique Holschuh

More information about the Cyrus-devel mailing list