[Dovecot] configure lmtp to deliver to email addresses case insensitively

[Timo Sirainen]

On 18.12.2013, at 3.01, Adrian Zaugg <adi at ente.limmat.ch> wrote:

> A) Either:
> ---------
> Configure dovecot auth to lower case user names, which LMTP inherits, by
> setting
> 	auth_username_format = "%Lu"
> 
> Co-Effect: authenticating logins with wrongly cased user names do also
> succeed.

I think this would work as well:

protocol lmtp {
  auth_username_format = %Lu
}