[Dovecot] Per user based protocol access and pause after failed login?

[Mart Pirita]

Tere.
> http://wiki.dovecot.org/Authentication/RestrictAccess
>   
Thisone - auth    required        pam_listfile.so item=user sense=allow
file=/etc/imapusers onerr=fail

Ok, that is close, but how to allow some users use only imaps and not
imap? Same question about pops/pop also. Or is it possible to force
nonsecure to secure connection?

-- 
Mart