Siehe auch [[http://de.wikipedia.org/wiki/Sieve]] oder [[http://wiki2.dovecot.org/Pigeonhole/Sieve/Examples]].

Beispiel Sieve Filter:
----
  # Sieve filter
  require ["fileinto"];\\ 

  if header :matches "From" ["*schuft@musterdomain*", "*moinmoin@*", "*logcheck@*"] {
    fileinto "default/schuft"; # passende emails werden in den Ordner "schuft" des standart Postfachs gelegt\\ 
  }
  elsif header :matches "List-id" ["*EINE LISTE*"] {
    fileinto "default/eine Liste"; # passende emails werden in den Ordner "eine Liste" des standart Postfachs gelegt\\  
    redirect "egon@musterdomain"; # passende emails werden zusätzlich an "egon@musterdomain" geschickt\\ 
  }
  else{
    keep;
  }
----

Beispiel vacation auto reply:
----
  require ["fileinto", "vacation"];\\ 
  # Move spam to spam folder\\ 
  vacation\\ 
    # Reply at most once a day to a same sender\\ 
    :days 1\\ 
    :subject "Out of office reply"\\ 
    # List of additional recipient addresses which are included in the auto replying.\\ 
    # If a mail's recipient is not the envelope recipient and it's not on this list,\\ 
    # no vacation reply is sent for it.\\ 
    :addresses ["j.doe@company.dom", "john.doe@company.dom"]\\ 
  "I'm out of office, please contact Joan Doe instead.
  Best regards
  John Doe";
----