●バックアップ取得
[root@web2 ~]# cp -p /etc/dovecot.conf /etc/dovecot.conf.org

●dovecot.conf編集

以下の内容に変更

[root@web2 ~]# diff -c /etc/dovecot.conf /etc/dovecot.conf.org
*** /etc/dovecot.conf   Thu Nov 24 12:16:06 2011
--- /etc/dovecot.conf.org       Fri Aug 19 20:36:00 2011
***************
*** 17,23 ****

  # Protocols we want to be serving: imap imaps pop3 pop3s
  # If you only want to use dovecot-auth, you can set this to "none".
! protocols = imap imaps pop3 pop3s

  # IP or host address where to listen in for connections. It's not currently
  # possible to specify multiple addresses. "*" listens in all IPv4 interfaces.
--- 17,23 ----

  # Protocols we want to be serving: imap imaps pop3 pop3s
  # If you only want to use dovecot-auth, you can set this to "none".
! #protocols = imap imaps pop3 pop3s

  # IP or host address where to listen in for connections. It's not currently
  # possible to specify multiple addresses. "*" listens in all IPv4 interfaces.
***************
*** 208,214 ****
  #
  # <doc/wiki/MailLocation.txt>
  #
! mail_location = maildir:~/Maildir

  # If you need to set multiple mailbox locations or want to change default
  # namespace settings, you can do it by defining namespace sections.
--- 208,214 ----
  #
  # <doc/wiki/MailLocation.txt>
  #
! #mail_location =

  # If you need to set multiple mailbox locations or want to change default
  # namespace settings, you can do it by defining namespace sections.


●Dovecot起動
[root@web2 ~]# /etc/rc.d/init.d/dovecot start
Starting Dovecot Imap:                                     [  OK  ]

●Dovecot自動起動設定
[root@web2 ~]# chkconfig --list dovecot
dovecot         0:off   1:off   2:off   3:off   4:off   5:off   6:off
[root@web2 ~]# chkconfig dovecot on
[root@web2 ~]# chkconfig --list dovecot
dovecot         0:off   1:off   2:on    3:on    4:on    5:on    6:off