localhost / # rc-status
Runlevel: default
 courier-imapd                                                                                                       [   off ]
 sshd                                                                                                              [ started ]
 courier-pop3d                                                                                                       [   off ]
 local                                                                                                             [ started ]
 mysql                                                                                                             [ started ]
 vixie-cron                                                                                                        [ started ]
 courier-imapd-ssl                                                                                                   [   off ]
 courier-authlib                                                                                                   [ started ]
 svscan                                                                                                            [ started ]
 apache2                                                                                                           [ started ]
 courier-pop3d-ssl                                                                                                   [   off ]
localhost / # /etc/init.d/courier-imapd restart
 * Starting courier-imapd ...
bind: Address already in use
ll_daemon_start: Resource temporarily unavailable                                                                       [ !! ]
localhost / #