i-generation

●バックアップ取得

[root@web2 ~]#  cp -p /etc/postfix/main.cf /etc/postfix/main.cf.org

●main.cf編集

以下の内容に変更

[root@web2 ~]# diff -c /etc/postfix/main.cf /etc/postfix/main.cf.org

*** /etc/postfix/main.cf        Thu Nov 24 11:29:34 2011

--- /etc/postfix/main.cf.org    Wed Jun  1 01:29:21 2011

***************

*** 68,74 ****

  #

  #myhostname = host.domain.tld

  #myhostname = virtual.domain.tld

- myhostname = web2.i-generation.jp

  # The mydomain parameter specifies the local internet domain name.

  # The default is to use $myhostname minus the first component.

--- 68,73 ----

***************

*** 76,82 ****

  # parameters.

  #

  #mydomain = domain.tld

- mydomain = i-generation.jp

  # SENDING MAIL

  #

--- 75,80 ----

***************

*** 92,98 ****

  # to recipient addresses that have no @domain part.

  #

  #myorigin = $myhostname

! myorigin = $mydomain

  # RECEIVING MAIL

--- 90,96 ----

  # to recipient addresses that have no @domain part.

  #

  #myorigin = $myhostname

! #myorigin = $mydomain

  # RECEIVING MAIL

***************

*** 106,115 ****

  #

  # Note: you need to stop/start Postfix when this parameter changes.

  #

! inet_interfaces = all

  #inet_interfaces = $myhostname

  #inet_interfaces = $myhostname, localhost

! #inet_interfaces = localhost

  # The proxy_interfaces parameter specifies the network interface

  # addresses that this mail system receives mail on by way of a

--- 104,113 ----

  #

  # Note: you need to stop/start Postfix when this parameter changes.

  #

! #inet_interfaces = all

  #inet_interfaces = $myhostname

  #inet_interfaces = $myhostname, localhost

! inet_interfaces = localhost

  # The proxy_interfaces parameter specifies the network interface

  # addresses that this mail system receives mail on by way of a

***************

*** 154,161 ****

  #

  # See also below, section "REJECTING MAIL FOR UNKNOWN LOCAL USERS".

  #

! #mydestination = $myhostname, localhost.$mydomain, localhost

! mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain

  #mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain,

  #     mail.$mydomain, www.$mydomain, ftp.$mydomain

--- 152,159 ----

  #

  # See also below, section "REJECTING MAIL FOR UNKNOWN LOCAL USERS".

  #

! mydestination = $myhostname, localhost.$mydomain, localhost

! #mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain

  #mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain,

  #     mail.$mydomain, www.$mydomain, ftp.$mydomain

***************

*** 409,415 ****

  # "Maildir/" for qmail-style delivery (the / is required).

  #

  #home_mailbox = Mailbox

! home_mailbox = Maildir/

  # The mail_spool_directory parameter specifies the directory where

  # UNIX-style mailboxes are kept. The default setting depends on the

--- 407,413 ----

  # "Maildir/" for qmail-style delivery (the / is required).

  #

  #home_mailbox = Mailbox

! #home_mailbox = Maildir/

  # The mail_spool_directory parameter specifies the directory where

  # UNIX-style mailboxes are kept. The default setting depends on the

***************

*** 667,677 ****

  # readme_directory: The location of the Postfix README files.

  #

  readme_directory = /usr/share/doc/postfix-2.3.3/README_FILES

-

- smtpd_sasl_auth_enable = yes

- smtpd_sasl_local_domain = $myhostname

- smtpd_recipient_restrictions =

-     permit_mynetworks

-     permit_sasl_authenticated

-     reject_unauth_destination

-

--- 665,667 ----

●saslauthd起動

[root@web2 ~]# /etc/rc.d/init.d/saslauthd start

Starting saslauthd:                                        [  OK  ]

●saslauthd自動起動設定

[root@web2 ~]# chkconfig saslauthd on

[root@web2 ~]# chkconfig --list saslauthd

saslauthd       0:off   1:off   2:on    3:on    4:on    5:on    6:off

●メールボックス作成

[root@web2 ~]# mkdir -p /etc/skel/Maildir/new

[root@web2 ~]# mkdir -p /etc/skel/Maildir/cur

[root@web2 ~]# mkdir -p /etc/skel/Maildir/tmp

●sendmail停止

[root@web2 ~]# /etc/rc.d/init.d/sendmail stop

Shutting down sm-client:                                   [  OK  ]

Shutting down sendmail:                                    [  OK  ]

●sendmail自動起動設定解除

[root@web2 ~]# chkconfig --list sendmail

sendmail        0:off   1:off   2:on    3:on    4:on    5:on    6:off

[root@web2 ~]# chkconfig  sendmail off

[root@web2 ~]# chkconfig --list sendmail

sendmail        0:off   1:off   2:off   3:off   4:off   5:off   6:off

●メールサーバ切り替え

[root@web2 ~]# alternatives --config mta

There are 2 programs which provide 'mta'.

  Selection    Command

-----------------------------------------------

*+ 1           /usr/sbin/sendmail.sendmail

   2           /usr/sbin/sendmail.postfix

Enter to keep the current selection[+], or type selection number: 2  ←2を選択

●postfix起動

[root@web2 ~]# /etc/rc.d/init.d/postfix start

Starting postfix:                                          [  OK  ]

●Postfix自動起動設定

[root@web2 ~]# chkconfig --list postfix

postfix         0:off   1:off   2:on    3:on    4:on    5:on    6:off

[root@web2 ~]# chkconfig postfix on

[root@web2 ~]# chkconfig --list postfix

postfix         0:off   1:off   2:on    3:on    4:on    5:on    6:off