Add Mail Accounts#22017/07/23 |
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Add Mail User Accounts to use Mail Service.
This example is for the case you use virtual mail-user accounts, not use OS accounts.
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| [1] |
Configure basic Postfix settings,
and basic Dovecot settings first.
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| [2] | Configure additional settings to Postfix and Dovecot. |
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# create a admin user for virtual mailboxes [root@mail ~]# useradd --uid 20000 --shell /sbin/nologin vmail
[root@mail ~]#
vi /etc/postfix/main.cf # line 183: comment out # mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain
# add to the end
# if specify multiple domains, specify comma or space separated
virtual_mailbox_domains = srv.world, virtual.host
virtual_mailbox_base = /home/vmail
virtual_mailbox_maps = hash:/etc/postfix/virtual-mailbox
virtual_uid_maps = static:20000
virtual_gid_maps = static:20000
[root@mail ~]#
vi /etc/dovecot/conf.d/10-auth.conf # line 100: add auth_mechanisms = cram-md5 plain login
# line 125: uncomment !include auth-passwdfile.conf.ext # line 128: uncomment !include auth-static.conf.ext
[root@mail ~]#
vi /etc/dovecot/conf.d/auth-passwdfile.conf.ext # line 8: change
passdb {
driver = passwd-file
args = scheme=CRAM-MD5 username_format=%u /etc/dovecot/users
# line 13: add
userdb {
driver = passwd-file
args = scheme=CRAM-MD5 username_format=%u /etc/dovecot/users
[root@mail ~]#
vi /etc/dovecot/conf.d/auth-static.conf.ext # line 21-24: uncomment and change
userdb {
driver = static
args = uid=vmail gid=vmail home=/home/vmail/%d/%n
}
[root@mail ~]#
vi /etc/dovecot/conf.d/10-mail.conf # line 30: change mail_location = maildir: /home/vmail/%d/%n/Maildir
systemctl restart postfix dovecot
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| [3] | Add virtual mail user accounts. |
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[root@mail ~]#
vi /etc/postfix/virtual-mailbox # create new # [user account] [mailbox] fedora@srv.world srv.world/fedora/Maildir/ ubuntu@srv.world srv.world/ubuntu/Maildir/ redhat@virtual.host virtual.host/redhat/Maildir/
[root@mail ~]#
postmap /etc/postfix/virtual-mailbox
# generate password [root@mail ~]# doveadm pw
Enter new password:
Retype new password:
{CRAM-MD5}9186d855e11eba527a7a52ca82b313e180d62234f0acc9051b527243d41e2740
[root@mail ~]#
vi /etc/dovecot/users # create new # [user account] [password]
fedora@srv.world:{CRAM-MD5}9186d855e11eba527a7a52ca82b313e180d62234f0acc9051b527243d41e2740
ubuntu@srv.world:{CRAM-MD5}xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
redhat@virtual.host:{CRAM-MD5}xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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| [4] |
It's OK. Try to test to send emails on Mail client. For this settings, specify email address for [Username] on Email Client settings. |
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