Install and Configure SquirrelMail in CentOS 7

To configure a mail server we need to install

1. Postfix
2. Dovecot
3. SquirrelMail

First of all disable SELINUX

# vim /etc/selinux/config

# reboot

or

# setenforce 0

1. Installing postfix

# yum install epel-release -y

** # yum install postfix -y**

We need to make change to postfix file:

# vim/etc/postfix/main.cf

# systemctl restart postfix

# systemctl enable postfix

2. Installing and configure dovecot

# yum install dovecot

# systemctl start dovecot

# systemctl enable dovecot

# vim /etc/dovecot/dovecot.conf

protocols = imap pop3 lmtp

# vim /etc/dovecot/conf.d/10-mail.conf

mail_location = maildir:~/Maildir

# vim /etc/dovecot/conf.d/10-auth.conf

disable_plaintext_auth = yes

auth_mechanisms = plain login

# vim /etc/dovecot/conf.d/10-master.conf

unix_listener auth-userdb {

//mode = 0600

user = postfix ## uncomment line 91 and enter postfix

group = postfix ## uncomment line 92 and enter postfix

# systemctl restart dovecot

# systemctl enable dovecot

3. Install and Configure Squirrelmail

# yum install httpd -y

# systemctl start httpd

# systemctl enable --now httpd

# yum install squirrelmail -y

# cd /usr/share/squirrelmail/config/

# ./conf.pl

# vim /etc/httpd/conf/httpd.conf

Alias /webmail /usr/share/squirrelmail

<Directory /usr/share/squirrelmail>

Options Indexes FollowSymLinks

RewriteEngine On

AllowOverride All

DirectoryIndex index.php

Order allow,deny

Allow from all

# systemctl restart httpd

# systemctl restart dovecot

# adduser mailtask

# passwd mailtask

(Ok , now open mariadb.conf and copy-paste commands to your shell)

Ok, we installed and configure mariadb,open browser and type http://yourdomainname/webmail