安装
yum install pam-devel mysql-devel ./configure --prefix=/opt/dovecot --with-pam --with-shadow --with-mysql --with-sqlite make && make install
/opt/dovecot/etc/dovecot/dovecot.conf
protocols = pop3 listen = *
/opt/dovecot/etc/dovecot/conf.d/10-auth.conf
disable_plaintext_auth = no auth_mechanisms = plain
/opt/dovecot/etc/dovecot/conf.d/10-ssl.conf
ssl = no #注释下面两个参数 #ssl_cert #ssl_key
/opt/dovecot/etc/dovecot/conf.d/10-mail.conf
mail_location = mbox:~/mail:INBOX=/var/mail/%u
/etc/pam.d/dovecot
auth required pam_unix.so account required pam_unix.so