[root@stilgar ca]# dovecot -n
# /etc/dovecot.conf
protocols: imap imaps
ssl_ca_file: /etc/pki/tabr.homedns.org/ca/root.pem
ssl_cert_file: /etc/pki/tabr.homedns.org/cert/*.tabr.homedns.org.pem
ssl_key_file: /etc/pki/tabr.homedns.org/private/tabr.homedns.org.key
ssl_verify_client_cert: yes
verbose_ssl: yes
login_dir: /var/run/dovecot/login
login_executable: /usr/libexec/dovecot/imap-login
mail_location: maildir:/home/%u/Maildir
auth default:
  ssl_require_client_cert: yes
  passdb:
    driver: pam
  userdb:
    driver: passwd