diff --git a/defaults/main.yml b/defaults/main.yml
index 0be12fe..7b51800 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -1,6 +1,6 @@
 ---
 # nombre imagen
-postfix_image: my_postfix
+postfix_image: eumau/postfix
 
 # nombre container
 postfix_container: postfix
@@ -11,6 +11,9 @@ postfix_volume: postfix
 # nombre de la red docker, seteado por rol docker
 docker_network_name: dockernet
 
+# nombre del container dovecot, seteado por rol dovecot
+dovecot_container: dovecot
+
 # puertos públicos
 postfix_publish_ports:
   - 25
diff --git a/files/11-postfix.conf b/files/11-postfix.conf
deleted file mode 100644
index 522f162..0000000
--- a/files/11-postfix.conf
+++ /dev/null
@@ -1,23 +0,0 @@
-# LMTP delivery service for Postfix
-service lmtp {
-  unix_listener /var/spool/postfix/private/dovecot-lmtp {
-    mode = 0600
-    group = postfix
-    user = postfix
-  }
-
-service lmtp {
-  inet_listener lmtp {
-    address = 192.168.0.24 127.0.0.1 ::1
-    port = 24
-  }
-}
-
-# Authentication service for Postfix
-service auth {
-  unix_listener /var/spool/postfix/private/auth {
-    mode = 0660
-    user = postfix
-    group = postfix
-  }
-}
diff --git a/tasks/main.yml b/tasks/main.yml
index 72341b0..6efde70 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -138,14 +138,11 @@
         {% elif p == "file" %}
         hash:/etc/postfix/{{ d }}_users
         {% endif %}{{ '' if loop.last else ',' }}{% endfor %},
-      # FIXME usar container dovecot
-      # virtual_transport:
-      #   lmtp:unix:private/dovecot-lmtp
+      virtual_transport: "{{ dovecot_container }}:24"
       virtual_mailbox_domains:
         "{{ postfix_mail_domains }}"
-      # FIXME usar container dovecot
-      # smtpd_sasl_path: private/auth
-      # smtpd_sasl_type: dovecot
+      smtpd_sasl_path: "inet:{{ dovecot_container }}:12345"
+      smtpd_sasl_type: dovecot
       smtpd_sasl_auth_enable:
         "{{ 'yes' if postfix_enable_smtpd_auth else 'no' }}"
       smtpd_tls_cert_file: