diff --git a/all.yml b/all.yml
index 83d22b72..709ba117 100755
--- a/all.yml
+++ b/all.yml
@@ -1,15 +1,12 @@
 #!/usr/bin/env ansible-playbook
 ---
-# Set variable adm_iface for all servers
-- import_playbook: plays/get_adm_iface.yml
-
 # Core playboot to have minimal configuration
 - import_playbook: plays/root.yml
 
 - import_playbook: plays/mail.yml
 - import_playbook: plays/nfs.yml
 #- import_playbook: plays/logs.yml
-- import_playbook: plays/backup.yml
+#- import_playbook: plays/backup.yml
 - import_playbook: plays/network-interfaces.yml
 - import_playbook: plays/monitoring.yml
 
diff --git a/plays/backup.yml b/plays/backup.yml
index b39bb870..7d468100 100755
--- a/plays/backup.yml
+++ b/plays/backup.yml
@@ -3,8 +3,6 @@
 # zephir backups virtual machines.
 # omnomnom backups home dirs.
 
-- import_playbook: get_adm_iface.yml
-
 # Rsync client on all server to allow backup
 #- hosts: server
 #  vars:
diff --git a/roles/ntp-client/tasks/main.yml b/roles/ntp-client/tasks/main.yml
index 2dac6728..8d2c04d1 100644
--- a/roles/ntp-client/tasks/main.yml
+++ b/roles/ntp-client/tasks/main.yml
@@ -7,7 +7,7 @@
   register: apt_result
   retries: 3
   until: apt_result is succeeded
-  when: inventory_hostname in ntp_servers
+  when: inventory_hostname not in ntp_servers
 
 - name: Configure NTP
   lineinfile:
@@ -15,4 +15,4 @@
     regexp: '^NTP='
     line: "NTP={{ ntp_servers | join(' ') }}"
   notify: Restart systemd-timesyncd
-  when: inventory_hostname in ntp_servers
+  when: inventory_hostname not in ntp_servers