diff --git a/Ansible/asserts/display.yml b/Ansible/asserts/display.yml
index 8f5bea2..2b4c64c 100644
--- a/Ansible/asserts/display.yml
+++ b/Ansible/asserts/display.yml
@@ -13,3 +13,6 @@
 - name: Display variable env_srep_all.apero_password
   ansible.builtin.debug:
     var: env_srep_all.apero_password
+- name: Display variable env_nfs_all.configure
+  ansible.builtin.debug:
+    var: env_nfs_all.configure
diff --git a/Ansible/asserts/nfs.yml b/Ansible/asserts/nfs.yml
new file mode 100644
index 0000000..b051e71
--- /dev/null
+++ b/Ansible/asserts/nfs.yml
@@ -0,0 +1,8 @@
+- name: NFS | Assert variables | test env_nfs_all
+  ansible.builtin.assert:
+    that:
+      - env_nfs_all is defined
+      - env_nfs_all.configure is defined
+      - env_nfs_all.configure is boolean
+    fail_msg:
+      - Please configure your NFS manually
diff --git a/Ansible/inventory/group_vars/all/nfs.yml b/Ansible/inventory/group_vars/all/nfs.yml
new file mode 100644
index 0000000..5b339e6
--- /dev/null
+++ b/Ansible/inventory/group_vars/all/nfs.yml
@@ -0,0 +1,3 @@
+---
+env_nfs_all:
+  configure: "{{ env_nfs.configure | default(false) }}"
diff --git a/doc.md b/doc.md
index f66fec1..1a6db36 100644
--- a/doc.md
+++ b/doc.md
@@ -46,6 +46,12 @@ This family is a leadership.
 |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
 | **keystore**<br/>`mandatory`<br/>**Type:** [`string`](https://forge.cloud.silique.fr/stove/rougail/src/branch/main/doc/variable/README.md#le-type-de-la-variable)                                                                                          | Keystore filename to access to OMOGEN.<br/>This filename must ends with "kjs" extension.<br/>**Example:** java.jks                                                                                                                                         |
 
+## NFS configuration (env_nfs)
+
+| Parameter                                                                                                                                                                                                                                                  | Comment                                                                                                                                                                                                                                                    |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **configure**<br/>`mandatory`<br/>**Type:** [`boolean`](https://forge.cloud.silique.fr/stove/rougail/src/branch/main/doc/variable/README.md#le-type-de-la-variable)                                                                                        | Configure NFS mount.<br/>To share documents between differents services, you need to configure a NFS server .<br/>**Default:** False                                                                                                                       |
+
 # Example with mandatories variables
 
 ```
@@ -80,4 +86,6 @@ env_srep:
   apero_user: srep
 env_omogen:
   keystore: java.jks
+env_nfs:
+  configure: false
 ```