diff --git a/build/api/module/clusterDefault.php b/build/api/module/clusterDefault.php
index 3d1a200..39f0f11 100755
--- a/build/api/module/clusterDefault.php
+++ b/build/api/module/clusterDefault.php
@@ -426,7 +426,7 @@
 
 		/* RETOURNE LA LISTE DES MODULE D'UN GROUPE DE MACHINES
 		*
-		* @id_cluster<int>								UID du groupe de machine
+		* @id_machine_cluster<int>						UID du groupe de machine
 		*
 		* @return modules<Array> 						Liste des modules autorisés pour le groupe de machines
 		*
@@ -438,9 +438,9 @@
 			/* [1] On récupère les modules
 			=========================================================*/
 			/* (1) Récupération */
-			$mod_req = new Repo('module/getByMachineCluster', [
+			$mod_req = new Repo('module/getForMachineCluster', [
 				$_SESSION['WAREHOUSE']['id'],
-				$id_cluster
+				$id_machine_cluster
 			]);
 
 			$answer = $mod_req->answer();
@@ -457,6 +457,44 @@
 
 
 
+
+
+
+
+
+		/* RETOURNE L'E-TREE D'UN GROUPE DE MACHINES
+		*
+		* @id_machine_cluster<int>						UID du groupe de machine
+		*
+		* @return e-tree<Array> 						E-tree du groupe de machines
+		*
+		*/
+		public static function getEtree($params){
+			extract($params);
+
+
+			/* [1] On récupère les modules
+			=========================================================*/
+			/* (1) Récupération */
+			$mod_req = new Repo('etree/getForMachineCluster', [
+				$_SESSION['WAREHOUSE']['id'],
+				$id_machine_cluster
+			]);
+
+			$answer = $mod_req->answer();
+
+			/* (2) Gestion erreur */
+			if( $answer === false )
+				return ['error' => new Error(Err::NoMatchFound)]; // no error
+
+
+			/* [3] On retourne la liste
+			=========================================================*/
+			return [ 'etree' => $answer ];
+		}
+
+
+
 	}
 
 
diff --git a/build/database/repo/chip.php b/build/database/repo/chip.php
index 30e35c6..228ab18 100755
--- a/build/database/repo/chip.php
+++ b/build/database/repo/chip.php
@@ -37,7 +37,7 @@
 
 			foreach($clusters as $cluster){
 
-				$get_mods = new Repo('module/getByMachineCluster', [$id_warehouse, $cluster['id_machine_cluster']]);
+				$get_mods = new Repo('module/getForMachineCluster', [$id_warehouse, $cluster['id_machine_cluster']]);
 
 				$mods = $get_mods->answer();
 
diff --git a/build/database/repo/etree.php b/build/database/repo/etree.php
new file mode 100644
index 0000000..459843c
--- /dev/null
+++ b/build/database/repo/etree.php
@@ -0,0 +1,202 @@
+<?php
+
+	namespace database\repo;
+	use \database\core\DatabaseDriver;
+	use \error\core\Err;
+	use \database\core\Repo;
+	use \orm\core\Table;
+	use \orm\core\Rows;
+
+	class etree extends parentRepo{
+
+		protected static function table_name(){ static $table_name = 'etree'; return $table_name;  }
+
+		/* [1] Fetch all etrees for the given machine_cluster
+		*
+		* @id_warehouse<int>				UID of the given warehouse
+		* @id_machine_cluster<int>			UID of the given machine_cluster
+		*
+		* @return etrees<Array>				The list of etrees
+		* 									FALSE on error
+		*
+		=========================================================*/
+		public static function getForMachineCluster($id_warehouse, $id_machine_cluster){
+
+			/* (1) On récupère le ETREE de la machine
+			---------------------------------------------------------*/
+			$module = Table::get('module')
+				->select('id_module')
+				->select('name');
+
+			$etree = Table::get('etree')
+				->select('id_etree')
+				->select('daemon')
+				->join('id_module', $module);
+
+			$merge = Table::get('module_merge')
+				->join('id_etree', $etree)
+				->whereIdWarehouse($id_warehouse)
+				->whereIdMachineCluster($id_machine_cluster);
+
+			return $merge->fetch();
+
+		}
+
+
+
+
+
+
+
+
+
+
+
+		/* [4] Adds a module to machine cluster of a warehouse
+		*
+		* @id_warehouse<int>				UID of the given warehouse
+		* @id_machine_cluster<int>			UID of the given machine_cluster
+		* @id_module						UID of the given module
+		*
+		* @return status<bool>				TRUE on success
+		*
+		=========================================================*/
+		public static function link($id_warehouse, $id_machine_cluster, $id_module){
+
+			/* (1) Check module
+			---------------------------------------------------------*/
+			/* (1) Check if module exists (by its id) */
+			$module = Table::get('module')
+				->select('*')
+				->unique()
+				->whereId($id_module);
+
+			if( !$module->fetch() )
+				return false;
+
+			/* (2) Check if the module is allowed in the warehouse */
+			$module_m = Table::get('module_availability')
+				->select('*')
+				->unique()
+				->whereIdWarehouse($id_warehouse)
+				->whereIdModule($id_module);
+
+			// if not allowed in the warehouse -> error
+			if( !$module->fetch() )
+				return false;
+
+
+			/* (2) Check machine_cluster
+			---------------------------------------------------------*/
+			/* (1) Check if machine_cluster exists (by its id) */
+			$machine_cluster = Table::get('machine_cluster')
+				->select('*')
+				->unique()
+				->whereIdWarehouse($id_warehouse)
+				->whereId($id_machine_cluster);
+
+			if( !$machine_cluster->fetch() )
+				return false;
+
+			/* (2) Check link does not already exists */
+			$exists = Table::get('module_merge')
+				->select('*')
+				->unique()
+				->whereIdWarehouse($id_warehouse)
+				->whereIdMachineCluster($id_machine_cluster)
+				->whereIdModule($id_module);
+
+			if( !!$exists->fetch() )
+				return true; // returns all right (even if nothing done)
+
+
+
+			/* (3) Create link
+			---------------------------------------------------------*/
+			$inserted = Table::get('module_merge')->insert([
+				'id_warehouse'       => $id_warehouse,
+				'id_module'          => $id_module,
+				'id_machine_cluster' => $id_machine_cluster
+			]);
+
+			// return TRUE only if PDO insert successful
+			return $inserted;
+
+		}
+
+
+
+
+
+
+
+		/* [5] Removes a module from machine cluster of a warehouse
+		*
+		* @id_warehouse<int>				UID of the given warehouse
+		* @id_machine_cluster<int>			UID of the given machine_cluster
+		* @id_module						UID of the given module
+		*
+		* @return status<bool>				TRUE on success
+		*
+		=========================================================*/
+		public static function unlink($id_warehouse, $id_machine_cluster, $id_module){
+
+			/* (1) Check module
+			---------------------------------------------------------*/
+			/* (1) Check if module exists (by its id) */
+			$module = Table::get('module')
+				->select('*')
+				->unique()
+				->whereId($id_module);
+
+			if( !$module->fetch() )
+				return false;
+
+
+
+			/* (2) Check machine_cluster
+			---------------------------------------------------------*/
+			/* (1) Check if machine_cluster exists (by its id) */
+			$machine_cluster = Table::get('machine_cluster')
+				->select('*')
+				->unique()
+				->whereIdWarehouse($id_warehouse)
+				->whereId($id_machine_cluster);
+
+			if( !$machine_cluster->fetch() )
+				return false;
+
+			/* (2) Check if link already exists */
+			$exists = Table::get('module_merge')
+				->select('*')
+				->unique()
+				->whereIdWarehouse($id_warehouse)
+				->whereIdMachineCluster($id_machine_cluster)
+				->whereIdModule($id_module);
+
+			if( !$exists->fetch() )
+				return false; // returns all right (even if nothing done)
+
+
+
+			/* (3) Remove link
+			---------------------------------------------------------*/
+			$deleted = Table::get('module_merge')
+				->whereIdWarehouse($id_warehouse)
+				->whereIdModule($id_module)
+				->whereIdMachineCluster($id_machine_cluster)
+				->delete();
+
+			// return TRUE only if PDO delete successful
+			return $deleted;
+
+		}
+
+
+
+
+
+	}
+
+
+?>
diff --git a/build/database/repo/module.php b/build/database/repo/module.php
index 79d2f0b..1fb697e 100644
--- a/build/database/repo/module.php
+++ b/build/database/repo/module.php
@@ -37,7 +37,7 @@
 		* 									FALSE on error
 		*
 		=========================================================*/
-		public static function getByWarehouse($id_warehouse){
+		public static function getForWarehouse($id_warehouse){
 
 			/* (1) Build request */
 			$modules = Table::get('module')->select('*');
@@ -63,14 +63,21 @@
 		* 									FALSE on error
 		*
 		=========================================================*/
-		public static function getByMachineCluster($id_warehouse, $id_machine_cluster){
+		public static function getForMachineCluster($id_warehouse, $id_machine_cluster){
 
-			/* (1) Build request */
-			$modules = Table::get('module')->select('*');
-			$merge   = Table::get('module_merge')
+			/* (1) On récupère le ETREE de la machine
+			---------------------------------------------------------*/
+			$module = Table::get('module')
+				->select('id_module')
+				->select('name');
+
+			$etree = Table::get('etree')
+				->join('id_module', $module);
+
+			$merge = Table::get('module_merge')
+				->join('id_etree', $etree)
 				->whereIdWarehouse($id_warehouse)
 				->whereIdMachineCluster($id_machine_cluster);
-			$merge->join('id_module', $modules);
 
 			return $merge->fetch();
 
diff --git a/build/database/repo/warehouse.php b/build/database/repo/warehouse.php
index e0d640f..2c84a08 100755
--- a/build/database/repo/warehouse.php
+++ b/build/database/repo/warehouse.php
@@ -99,7 +99,7 @@
 			/* [1] On récupère les modules
 			=========================================================*/
 			/* (1) Récupération */
-			$mod_req = new Repo('module/getByWarehouse', [$id_warehouse]);
+			$mod_req = new Repo('module/getForWarehouse', [$id_warehouse]);
 
 			$answer = $mod_req->answer();
 
diff --git a/build/viewer/view/group/view.php b/build/viewer/view/group/view.php
index 304c6cf..66958c7 100755
--- a/build/viewer/view/group/view.php
+++ b/build/viewer/view/group/view.php
@@ -61,16 +61,17 @@
 			}));
 
 			$twig->addFunction(new \Twig_Function('f_options', function($id_cluster){
-				$modReq = new Request('clusterDefault/getModules', [
-					'id_cluster' => (int) $id_cluster
+				$modReq = new Request('clusterDefault/getEtree', [
+					'id_machine_cluster' => (int) $id_cluster
 				]);
 
 				$modRes = $modReq->dispatch();
+
 				// si erreur, on affiche rien par défaut
 				if( $modRes->error->get() != Err::Success )
 					return [];
 
-				return $modRes->get('modules');
+				return $modRes->get('etree');
 			}));
 
 
diff --git a/build/viewer/view/group/view.twig b/build/viewer/view/group/view.twig
index 5ec3c28..4a84a3d 100755
--- a/build/viewer/view/group/view.twig
+++ b/build/viewer/view/group/view.twig
@@ -64,7 +64,7 @@
 			{{ p_icon.option | raw }}
 			{% for option in f_options(machine_cluster.id_machine_cluster) %}
 				<span class='ignore'>
-					<span>{{ option.name }}</span>
+					<span>{{ option.name }}:{{ option.daemon }}</span>
 				</span>
 			{% else %}
 				<span class='ignore'>Aucune option</span>
diff --git a/build/viewer/view/machine/groups.php b/build/viewer/view/machine/groups.php
index 99fd598..0c79c3d 100755
--- a/build/viewer/view/machine/groups.php
+++ b/build/viewer/view/machine/groups.php
@@ -62,16 +62,17 @@
 			}));
 
 			$twig->addFunction(new \Twig_Function('f_options', function($id_cluster){
-				$modReq = new Request('clusterDefault/getModules', [
-					'id_cluster' => (int) $id_cluster
+				$modReq = new Request('clusterDefault/getEtree', [
+					'id_machine_cluster' => (int) $id_cluster
 				]);
 
 				$modRes = $modReq->dispatch();
+
 				// si erreur, on affiche rien par défaut
 				if( $modRes->error->get() != Err::Success )
 					return [];
 
-				return $modRes->get('modules');
+				return $modRes->get('etree');
 			}));
 
 
diff --git a/build/viewer/view/machine/groups.twig b/build/viewer/view/machine/groups.twig
index 28011d1..1fc09e8 100755
--- a/build/viewer/view/machine/groups.twig
+++ b/build/viewer/view/machine/groups.twig
@@ -20,7 +20,7 @@
 			{{ p_icon.option | raw }}
 			{% for option in f_options(cluster.id_machine_cluster) %}
 				<span class='ignore'>
-					<span>{{ option.name }}</span>
+					<span>{{ option.name }}:{{ option.daemon }}</span>
 				</span>
 			{% else %}
 				<span class='ignore'>Aucune option</span>
diff --git a/config/modules.json b/config/modules.json
index e168521..2b7e89c 100755
--- a/config/modules.json
+++ b/config/modules.json
@@ -509,11 +509,22 @@
 			"description": "Retourne les modules d'un groupe de machines",
 			"permissions": [["admin"]],
 			"parameters": {
-				"id_cluster": { "description": "UID du groupe de machines", "type": "id" }
+				"id_machine_cluster": { "description": "UID du groupe de machines", "type": "id" }
 			},
 			"output": {
 				"modules": { "description": "Modules du groupe", "type": "array<mixed>" }
 			}
+		},
+
+		"POST::getEtree": {
+			"description": "Retourne l'e-tree d'un groupe de machines",
+			"permissions": [["admin"]],
+			"parameters": {
+				"id_machine_cluster": { "description": "UID du groupe de machines", "type": "id" }
+			},
+			"output": {
+				"modules": { "description": "E-tree du groupe", "type": "array<mixed>" }
+			}
 		}
 
 	},
diff --git a/config/repositories.json b/config/repositories.json
index efcaf47..c7f483d 100755
--- a/config/repositories.json
+++ b/config/repositories.json
@@ -2,12 +2,16 @@
 
 	"module": [
 		"getAll",
-		"getByWarehouse",
-		"getByMachineCluster",
+		"getForWarehouse",
+		"getForMachineCluster",
 		"link",
 		"unlink"
 	],
 
+	"etree": [
+		"getForMachineCluster"
+	],
+
 	"history": [
 		"create",
 		"delete",
diff --git a/public_html/css/container.scss b/public_html/css/container.scss
index 4938ed6..a415cab 100755
--- a/public_html/css/container.scss
+++ b/public_html/css/container.scss
@@ -337,6 +337,7 @@
 
 			.option > span.ignore > span{
 				border-radius: 3px;
+				margin-right: .4em;
 			}
 
 			/* (5) Lien vers la modification */
diff --git a/public_html/css/min/container.css b/public_html/css/min/container.css
index 85eb9fc..a1da2cf 100644
--- a/public_html/css/min/container.css
+++ b/public_html/css/min/container.css
@@ -539,6 +539,7 @@
 #WRAPPER > #CONTAINER > section > .inline-box .option > span.ignore > span,
 #WRAPPER > #CONTAINER > section > .inline-row .option > span.ignore > span {
   border-radius: 3px;
+  margin-right: .4em;
 }
 
 #WRAPPER > #CONTAINER > section > .inline-box .link_edit,