diff --git a/api/permissions.py b/api/permissions.py
index a1d79b21..66480af6 100644
--- a/api/permissions.py
+++ b/api/permissions.py
@@ -1,4 +1,4 @@
-from rest_framework import permissions
+from rest_framework import permissions, exceptions
 from re2o.acl import can_create, can_edit, can_delete, can_view_all
 
 from . import acl
@@ -17,17 +17,17 @@ class DefaultACLPermission(permissions.BasePermission):
         'OPTIONS': [can_see_api, lambda model: model.can_view_all],
         'HEAD': [can_see_api, lambda model: model.can_view_all],
         'POST': [can_see_api, lambda model: model.can_create],
-        #'PUT': [],
-        #'PATCH': [],
-        #'DELETE': [],
+        'PUT': [],     # No restrictions, apply to objects
+        'PATCH': [],   # No restrictions, apply to objects
+        'DELETE': [],  # No restrictions, apply to objects
     }
     perms_obj_map = {
         'GET': [can_see_api, lambda obj: obj.can_view],
         'OPTIONS': [can_see_api, lambda obj: obj.can_view],
         'HEAD': [can_see_api, lambda obj: obj.can_view],
-        #'POST': [],
+        'POST': [],    # No restrictions, apply to models
         'PUT': [can_see_api, lambda obj: obj.can_edit],
-        #'PATCH': [],
+        'PATCH': [can_see_api, lambda obj: obj.can_edit],
         'DELETE': [can_see_api, lambda obj: obj.can_delete],
     }
 
diff --git a/api/serializers.py b/api/serializers.py
index 37530bbe..b41bd694 100644
--- a/api/serializers.py
+++ b/api/serializers.py
@@ -215,6 +215,8 @@ class ServiceSerializer(NamespacedHMSerializer):
 
 
 class ServiceLinkSerializer(NamespacedHMSerializer):
+    need_regen = serializers.BooleanField()
+
     class Meta:
         model = machines.Service_link
         fields = ('service', 'server', 'last_regen', 'asked_regen',
@@ -459,6 +461,21 @@ class WhitelistSerializer(NamespacedHMSerializer):
         fields = ('user', 'raison', 'date_start', 'date_end', 'active', 'api_url')
 
 
+# Services
+
+
+class ServiceRegenSerializer(NamespacedHMSerializer):
+    hostname = serializers.CharField(source='server.domain.name', read_only=True)
+    service_name = serializers.CharField(source='service.service_type', read_only=True)
+
+    class Meta:
+        model = machines.Service_link
+        fields = ('hostname', 'service_name', 'need_regen', 'api_url')
+        extra_kwargs = {
+            'api_url': {'view_name': 'servicelink-detail'}
+        }
+
+
 # DHCP
 
 
diff --git a/api/urls.py b/api/urls.py
index cc73ab2c..fc8ef7ef 100644
--- a/api/urls.py
+++ b/api/urls.py
@@ -90,5 +90,6 @@ router.register(r'users/whitelists', views.WhitelistViewSet)
 urlpatterns = [
     url(r'^', include(router.urls)),
     url(r'^dhcp/hostmacip', views.HostMacIpView.as_view()),
-    url(r'^token-auth/', views.ObtainExpiringAuthToken.as_view())
+    url(r'^services/regen', views.ServiceRegenView.as_view()),
+    url(r'^token-auth', views.ObtainExpiringAuthToken.as_view())
 ]
diff --git a/api/views.py b/api/views.py
index 79f81d33..036a9241 100644
--- a/api/views.py
+++ b/api/views.py
@@ -31,7 +31,7 @@ from django.conf import settings
 from rest_framework.authtoken.views import ObtainAuthToken
 from rest_framework.authtoken.models import Token
 from rest_framework.response import Response
-from rest_framework import viewsets, status, generics
+from rest_framework import viewsets, generics
 
 import cotisations.models as cotisations
 import machines.models as machines
@@ -160,7 +160,7 @@ class ServiceViewSet(viewsets.ReadOnlyModelViewSet):
     serializer_class = serializers.ServiceSerializer
 
 
-class ServiceLinkViewSet(viewsets.ReadOnlyModelViewSet):
+class ServiceLinkViewSet(viewsets.ModelViewSet):
     queryset = machines.Service_link.objects.all()
     serializer_class = serializers.ServiceLinkSerializer
 
@@ -313,6 +313,24 @@ class WhitelistViewSet(viewsets.ReadOnlyModelViewSet):
     serializer_class = serializers.WhitelistSerializer
 
 
+# Services views
+
+
+class ServiceRegenView(generics.ListAPIView):
+    serializer_class = serializers.ServiceRegenSerializer
+
+    def get_queryset(self):
+        queryset = machines.Service_link.objects.select_related(
+            'server__domain'
+        ).select_related(
+            'service'
+        )
+        if 'hostname' in self.request.GET:
+            hostname = self.request.GET['hostname']
+            queryset = queryset.filter(server__domain__name__iexact=hostname)
+        return queryset
+
+
 # DHCP views
 
 class HostMacIpView(generics.ListAPIView):
diff --git a/machines/models.py b/machines/models.py
index 7027ca6f..82d6e21f 100644
--- a/machines/models.py
+++ b/machines/models.py
@@ -1399,6 +1399,7 @@ class Service_link(RevMixin, AclMixin, models.Model):
         self.asked_regen = False
         self.save()
 
+    @property
     def need_regen(self):
         """ Décide si le temps minimal écoulé est suffisant pour provoquer une
         régénération de service"""
@@ -1411,6 +1412,19 @@ class Service_link(RevMixin, AclMixin, models.Model):
             ) < timezone.now()
         )
 
+    @need_regen.setter
+    def need_regen(self, value):
+        """
+        Force to set the need_regen value. True means a regen is asked and False
+        means a regen has been done.
+
+        :param value: (bool) The value to set to
+        """
+        if not value:
+            self.last_regen = timezone.now()
+        self.asked_regen = value
+        self.save()
+
     def __str__(self):
         return str(self.server) + " " + str(self.service)
 
diff --git a/machines/serializers.py b/machines/serializers.py
index 9476e9d0..f3a47c55 100644
--- a/machines/serializers.py
+++ b/machines/serializers.py
@@ -376,7 +376,7 @@ class ServiceServersSerializer(serializers.ModelSerializer):
     @staticmethod
     def get_regen_status(obj):
         """ The string representation of the regen status """
-        return obj.need_regen()
+        return obj.need_regen
 
 
 class OuverturePortsSerializer(serializers.Serializer):