diff --git a/api/serializers.py b/api/serializers.py
index dbd73a76..c58a0e1f 100644
--- a/api/serializers.py
+++ b/api/serializers.py
@@ -350,7 +350,7 @@ class OptionalTopologieSerializer(NamespacedHMSerializer):
                   'vlan_decision_nok', 'switchs_ip_type', 'switchs_web_management',
                   'switchs_web_management_ssl', 'switchs_rest_management',
                   'switchs_management_utils', 'switchs_management_interface_ip',
-                  'provision_switchs_enabled')
+                  'provision_switchs_enabled', 'switchs_provision', 'switchs_management_sftp_creds')
 
 
 class GeneralOptionSerializer(NamespacedHMSerializer):
diff --git a/preferences/models.py b/preferences/models.py
index 6386f455..dcab58cf 100644
--- a/preferences/models.py
+++ b/preferences/models.py
@@ -193,6 +193,10 @@ class OptionalTopologie(AclMixin, PreferencesModel):
         (DEFINED, 'Prédéfini dans "Vlan où placer les machines\
             après acceptation RADIUS"'),
     )
+    CHOICE_PROVISION = (
+        ('sftp', 'sftp'),
+        ('tftp', 'tftp'),
+    )
 
     radius_general_policy = models.CharField(
         max_length=32,
@@ -235,6 +239,24 @@ class OptionalTopologie(AclMixin, PreferencesModel):
         null=True,
         help_text="Plage d'ip de management des switchs"
     )
+    switchs_provision = models.CharField(
+        max_length=32,
+        choices=CHOICE_PROVISION,
+        default='tftp',
+        help_text="Mode de récupération des confs par les switchs"
+    )
+    sftp_login = models.CharField(
+        max_length=32,
+        null=True,
+        blank=True,
+        help_text="Login sftp des switchs"
+    )
+    sftp_pass = AESEncryptedField(
+        max_length=63,
+        null=True,
+        blank=True,
+        help_text="Mot de passe sftp"
+    )
 
     @cached_property
     def provisioned_switchs(self):
@@ -258,6 +280,14 @@ class OptionalTopologie(AclMixin, PreferencesModel):
             return None
         return self.switchs_management_interface.ipv4
 
+    @cached_property
+    def switchs_management_sftp_creds(self):
+        """Credentials des switchs pour provion sftp"""
+        if self.sftp_login and self.sftp_pass:
+            return {'login' : self.sftp_login, 'pass' : self.sftp_pass}
+        else:
+            return None
+
     @cached_property
     def switchs_management_utils(self):
         """Used for switch_conf, return a list of ip on vlans"""
@@ -280,7 +310,7 @@ class OptionalTopologie(AclMixin, PreferencesModel):
     def provision_switchs_enabled(self):
         """Return true if all settings are ok : switchs on automatic provision,
         ip_type"""
-        return bool(self.provisioned_switchs and self.switchs_ip_type and SwitchManagementCred.objects.filter(default_switch=True).exists() and self.switchs_management_interface_ip)
+        return bool(self.provisioned_switchs and self.switchs_ip_type and SwitchManagementCred.objects.filter(default_switch=True).exists() and self.switchs_management_interface_ip and bool(self.switchs_provision != 'sftp'  or self.switchs_management_sftp_creds))
 
     class Meta:
         permissions = (
diff --git a/preferences/templates/preferences/display_preferences.html b/preferences/templates/preferences/display_preferences.html
index 3cebbbfe..3eb76af9 100644
--- a/preferences/templates/preferences/display_preferences.html
+++ b/preferences/templates/preferences/display_preferences.html
@@ -147,6 +147,18 @@ with this program; if not, write to the Free Software Foundation, Inc.,
             <th>Serveur des config des switchs</th>
 	    <td>{{ topologieoptions.switchs_management_interface }} {% if topologieoptions.switchs_management_interface %} - {{ topologieoptions.switchs_management_interface_ip }}  <span class="label label-success"> OK{% else %}<span class="label label-danger">Manquant{% endif %}</span></td>
 	</tr>
+        <tr>
+	    <th>Mode de provision des switchs</th>
+            <td>{{ topologieoptions.switchs_provision }}</td>
+	</tr>
+	<tr>
+	    <th>Mode TFTP</th>
+	    <td><span class="label label-success"> OK</span></td>
+	</tr>
+	<tr>
+	    <th>Mode SFTP</th>
+	    <td>{% if topologieoptions.switchs_management_sftp_creds %}<span class="label label-success"> OK{% else %}<span class="label label-danger">Creds manquants{% endif %}</span></td>
+	</tr>
     </table>
 
        <h6>Creds de management des switchs</h6>