diff --git a/gestion/gen_confs/switchs.py b/gestion/gen_confs/switchs.py
index 326331d3..e81ce1aa 100755
--- a/gestion/gen_confs/switchs.py
+++ b/gestion/gen_confs/switchs.py
@@ -31,7 +31,7 @@ class switch(gen_config) :
     # Répertoire ou écire les fichiers de conf
     CONF_REP='/tmp/' # avec un / derrière
     
-    config = """; %(modele)s Configuration Editor; Created on release #H.08.72
+    config = """; %(modele)s Configuration Editor; Created on release #H.08.86
 
 hostname "%(switch)s" 
 ;-------------------------------------------------------- Snmp
@@ -93,8 +93,12 @@ ip ssh filetransfer
 spanning-tree protocol-version rstp
 ; Config des uplinks
 no spanning-tree %(uplinks)s edge-port
+spanning-tree %(uplinks)s point-to-point-mac force-true
+spanning-tree %(uplinks)s priority 6
 ; Config des prises adhérent
+spanning-tree %(non_uplinks)s edge-port
 spanning-tree %(non_uplinks)s point-to-point-mac auto
+spanning-tree %(non_uplinks)s priority 8
 ; On active
 spanning-tree
 ;------------------------------------------------------- Serveurs radius