diff --git a/frontends/src/jp/base.py b/frontends/src/jp/base.py
index 596754fb..69bf2f2e 100644
--- a/frontends/src/jp/base.py
+++ b/frontends/src/jp/base.py
@@ -583,9 +583,11 @@ class CommandBase(object):
             cls(self)
 
     def run(self):
-        if self.need_connect is not None:
-             self.host.connect_profile(self.connected)
+        """this method is called when a command is actually run
 
+        It set stuff like progression callbacks and profile connection
+        You should not overide this method: you should call self.start instead
+        """
         try:
             show_progress = self.args.progress
         except AttributeError:
@@ -599,9 +601,29 @@ class CommandBase(object):
             self.host.bridge.register("progressFinished", self.progressFinishedHandler)
             self.host.bridge.register("progressError", self.progressErrorHandler)
 
+        if self.need_connect is not None:
+             self.host.connect_profile(self.connected)
+        else:
+            self.start()
+
     def connected(self):
+        """this method is called when profile is connected (or session is started)
+
+        this method is only called when use_profile is True
+        most of time you should override self.start instead of this method, but if loop
+        if not always needed depending on your arguments, you may override this method,
+        but don't forget to call the parent one (i.e. this one) after self.need_loop is set
+        """
         if not self.need_loop:
             self.host.stop_loop()
+        self.start()
+
+    def start(self):
+        """This is the starting point of the command, this method should be overriden
+
+        at this point, profile are connected if needed
+        """
+        pass
 
 
 class CommandAnswering(CommandBase):