diff --git a/sip/asterisk.py b/sip/asterisk.py
index 981383cb..f76cfa26 100644
--- a/sip/asterisk.py
+++ b/sip/asterisk.py
@@ -204,7 +204,7 @@ class History(object):
 
 class Manager(object):
     
-    def __init__(self, username, password, timeout=10, server='asterisk.adm.crans.org', port=5038, debug=False, event=False, auto_connect=True, agi=None):
+    def __init__(self, username, password, timeout=10, server='idefisk.adm.crans.org', port=5038, debug=False, event=False, auto_connect=True, agi=None, wait_fullybooted=True):
         self.timeout = timeout
         self.server = server
         self.port = port
@@ -218,11 +218,13 @@ class Manager(object):
         self._toread = ""
         self._agi = agi
         self.fullybooted = False
+        self.wait_fullybooted = wait_fullybooted
         
         self.username = username
         self.password = password
-        
-        self.register_events_callback('FullyBooted', self._FullyBooted)
+
+        if self.wait_fullybooted:
+            self.register_events_callback('FullyBooted', self._FullyBooted)
         if auto_connect:
             self.connect()
             
@@ -305,8 +307,9 @@ class Manager(object):
         if len(msg)>1:
             self._toread += msg[1]
         self.login()
-        while not self.fullybooted:
-            self.process_events()
+        if self.wait_fullybooted:
+            while not self.fullybooted:
+                self.process_events()
         self.events(self.event)
             
     def register_events_callback(self, event, func):