diff --git a/src/jarabe/desktop/schoolserver.py b/src/jarabe/desktop/schoolserver.py
index f09469f..672375f 100644
--- a/src/jarabe/desktop/schoolserver.py
+++ b/src/jarabe/desktop/schoolserver.py
@@ -19,33 +19,85 @@ from gettext import gettext as _
 from xmlrpclib import ServerProxy, Error
 import socket
 import os
+import string
+import random
+import time
+import uuid
+
 import gconf
 
+from sugar import env
 from sugar.profile import get_profile
 
 REGISTER_URL = 'http://schoolserver:8080/'
 
+def generate_serial_number():
+    """  Generates a serial number based on 3 random uppercase letters 
+    and the last 8 digits of the current unix seconds. """
+
+    serial_part1 = []
+
+    for y in range(3) :
+        serial_part1.append(random.choice(string.ascii_uppercase))
+
+    serial_part1 = ''.join(serial_part1)
+    serial_part2 = str(int(time.time()))[-8:]
+    serial = serial_part1 + serial_part2
+
+    return serial
+
+def store_identifiers(serial_number, uuid, backup_url):
+    """  Stores the serial number, uuid and backup_url
+    in the identifier folder inside the profile directory
+    so that these identifiers can be used for backup. """
+
+    identifier_path = os.path.join(env.get_profile_path(), 'identifiers')
+    if not os.path.exists(identifier_path):
+        os.mkdir(identifier_path)
+
+    if os.path.exists(os.path.join(identifier_path, 'sn')):
+        os.remove(os.path.join(identifier_path, 'sn'))
+    serial_file = open(os.path.join(identifier_path, 'sn'), 'w')
+    serial_file.write(serial_number)
+    serial_file.close()
+
+    if os.path.exists(os.path.join(identifier_path, 'uuid')):
+        os.remove(os.path.join(identifier_path, 'uuid'))
+    uuid_file = open(os.path.join(identifier_path, 'uuid'), 'w')
+    uuid_file.write(uuid)
+    uuid_file.close()
+
+    if os.path.exists(os.path.join(identifier_path, 'backup_url')):
+        os.remove(os.path.join(identifier_path, 'backup_url'))
+    backup_url_file = open(os.path.join(identifier_path, 'backup_url'), 'w')
+    backup_url_file.write(backup_url)
+    backup_url_file.close()
+
 class RegisterError(Exception):
     pass
 
 def register_laptop(url=REGISTER_URL):
-    if not have_ofw_tree():
-        logging.error('Registration: Cannot obtain data needed to register.')
-        raise RegisterError(_('Cannot obtain data needed for registration.'))
-
-    sn = read_ofw('mfg-data/SN')
-    uuid = read_ofw('mfg-data/U#')
-    sn = sn or 'SHF00000000'
-    uuid = uuid or '00000000-0000-0000-0000-000000000000'
 
     profile = get_profile()
-
     client = gconf.client_get_default()
+
+    if have_ofw_tree():
+        sn = read_ofw('mfg-data/SN')
+        uuid_ = read_ofw('mfg-data/U#')
+        sn = sn or 'SHF00000000'
+        uuid_ = uuid_ or '00000000-0000-0000-0000-000000000000'
+    else:
+        sn = generate_serial_number()
+        uuid_ = str(uuid.uuid1())
+        jabber_server = client.get_string('/desktop/sugar/collaboration/jabber_server')
+        store_identifiers(sn, uuid_, jabber_server)
+        url = 'http://' + jabber_server + ':8080/'
+
     nick = client.get_string('/desktop/sugar/user/nick')
 
     server = ServerProxy(url)
     try:
-        data = server.register(sn, nick, uuid, profile.pubkey)
+        data = server.register(sn, nick, uuid_, profile.pubkey)
     except (Error, socket.error):
         logging.exception('Registration: cannot connect to server')
         raise RegisterError(_('Cannot connect to the server.'))