+EXIT_CODE = -1
+
+#tODO: this parameters should be taken from a conf file
+PING_TIMEOUT = 200
+NAME_VM_1 = "opnfv-vping-1"
+NAME_VM_2 = "opnfv-vping-2"
+GLANCE_IMAGE_NAME = "trusty-server-cloudimg-amd64-disk1.img"
+NEUTRON_NET_NAME = "test"
+FLAVOR = "m1.small"
+
+parser = argparse.ArgumentParser()
+parser.add_argument("-d", "--debug", help="Debug mode", action="store_true")
+args = parser.parse_args()
+
+""" logging configuration """
+logger = logging.getLogger('vPing')
+logger.setLevel(logging.DEBUG)
+
+ch = logging.StreamHandler()
+if args.debug:
+ ch.setLevel(logging.DEBUG)
+else:
+ ch.setLevel(logging.INFO)
+formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
+ch.setFormatter(formatter)
+logger.addHandler(ch)
+
+
+