-parser.add_option("-s", "--slice-name", dest="slicename",
- help="Nitos slice name", type="str")
+parser.add_option("-g", "--gateway", dest="gateway",
+ help="Nitos gateway hostname",
+ type="str", default="nitlab.inf.uth.gr")
+parser.add_option("-u", "--slicename", dest="slicename",
+ help="Nitos gateway username (slicename)",
+ type="str")
+