{HEAD ~ A method} for increasing {TAIL ~ the capability} of a network topology model 12, wherein: 
{ HEAD ~ A method } for increasing { TAIL ~ the capability } of a network topology model 12 , wherein :
HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH