{HEAD ~ A method} and apparatus for managing a virtual circuit network is disclosed that enables {TAIL ~ hand off management} 
enables
{ HEAD ~ A method } and apparatus for managing a virtual circuit network is disclosed that enables { TAIL ~ hand off management }
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL