A method and apparatus provides {HEAD ~ a communications system} in which a network is present that provides {TAIL ~ a plurality} of communications paths 
A method and apparatus provides { HEAD ~ a communications system } in which a network is present that provides { TAIL ~ a plurality } of communications paths
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH