{HEAD ~ The diagnostic tool} then tests the connectivity from the computer to a selected network entity, and {TAIL ~ the status} of the connectivity is graphically displayed 
{ HEAD ~ The diagnostic tool } then tests the connectivity from the computer to a selected network entity , and { TAIL ~ the status } of the connectivity is graphically displayed
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH