In particular, although type ahead is permitted, the page is not immediately initiated upon receipt of the last character of a valid command string prior to {TAIL ~ the end} of the announcement that is played to the caller upon his call reaching {HEAD ~ a bridging and signaling unit} 
In particular , although type ahead is permitted , the page is not immediately initiated upon receipt of the last character of a valid command string prior to { TAIL ~ the end } of the announcement that is played to the caller upon his call reaching { HEAD ~ a bridging and signaling unit }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD