An interface,5, wherein the means for locating an idle switched port include means for differentiating between ports set for incoming and outgoing switched calls through the gateway, and between {HEAD ~ remote procedure calls} requesting {TAIL ~ incoming and outgoing switched calls} through the gateway 
requesting
An interface,5 , wherein the means for locating an idle switched port include means for differentiating between ports set for incoming and outgoing switched calls through the gateway , and between { HEAD ~ remote procedure calls } requesting { TAIL ~ incoming and outgoing switched calls } through the gateway
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 OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH