CLIENT NAME Name designated by the port user when the port was opened. LOCAL NSAP Local NSAP address being used for the transport connection. LOCAL REFERENCE Unique reference number assigned to the transport connection by the local transport service provider. NETWORK PORT Name of the port being used. REMOTE NSAP Remote NSAP address being used for the transport connection. REMOTE REFERENCE Reference number assigned to the transport connection by the remote transport service provider. ROUNDTRIP DELAY ESTIMATE Amount of time, in milliseconds, of the roundtrip delay on the transport connection. Applicable only when operating class 4 protocol.