Chapter 4. Status Menu61202076L1-1 TSU 600 User Manual 4-5Port StatusPort Status displays the signals monitored on the data ports. For exam-ple, an Nx56/64 interface monitors the RTS, CTS, TD, and RD, alongwith other signal lines. When a port is selected, the LCD indicateswhether the signal is present.Remote PortRemote Port displays the status of activity on the Chain-In remote port.This is useful for troubleshooting communication sessions, as well asverifying cabling.Clear Port AlarmClears the Link Failed alarms on option modules that have been re-moved from the TSU 600 chassis.RX Characters received at remote port.ID Unit ID received at remote port.CRC Correct CRC received.PC Correct passcode received.TX Characters transmitted from the remote port.