Connecting and Managing Analog Devices 1693 Fill in the fields in the Add ATA dialog box. Click the Help button to seemore information about the dialog box fields.4 Click Apply to add the new ATA to the system.5 Repeat as necessary to add more ATAs.6 When you are finished adding ATAs, click OK.Modifying an AnalogTerminal PortYou can modify the configuration of an Analog Terminal Card port or asingle-port ATA at any time.To modify an analog device configuration:1 Select NBX NetSet > Device Configuration > ATA.2 Select the port that you want to modify and click Modify.3 Modify the desired fields. Click the Help button to see more informationabout the dialog box fields.4 Click Apply to effect the changes.5 Click OK.Removing an AnalogTerminal AdapterYou can remove either an Analog Terminal Adapter (ATA) or one of theports on an Analog Terminal Card (ATC) from the system at any time. Anydevice connected to the ATA is also removed from the system.To remove an Analog Terminal Adapter:1 Select NBX NetSet > Device Configuration > ATA.Use the MAC addresses to determine whether an item in the list is anAnalog Terminal Adapter (ATA) or one of the ports on an Analog TerminalCard. Ports on a 3C10117 Analog Terminal Card have MAC addressesthat differ by two hexadecimal digits. Ports on a 3C10117C AnalogTerminal Card all have the same MAC address and use a Virtual DeviceNumber to identify each port. The port number appears after the MACaddress, enclosed in square brackets. An ATA has a unique MAC addresswith no port number.2 Select the ATA or the port on an ATC you want to remove.3 Click Remove. A dialog box prompts you to confirm the removal.4 Click Yes. The system removes the item you selected.