Network equipment — such as routers, switches and firewalls, point of sale equipment and electronic appliances — usually include a serial communication port as a standard means to configure and manage the device. Windows 7 can configure devices through a serial command line with the Microsoft HyperTerminal program. Set up the HyperTerminal program in Windows 7 for sending serial commands when configuring devices through a serial console.
Connect a serial console cable to the Windows 7 computer's nine-pin serial port. Connect the free end of the cable to the serial console port on a device that requires serial command line communication.
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Click the "Start" or "Globe" button in the lower left corner of the desktop, then click "Search." Type "hypertrm.exe," then press "Enter." Double-click the "HyperTerminal" icon that appears in the left pane.
Type a name for the serial communication session into the "Name:" field and press "Enter." Click "Connect using:" and select the "Com port" drop-down menu. Click on the port listed that is connected to the serial console device and press "Enter."
Click the "Bits per second:" option, then select the setting from the list displayed that meets the "Bits per second" requirement of the serial console device. Click the "Data bits:" drop-down box, and click on the setting that meets the "Data bits" requirement of the serial console device. Click the "Parity:" drop-down box, and click the selection in the drop-down menu that is in accordance with the "Stop bits" requirement of the serial console device. Click the "Flow Control" drop-down menu and select the setting from the list displayed that meeting the "Flow Control" requirements of the serial console device. Click "Apply," then "OK."
Tap the "Enter" key until the serial console device command prompt displays. You can now send commands over the serial connection to the device.