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The file is a driver package required to establish a serial connection between a computer and the USB console port of Cisco ASR 900 series routers. This package enables your operating system to recognize the router's USB port as a virtual COM port for management via terminal emulators like PuTTY or Tera Term. Purpose and Functionality
: Typically located on the front panel, often on the bottom right.
If you are a Windows user, however, the asr-9xx_usbconsole_drivers.zip package remains the essential tool for establishing a console session.
Locate the archive file named (or the corresponding execution installation file for your OS).
Before installing, disconnect any USB cables running from your computer to the Cisco ASR router. For Windows Systems (Windows 10 / 11)
: On some Windows versions, you may need to disable "Driver Signature Enforcement" if the package is older, though Cisco's official drivers are usually signed.