Do not trust third-party driver sites. Always download from Cisco’s official software portal (requires a valid CCO login).
asr9xx_usb_console_drivers/ ├── Windows/ │ ├── FTDI_CDM_v2.12.28.exe │ ├── SiliconLabs_CP210x_v6.7.exe │ └── asr9k_usb_console_inf/ ├── Linux/ │ ├── ftdi_sio.conf │ └── README_Linux.txt ├── macOS/ │ ├── FTDIUSBSerialDriver_v2.4.2.pkg │ └── SiLabsUSBDriver.dmg ├── Firmware/ │ └── usb_console_fw_upgrade.bin └── README_asr9xx_console.txt asr9xxusbconsoledriverszip
The physical console port on ASR9k line cards or RPs typically uses a (often FTDI FT232 or Silicon Labs CP210x). The zip just contains the matching drivers. Do not trust third-party driver sites
High Compatibility: The drivers provided by Cisco are designed to work across multiple versions of Windows and macOS. Where to Find and Download the Drivers The zip just contains the matching drivers
The file may seem like a mundane utility at first glance, but for any network engineer working with Cisco ASR 9000 series hardware, it is an indispensable tool. Without it, the USB console port remains a dead interface, leaving you locked out of ROMMON, crash dumps, and initial system bootstrap.