Plug a USB cable from your computer into the ASR 900 USB console port.
The ASR 9000 Series routers typically provide multiple methods for console access. The most common are the traditional RJ-45 console port and the newer USB console port. The USB console port is often designated as "USB Console" and is usually located on the right-hand side of the front panel. On some platforms like the ASR 920, there may be a separate USB port labeled only "Console" that does not function for this purpose, so it is important to identify the correct port.
The file is a specialized driver package used to establish a serial console connection between a Windows PC and the USB console port of Cisco ASR 900 series aggregation routers (such as the ASR 903 and ASR 920 ). Purpose and Functionality asr9xxusbconsoledriverszip upd
The asr-9xx_usbconsole_drivers.zip package is designed for the specific hardware inside the router's USB console port. The driver files within the package (such as xrusbser_ver2100_installer.exe ) target a from Exar Corporation (now part of MaxLinear), identified as the XR21V1401 or XR21x141x series.
Navigate to the extracted folder and locate the xrusbser_ver2100_installer.exe file inside the XR21x141x-Win-DriversOnly-Vers2.1.0.0/EXE folder. Double‑click this file to launch the installer. Plug a USB cable from your computer into
USB Type-B mini or standard port on the Route Switch Processor (RSP).
While these drivers are essential for Windows, Linux and macOS systems typically recognize the USB console port natively without additional drivers. The USB console port is often designated as
By downloading the official package from Cisco, following the OS-specific installation steps, and applying the troubleshooting tips above, you can ensure uninterrupted console access. Always verify that you have the most recent “upd” version – ideally from the last 12 months – to maintain compatibility with modern operating systems.