: A system restart is usually required to finalize the virtual COM port registration.
The specific archive file needed to establish a direct USB console connection between a terminal laptop and Cisco ASR 900 Series Aggregation Services Routers. These drivers translate the physical USB signals from your computer into an asynchronous serial stream that the Cisco IOS-XE platform can process natively.
Locate setup.exe or the architecture-specific installer (e.g., Cisco_usbconsole_driver_X64.msi ). Right-click and select .
The asr-9xx_usbconsole_drivers.zip file is the key to unlocking initial configuration and low-level management of your Cisco ASR 9000 series router. While the process is typically straightforward, understanding the underlying chipset (Exar XR21V141x) and being prepared to use updated drivers from Silicon Labs or FTDI can save hours of troubleshooting. asr9xxusbconsoledriverszip upd
On macOS and Linux, using the screen command as described above is the simplest method.
Yes. Each route processor has its own USB console port. You can connect to either RP independently, but you cannot share one USB cable across both.
The package commonly referenced in technician logs as asr9xxusbconsoledrivers.zip contains the software infrastructure needed to facilitate communication between a local workstation and the Cisco ASR 900 hardware line. : A system restart is usually required to
Press – you should see router prompt ( RP/0/RP0/CPU0:router# )
The Cisco ASR 900 Series Aggregation Services Routers (including the ) are modular, high-density aggregation platforms designed for carrier Ethernet, mobile backhaul, and enterprise networks. While traditional out-of-band management relies on standard RS-232 RJ-45 serial connections, these modern routing platforms offer built-in USB console interfaces.
If you installed the but still lack console access: Locate setup
Cisco_ASR9xx_USB_Console_Driver_v1.0.zip
If you experience connectivity issues after deploying the asr9xxusbconsoledriverszip package, apply these diagnostic steps:
Even with the correct driver, you may encounter connection problems. Here are some common issues and solutions.
To get the latest version as of April 2026, follow these steps: Navigate to the Cisco Software Central page.