, enter the COM port number you found, and use the default settings: Speed (Baud) Troubleshooting Common Issues ASR920 and USB Console - Cisco Community
The ASR 900 series has both an RJ45 console port and a USB console port. By default, the USB port takes precedence when a cable is connected. If no data displays, unplug the RJ45 console cable, as some supervisor modules cannot stream data to both interfaces simultaneously. Driver Signing Enforcement Errors
Without the correct driver, your PC will not detect the USB console connection, preventing any serial terminal access (using PuTTY, Minicom, SecureCRT, etc.). The ZIP file ensures that network engineers and administrators can quickly install the necessary driver on Windows environments, where driver signing and compatibility can be strict. asr9xxusbconsoledriverszip
The first configuration of a new router is almost always performed through a direct console connection. While older routers relied on a legacy RJ45 serial port, newer models in the ASR 9xx family include a dedicated USB console port. This is a significant convenience, as most modern laptops and PCs no longer include a built-in RS-232 serial port.
Connect one end of your 5-pin Mini-USB cable to your PC and the other to the ASR's Mini-USB console port. , enter the COM port number you found,
To install the drivers, you should first download the asr9xxusbconsoledriverszip file directly from the Cisco Software Central portal. Once downloaded, extract the contents to a local folder. You will typically find different installers for 32-bit and 64-bit Windows systems, as well as legacy support for older macOS versions. Running the setup executable will register the Cisco USB Console device in your hardware manager.
Cisco typically hosts these drivers on their Software Download Portal under the specific router model's "USB Console Software" category. While older routers relied on a legacy RJ45
To successfully connect to your ASR router using the USB console port:
A: The USB console is faster and works well for initial setup. However, the RJ45 console (using a traditional blue Cisco rollover cable) is more reliable in electrically noisy environments and does not require any drivers if you have a USB-to-DB9 adapter.