Reconnect the cable to a different physical USB port on your PC (preferably a USB 2.0 port if using older laptop hardware).

Which (PuTTY, SecureCRT, etc.) are you using?

: Plug the USB cable into the port labeled "USB Console" on the router front panel.

A: Not directly. ASR-1000 uses a different USB console chip (Prolific PL2303). Using the CP210x driver will fail.

Once the driver is active, use a terminal emulator like , Tera Term , or SecureCRT with these settings: Bits per second: 9600 Data bits: 8 Parity: None Stop bits: 1 Flow control: None ⚠️ Troubleshooting Common Issues

: Unzip asr-9xx_usbconsole_drivers.zip on your Windows PC.

asr-9xx_usbconsole_drivers.zip is a critical utility package for network engineers working with the Cisco ASR 900 (Aggregation Services Router)