Immediately remove the cable. Try a known-good Cisco console cable. If the port remains hot without a cable, the RSP may need replacement.
lsmod | grep ftdi_sio # If missing: sudo modprobe ftdi_sio echo "0403 6015" | sudo tee /sys/bus/usb-serial/drivers/ftdi_sio/new_id asr9xxusbconsoledriverszip hot
Next time you need it, just search for — your connection (and your blood pressure) will thank you. Immediately remove the cable
Avoid third-party "driver download" websites. Many host malware-laden files. Always source drivers from Cisco or the original chipset manufacturer. asr9xxusbconsoledriverszip hot
ioreg -p IOUSB -l | grep -i "asr"
: Plug the USB cable into the ASR 9xx "Console" port and your PC. Device Manager