Open Terminal and run:

If it shows as a generic "USB Serial Port," right-click it, select Update Driver , then "Let me pick from a list of device drivers on my computer" and choose the Cisco Serial driver. 4. Terminal Configuration

Modern Cisco devices (routers, switches, firewalls, and access points) have largely replaced the old DB-9 serial connector with a . This is where the search for the correct driver USB console Cisco begins. Without the proper driver, your Windows, macOS, or Linux machine will not recognize the device, making configuration impossible.