Look for an unknown device with a yellow warning icon, typically listed under Other devices . Right-click the unknown device and select . Choose Browse my computer for drivers .
file and run the appropriate architecture-specific installer— for 32-bit systems or setup(x64).exe for 64-bit systems—before connecting your hardware. Cisco Community Installation Procedure
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The Cisco USB console driver version 3.1 is the official software that installs the necessary Virtual COM Port (VCP) driver, allowing your PC to see the console connection as a standard COM port (e.g., COM3, COM5). Once the driver is installed and the COM port is identified, any terminal emulator software (PuTTY, Tera Term, SecureCRT) can connect to the Cisco device using standard serial settings: 9600 baud, 8 data bits, no parity, 1 stop bit, no flow control. usb console software 31 ciscousbconsoledriver31zip install
Open your preferred terminal emulator (e.g., PuTTY) and configure the connection:
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, the USB Console Software 31 package provides a lightweight driver and terminal for accessing Cypress‑based USB devices via a virtual COM port. Proper installation (admin rights, correct INF registration) yields a reliable debugging channel, while common pitfalls are usually resolved by checking driver status and serial settings. Look for an unknown device with a yellow
Step-by-Step Guide: How to Install Cisco USB Console Driver 3.1 ( ciscousbconsoledriver31zip )
Leah launched PuTTY. Serial line: COM5. Speed: 9600. She pressed Open.
Open the Terminal and type ls /dev/tty.usbserial* or ls /dev/tty.cisco* to verify the active device node. Connecting to the Cisco Console via Terminal Software If you share with third parties, their policies apply
She hit Enter. The prompt bloomed into life:
Prior to this driver, administrators relied on legacy DB-9 serial ports and RJ-45 rollover cables. The USB Console driver virtualizes a COM port, allowing standard terminal emulators (like PuTTY, TeraTerm, or SecureCRT) to communicate with Cisco hardware over a USB cable.
If your enterprise manages its own software repository, check your internal network shares for archived network administration tools.