Dell OpenManage Deployment Toolkit Version 4.3 Command Line Interface Reference Guide

Sets or reports the status of the USB port. When set to on, USB keyboards and mice function only for systems with operating systems that have native USB support. When set to legacy, USB keyboards and mice are supported through the BIOS to function in operating systems that do not natively support USB . This option can be replicated.

Example:

A:>syscfg --usb=on

usb=on