The lsusb command in Linux provides several underutilized functions for managing USB devices. One notable capability allows users to determine the maximum speed of USB ports quickly. This tool, often overlooked, enhances troubleshooting and system diagnostics.
The lsusb command, a standard utility in Linux distributions, extends beyond basic device listing to offer five specialized applications that aid in USB management. According to a recent guide, these uses include checking port speeds, which can be vital for ensuring compatibility and performance in hardware setups. For instance, administrators can swiftly verify if a port supports USB 2.0 or higher speeds without additional software. The command's output provides detailed vendor and product identifiers, helping identify connected peripherals accurately. While commonly used for enumeration, its deeper features support debugging issues like unrecognized devices or connection failures. Published on February 8, 2026, the overview highlights how lsusb simplifies tasks for both novice and experienced users, promoting efficient Linux workflows without relying on graphical interfaces.