base-system ethtool is a Linux utility for controlling network drivers and hardware, particularly for wired Ethernet devices. It can be used to: * Get identification and diagnostic information * Get extended device statistics * Control speed, duplex, autonegotiation and flow control for Ethernet devices * Control checksum offload and other hardware offload features * Control DMA ring sizes and interrupt moderation * Control receive queue selection for multiqueue devices * Upgrade firmware in flash memory