The 3Com Gigabit LOM (3C940) is a network interface card (NIC) designed for high-speed Ethernet networking. LOM stands for LAN on Motherboard, which means the network controller is integrated into the motherboard of a computer. The 3Com 3C940 is a Gigabit Ethernet adapter that supports data speeds of up to 1 Gbps (Gigabit per second), commonly found in desktops and servers in the early 2000s.

The Windows driver for the 3Com 3C940 network interface card allows your operating system to communicate with and use the hardware for network connectivity. If you need to install or update the driver for this card, you can follow the steps below.