Allied Telesyn's AT-2501TX PCI adapter is a best value solution to today's 10/100Mbps LAN access requirements. With a single 10/100Mbps auto-sensing port, network administrators need only open a PC case once and install the AT-2501TX card. The PC may then be deployed and re-deployed quickly and cost-effectively, connecting to either 10Mbps or 100Mbps devices on the network. Allied Telesyn PCI bus adapter cards are designed to get the maximum performance from your PC. By off-loading almost all of the Fast Ethernet networking functions to the adapter card, the CPU in a computer is free to run applications faster. The card also operates in both full and half-duplex modes, allowing the user to double the performance of the network.The AT-2501TX/L adapter is low profile form factor card. The new low-profile format uses a smaller 2.5" access slot, rather than the traditional 4.2" slot. Low-profile designs are being adopted by all the major PC manufacturers in order to offer smaller desktop systems with expansion capabilities equivalent to, or better than, previous-generation systems. The AT-2501TX Fast Ethernet network adapter card supports Microsoft's latest standards, including ACPI, OnNow power management and DMI network management functions. AT-Setup, Allied Telesyn's user-friendly installation utility, simplifies installation under Windows 98, ME, 2000 and XP.