Introduction

DFE-520TX Ethernet Adapter Card

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Introduction

Thank you for choosing the D-Link DFE-520TX, the value leader among Fast Ethernet adapters for PCI Bus personal computers. This introduction gives a general description of the newer networking technologies found on the DFE-520TX.

The DFE-520TX provides IEEE 802.3x Flow Control Enhancements, which are needed for a network adapter to function with a switch. In full-duplex mode, the MAC implements the PAUSE control function. This means when a switch is connected in full-duplex mode and it senses that its buffer will overflow in the near future, the switch will transmit one standard Ethernet packet that causes the DFE-520TX to pause for a period, thus avoiding internal buffer overflow and packet loss.

System Requirements

Before installing the DFE-520TX, check your system for the following minimum configuration requirements.

ƒOne of the following slot types:

An open PCI bus master slot, 32-bit, operating at 33MHz.

ƒ32 MB of System Memory

ƒ150 MHz processor, or faster

ƒThe latest BIOS for your computer

ƒOne of the following types of twisted-pair network cabling:

Category 5 or better for 100Mbps

Category 3, 5 or better for 10Mbps

Features

Designed for versatility and performance, the DFE-520TX Network Adapter provides the following:

Operability in 32-bit, 33 MHz slot servers and workstations

Universal Bus support 3.3V

Compliance with IEEE 802.3u Fast Ethernet standards and IEEE 802.3 Ethernet standards.

Plug-and-Play installation

Supports half and full duplex at 10Mbps, half and full-duplex at 100Mbps.

Supports for full-duplex double network throughput

Supports 802.3x flow control

Supports ACPI 2.0

One built-in RJ-45 connector

Auto-negotiation to the highest available speed

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D-Link DFE-520TX manual Introduction, System Requirements, Features