CHAPTER 1

INTRODUCTION

Welcome to the Cabletron Systems SEHI100TX-22100BASE-T Intelligent Stackable Hub User’s Guide. This manual provides installation instructions, troubleshooting, and reference information for the SEHI100TX-22.

NOTE

The term SEHI (Stackable Ethernet Hub with Intelligence) is used throughout this manual when describing the features and functions of the SEHI100TX-22.

1.1USING THIS MANUAL

Read through this manual to gain an understanding of the features and capabilities of the SEHI. A general knowledge of Ethernet and IEEE 802.3u type data communications networks and their physical layer components is helpful when installing the SEHI.

Chapter 1, Introduction, outlines the contents and describes the objectives and conventions of this manual. This chapter also provides information about how to get help and concludes with a list of related manuals.

Chapter 2, SEHI Features and Options, briefly describes SEHI features and provides information about available options.

Chapter 3, Installation Requirements and Specifications, provides installation requirements, network guidelines, and SEHI specifications.

Chapter 4, Installation, contains instructions for installing the SEHI as a stackable or standalone hub.

Chapter 5, Connecting to the Network, explains how to connect the SEHI to the network using the various media types.

Chapter 6, Troubleshooting, describes how to use the LANVIEW LEDs to troubleshoot network problems.

SEHI100TX User’s Guide

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Cabletron Systems SEHI100TX-22 manual Chapter Introduction, Using this Manual

SEHI100TX-22 specifications

Cabletron Systems SEHI100TX-22 is a high-performance network interface card that has been designed for reliable data transfer in various networking environments. Ideal for both enterprise and small business applications, the SEHI100TX-22 delivers exceptional performance at a competitive price point.

One of the standout features of the SEHI100TX-22 is its support for 100Base-TX Ethernet standards, which enables high-speed data transmission at rates of up to 100 Mbps. This high throughput capacity makes it an excellent choice for organizations that require swift and efficient data handling, particularly in environments with heavy network traffic.

The card is equipped with two RJ-45 connectors, allowing it to support dual-port configurations. This dual-port setup enhances networking capabilities by enabling fault tolerance and load balancing, ensuring that the network remains operational even in the event of a failure. Moreover, it supports full-duplex operation, allowing for simultaneous bi-directional data transmission, further improving overall network efficiency and performance.

Another significant advantage of the SEHI100TX-22 is its compatibility with a wide range of operating systems and platforms, including Windows, Linux, and various UNIX variants. This versatility ensures that it can be seamlessly integrated into existing network infrastructures without the need for extensive configuration or modification.

In terms of installation and maintenance, the SEHI100TX-22 is user-friendly, thanks to its Plug and Play capability. This feature allows for easy installation; users can simply insert the card into an available PCI slot, and the operating system will automatically recognize and configure the device, minimizing downtime and simplifying the setup process.

Additionally, the SEHI100TX-22 incorporates advanced technologies like Auto-Negotiation, which automatically detects the speed and duplex capabilities of the connected device, thus optimizing the network performance. The card also features various onboard diagnostic LEDs, providing real-time feedback on connection status and data activity, which aids in troubleshooting and performance monitoring.

In summary, the Cabletron Systems SEHI100TX-22 offers a robust set of features that cater to the demands of modern network environments. With its high-speed capabilities, dual-port support, compatibility across multiple operating systems, and user-friendly installation process, it remains a solid choice for organizations looking to enhance their networking performance and reliability.