CHAPTER 1

INTRODUCTION

The DELHE-UA has two Fast Ethernet ports in which Fast Ethernet (Port) Interface Modules (FEPIMs) can be installed. Figure 1-1 shows the DELHE-UA.

FEPIM 1

 

 

 

FEPIM 2

DELHE-UA

 

 

 

 

 

 

 

 

 

 

 

 

SP

fepim_ports

Ports 1 and 2

Figure 1-1 DELHE-UA

1.1OVERVIEW

The DELHE-UA extends the functionality of certain DIGITAL interface modules by providing high-speed uplink capability through Fast Ethernet technology with different types of media.

1.1.1Connectivity

The DELHE-UA module supports Fast Ethernet technology, using interchangeable Fast Ethernet Port Interface Modules (FEPIMs). The FEPIMs support three types of media connectivity: RJ45 Category 5 unshielded twisted pair, and SC connectors for either single or multimode fiber. The FEPIMs support an uplink to 100 Mbps Fast Ethernet backbones or a high speed connection to a local server.

DELHE-UA User’s Guide

1-1

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Cabletron Systems DELHE-UA manual Chapter Introduction, Connectivity