Chapter 1 • Introduction
1031484-0001 Revision 2
1
Chapter 1
Introduction
This chapter addresses the following topics:
•
DW4020 purpose and components
on page 1
•
Characteristics and identification of equipment
on page 2
DW4020 purpose and
components
The DW4020 is designed to provide multiple computer
connections through a single DIRECWAY
®
terminal. It is
composed of three stackable components as shown in Figure 1:
•
Receive modem (also sometimes referred to as the Indoor
Receive Unit (IRU))
•
Transmit modem (also sometimes referred to as the Indoor
Transmit Unit (ITU))
•
Gateway (GWH)
Note:
Revision 1 of this manual referred to the DW4020 as the
"Gateway," and the Gateway as the "Gateway host." This
terminology has changed. Please use the terminology in this
manual.
Figure 1: The DW4020
Receive modem
Transmit modem
Gateway
Summary of Contents for DW4020
Page 5: ... iv 1031484 0001 Revision 3 ...
Page 11: ... Important safety information x 1031484 0001 Revision 2 ...
Page 45: ...Chapter 2 Installing the indoor equipment 32 1031484 0001 Revision 2 ...
Page 63: ...Chapter 3 The User Interface 50 1031484 0001 Revision 2 Figure 41 Firewall Settings ...
Page 79: ... Glossary 66 1031484 0001 Revision 2 ...
Page 81: ... Abbreviations and Acronyms 68 1031484 0001 Revision 2 ...
Page 133: ...Appendix D Configuring the installer laptop for IP addressing 120 1031484 0001 Revision 2 a ...
Page 135: ...Appendix E Installation checklist 122 1031484 0001 Revision 2 ...