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5
A
NALOG
D
EVICES
This chapter tells you how to install and verify the successful installation
of these analog devices:
■
Analog Terminal Card
■
Analog Terminal Adapter
These devices allow you to attach analog telephones and fax machines to
the NBX system.
WARNING:
The 3Com Analog Terminal Adapter is intended for
connection only on internal LANs. Do not install it outside of buildings.
Do not connect it to any networking device outside of the building in
which the telephones are located.
For information about installing the system hardware components, see
Chapter 2
.
A four-port Analog Terminal Card (ATC) or a single-port Analog Terminal
Adapter (ATA) allows analog (2500-series compliant) devices, such as
cordless telephones and fax machines, to operate with NBX systems.
Certain limitations apply because of the differences between an analog
device and a 3Com Business Telephone or 3Com Basic Telephone:
■
A user can dial 500 on a telephone connected to either an ATA or to a
port on an Analog Terminal Card to gain access to voice mail.
■
A user cannot forward calls to voice mail by enabling a button such as
the FWD MAIL button on the 3Com Business Telephone. You can use
a feature code to have the system automatically transfer calls to voice
mail if your analog telephone is not answered.
■
An analog telephone can make or answer only one call. If the analog
telephone is in use, an incoming call automatically goes to voice mail.
However, if you have purchased the Call Waiting service from your
Summary of Contents for 3C10111C - NBX 100 - Modular Exp Base
Page 20: ...20 ABOUT THIS GUIDE ...
Page 102: ...102 CHAPTER 2 INSTALLING SYSTEM HARDWARE COMPONENTS ...
Page 122: ...122 CHAPTER 4 ANALOG LINE CARDS ...
Page 132: ...132 CHAPTER 5 ANALOG DEVICES ...
Page 138: ...138 CHAPTER 6 BRI ST DIGITAL LINE CARD ...
Page 144: ...144 CHAPTER 7 E1 ISDN PRI DIGITAL LINE CARD ...
Page 150: ...150 CHAPTER 8 T1 DIGITAL LINE CARD ...
Page 184: ...184 APPENDIX A SPECIFICATIONS ...
Page 190: ...190 APPENDIX B CIRCUIT PROVISIONING ...
Page 206: ...206 INDEX ...