Carrier Access Access Bank II SNMP - Manual (Page 98)

9/24/01 10-1
Chapter 10
12-Channel FXO & Dial
Pulse Termination Card
Contents of This Chapter:
10.1 About This Chapter
This chapter describes the 12-Channel Foreign Exchange Office (FXO) and Dial Pulse Termination
(DPT) card used in the Access Bank II - SNMP, and provides information for configuring the card.
10.2 Description of the FXO Card
The FXO/DPT 12-channel analog card is an “office end” telephone line voice card designed specifi-
cally as an interface for Carrier Access Corporation’s family of Access Bank II - SNMP T1 Voice and
Data Multiplexers, which are FCC-approved digital Channel Banks and Channel Service Unit/ Data
Service Units (CSU /DSUs) for attachment of customer premise telecommunications equipment to
public network T1 (DS1) services. The FXO/DPT card provides an interface between the Tip/Ring
pair and T1 line for each of the channels on the FXO/DPT to provide FXO and DPT operation.The
“rear” end of the FXO/DPT card (opposite the connector to the LIU board in the front of the Access
Bank) has 12-channel status LEDs and one 4-pin DIP switch used to select whether the card uses
About This Chapter .................................... 1
Description of the FXO Card ...................... 1
Termination Options .................................. 2
Foreign Exchange Office Termination ....... 2
Dial Pulse Termination (DPT) .................... 3
Channel Attenuation Options ..................... 4