T1 and E1 Dial Feature Cards
This chapter describes the installation and removal procedures for the T1 and E1 dial feature cards
(DFC) and includes the following sections:
•
Overview, page 3-1
Online Installation and Removal of the T1 or E1 DFC, page 3-3
•
•
Configuring Input Impedance for the E1 DFC, page 3-11
Getting Help, page 3-14
•
Where to Go Next, page 3-14
•
Overview
You can install a T1 or E1 dial feature card in any dial feature card slot of the universal gateway chassis.
(See
Figure 3-1
Each T1 or E1 DFC provides physical line termination for multiple DS-0 channels and uses onboard
HDLC controllers to terminate digital (ISDN) calls. For network specifications see
Table
Note
Figure 3-1
78-13311-01
through
Figure
3-3.)
3-2. You can use the bantam ports on the DFC to monitor a line.
The Cisco AS5350 and Cisco AS5400 support only one type of WAN DFC at a time. Refer
to
Chapter 6, "Troubleshooting"
2-Port T1 or E1 DFC
Bantam ports
T1 or E1 ports
0
1
Rx
Cisco AS5350 and Cisco AS5400 Universal Gateway Card Installation Guide
for more information.
2 PRI
Tx
ACT
OK
C H A P T E R
Table 3-1
3
and
3-1