About the T1 DSU/CSU

1-3

7112-A2-GB20-20 March 1998
User Interface Types
There are three types of user interfaces to the T1 DSU/CSU:
Menu-driven ASCII terminal interface screens (see Chapter 2,

Using the

ASCII Terminal Interface (ATI)

).
SNMP NMS Access – Refer to

Model 7112 T1 DSU/CSU Features

on
page 1-1. Provides the capability to access the DSU/CSU via an SNMP
management system connected to the Ethernet port or remotely through the
Facility Data Link (FDL). Refer to Chapter 5,

IP Addressing

.
Front panel LED status indicators. Refer to Chapter 6,

Monitoring the

DSU/CSU

.
Front Panel LED Status Indicators
Refer to Chapter 6,

Monitoring DSU/CSU LEDs

.
97-15687
NetworkSystem Port
FT1/T1
CTS (106)
OK
FAIL
TEST
SIG
OOF
ALARM
EER
TXD (103)
RXD (104)
RTS (105)
DTR (108)
7112 SNMP DSU/CSU
MONITOR
In Out
Figure 1-3. Model 7112 SNMP DSU/CSU Front Panel