Chapter 3. Operation
3-8
DSU IV ESP User Manual
61204011L1-1
REAR PANEL
The rear panel contains two DTE connectors which provide
primary channel V.35 or EIA-232. An 8-pin telco jack, a control port,
a captive power cord, and a power switch are also located on the
rear panel. Pin assignments for these connectors are listed in
Pinouts on page A-1. The DSU IV ESP rear panel is shown in Figure
3-4 with optional ESP cards installed.
Figure 3-4. DSU IV ESP Rear View
DDS
VT 100 Terminal or
device running SLIP
or async PPP protocol
DTE Device
DTE Device
RJ45-to-DB25
Cable
V.35 Cable
TELCO
EIA-232
DBU INTERFACE
LAN INTERFACE
Z.15A
A
ISDN
DBU
10 BASE T
1
LAN
ON
OFF
OFF
FF
OF
CONTROL
V .35
S4W, V.34, or
ISDN DBU Card
10BaseT LAN Card
EIA232 Cable
4-wire
Telco Cable
Item
Function
DBU Interface
ESP DBU card slot
LAN Interface
ESP Ethernet card slot
Telco
Connects to dedicated circuit
EIA-232
Connects to a DTE interface
Control
Connects to a VT 100 terminal or a device
running SLIP or async PPP protocol
V.35
High speed DTE interface
Power Switch
Turns power on or off
115 VAC Connection Power cord connection
Содержание DSU IV ESP
Страница 54: ...Chapter 4 Applications 4 8 DSU IV ESP User Manual 61204011L1 1...
Страница 80: ...Chapter 8 Configuring Test Options 8 4 DSU IV ESP User Manual 61204011L1 1...
Страница 92: ...Chapter 9 Configuring Dial Options 9 12 DSU IV ESP User Manual 61204011L1 1...
Страница 104: ...Chapter 11 Configuring Unit Utilities 11 6 DSU IV ESP User Manual 61204011L1 1...
Страница 108: ...Chapter 12 Activating Dial Functions 12 4 DSU IV User Manual 61204011L1 1...
Страница 134: ...Chapter 14 Viewing Status Information 14 6 DSU IV ESP User Manual 61204011L1 1...
Страница 140: ...Appendix A Pinouts A 6 DSU IV ESP User Manual 61204011L1 1...
Страница 152: ...Appendix B AT Commands B 12 DSU IV ESP User Manual 61204011L1 1...
Страница 168: ...Appendix D Configuration Profiles D 4 DSU IV ESP User Manual 61204011L1 1...
Страница 172: ...Appendix E DSU to DSU Tail Circuit E 4 DSU IV ESP User Manual 61204011L1 1...
Страница 176: ...Appendix F Specifications Summary F 4 DSU IV ESP User Manual 61204011L1 1...
Страница 190: ...Appendix H Glossary H 10 DSU IV ESP User Manual 61204011L1 1...
Страница 194: ...Index Index 4 DSU IV ESP User Manual 61204011L1 1...