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Installation
2-8
3160-A2-GB21-80
March 1999
Cabling Examples
The DSU/CSU is supplied with an ac power module and a VF cable for the
integral modem.
Optional cables are described in Appendix D,
Pin Assignments
.
Figure 2-12 illustrates some cabling examples.
POWER
PORT 2
PORT 1
AUX
COM DSX-1MODEM
EXT CLK
NET
MODEM
OR
OR
SNMP
MANAGER
PC
PORT 2PORT 1CLOCK IN
PORT 4PORT 3
AUX PORT
COM PORT MODEM
DTE
POWER
NETWORK
CAUTION:
AUX PORT OR COM PORT MUST NOT BE CONNECTED TO PSTN OR T1 NETWORK
NEC
CLASS 2
INPUT
99-16250
MODEM
POWER
POWER
FRONT
PANEL
3164 DSU/CSU
3164
DSU/CSU
3160
DSU/CSU
SERIAL
PORT
COM PORT
NETWORK
PORT
MODEM
PORT
COM
PORT
NETWORK
PORT
MODEM
PORT
NETWORK
PORT
TO
ROUTER
SNMP
MANAGER
OR
T1 OR SERIAL CONNECTIONS
DIAL CONNECTIONS
TERMINAL
TERMINAL
OR
PSTN
T1 NETWORK
Figure 2-12. Cabling Examples