Communication Connections - Cisco ONS 15501 User Manual

Communication Connections

Figure 2-3
1
2

Communication Connections

The Cisco ONS 15501 communicates in three ways:
•
•
•
See
See the
the RS-232 console port.
Cisco ONS 15501 User Guide
2-6
2 2 F e b r u a r y 2 0 0 2
Connecting the Cisco ONS 15501 to a DC Power Source
2
1 3
-48V RET
-48V RET
Redundant DC power
Primary DC power connections
Tapped frame grounding holes
SNMP (through Ethernet)
alarm contacts (through RJ-45 connector)
console port (through RS-232)
Appendix B, "Connector Pinouts"for the wiring layouts of the RJ-45 and RS-232 connectors.
"Configuring Local Serial Communication" section on page 3-1
Chapter 2 Installing the Cisco ONS 15501
3 Redundant DC power connections
for detailed information about
78-14134-01, Release 1.0