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Cisco ONS 15454 DWDM Installation and Operations Guide, R6.0
April 2006
Chapter 16 Card Reference
16.2.4 AIC-I Card
When provisioning the orderwire subnetwork, make sure that an orderwire loop does not exist. Loops
cause oscillation and an unusable orderwire channel.
shows the standard RJ-11 connectors used for orderwire ports.
Figure 16-4
RJ-11 Connector
16.2.4.4 Power Monitoring
The AIC-I card provides a power monitoring circuit that monitors the supply voltage of –48 VDC for
presence, undervoltage, and overvoltage.
16.2.4.5 User Data Channel
The user data channel (UDC) features a dedicated data channel of 64 kbps (F1 byte) between two nodes
in an ONS 15454 network. Each AIC-I card provides two user data channels, UDC-A and UDC-B,
through separate RJ-11 connectors on the front of the AIC-I card. Each UDC can be routed to an
individual optical interface in the ONS 15454. For instructions, see the
Channel Circuit” task on page 7-20
The UDC ports are standard RJ-11 receptacles.
lists the UDC pin assignments.
Table 16-12
Orderwire Pin Assignments
RJ-11 Pin Number
Description
1
Four-wire receive ring
2
Four-wire transmit tip
3
Two-wire ring
4
Two-wire tip
5
Four-wire transmit ring
6
Four-wire receive tip
61077
Pin 1
Pin 6
RJ-11
Table 16-13
UDC Pin Assignments
RJ-11 Pin Number
Description
1
For future use
2
TXN
3
RXN
4
RXP
Summary of Contents for ONS 15454 DWDM
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