INSTALLATION
PACKETLIGHT NETWORKS PL-300 3.2 INSTALLATION AND CONFIGURATION MANUAL
CONFIDENTIAL AND PROPRIETARY INFORMATION. ALL RIGHTS RESERVED. PAGE 35
Table 19: Client Port Specifications
Specification Requirement
Fiber Type Single mode
Fiber Size 2 mm optical fiber
Connector Type LC
Port Type DWDM or CWDM client
2.2.3.2 COM Ports
The COM port is connected to the network line, which carries the common optical
signal that aggregates the optical channels of the uplinks and the optical
supervisory channel.
The COM port is internally connected to the MUX/DEMUX module.
There are two configurations of the COM ports:
• Configuration 1: Unprotected
The front panel has a single common port labeled "COM".
In this configuration, the PL-300 may include a single MUX module.
• Configuration 2: Protected
The front panel has two common ports labeled "COM1" and "COM2".
These ports are used to connect the node to the two network lines: Working
and Protection.
In this configuration, the PL-300 may include an optical switch.
The following table provides information regarding the fiber and connector
specifications for the COM port.
Table 20: COM Port Specifications
Specification Requirement
Fiber Type Single mode
Fiber Size 2 mm optical
Connector Type LC with protective shutters or SC
Port Type Optical COM port
2.2.3.3 EXP Ports
The EXP ports can be present only on PL-300 OADM models. The EXP port is used
to continue the other channels that were not added or dropped by the OADM.
There are two configurations for EXP ports:
• Configuration 1: Single EXP port
When a single OADM is used, the EXP port may be connected to the COM port
of the remote downstream PL-300 unit.
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