Fxo Small Module - Nortel Secure Router 4134 Installation — Hardware Components

Table 11
Module LEDs (cont'd.)
LED
LINK/STAT 4
(applicable to
4-port module
only)
Embedded LEDs
at the RJ11 ports

FXO Small Module

The 2- and 4-port FXO Small Modules are hot-swappable modules.
If you are working with 2- or 4-port FXS or FXO Small Modules, ensure
you read the safety messages related to the FXS and FXO interface
modules. See
15)
The FXO Small Modules support only voice TDM connections. The
FXO Small Modules provide voice interface access through each of the
FXO ports. The FXO Small Module represents the Customer Premises
Equipment (CPE) side of a telephony interface.
You can install the 2- and 4-port FXO Small Modules in any of the Small
Module slots on the Secure Router 4134 chassis. You can also install the
FXO Small Modules in the Voice Carrier Medium Module, which you can
install in any Medium Module slot.
The following figure shows the 2-port FXO Small Module.
Figure 11
2-port FXO Small Module
The following figure shows the 4-port FXO Small Module.
Copyright © 2007, 2008 Nortel Networks
.
Description
Status of interface 4:
•
Red: The port is not configured
•
Green: A call is in progress
•
Yellow: The port is configured and ready to accept calls
Activity at the interface:
•
Red: The module is up, but the interface is not configured
•
Amber: The interface is configured and ready to use
•
Green: The interface has an active call
"Foreign Exchange Station (FXS) Interface Modules" (page
and "Foreign Exchange Office (FXO) Interface Modules" (page
Nortel Secure Router 4134
Installation — Hardware Components
NN47263-301 02.01 Standard
18 February 2008
Interface modules for the Secure Router 4134 37
16).