Specifications

7-3
Catalyst 4224 Access Gateway Switch Software Configuration Guide
OL-2031-02
Chapter 7 Configuring the Eight-Port FXS RJ-21 Module
Configuring FXS Voice Ports
For complete information about configuration commands and about configuring
LAN and WAN interfaces on your switch, refer to the Cisco IOS configuration
guides and command references.
The following example shows how to use the FXS configuration commands:
Gateway# conf t
Enter configuration commands, one per line. End with CNTL/Z.
Gateway(config)# voice-port 4/0
Gateway(config-voiceport)# signal loopStart
Gateway(config-voiceport)# cptone IN
Gateway(config-voiceport)# ring frequency 50
Gateway(config-voiceport)# connection plar 5265761
Gateway(config-voiceport)# music-threshold -50
Gateway(config-voiceport)# description "Connection to PBX"
Gateway(config-voiceport)# comfort-noise
To display the values configured, use the show running-config command.
cptone country
Selects the appropriate voice call progress tone for this
interface.
The default for this command is us. For a list of supported
countries, refer to the Voice, Video, and Home Applications
Command Reference.
ring frequency {25 | 50}
Selects the appropriate ring frequency (in Hertz) specific to
the equipment attached to this voice port.
connection plar string
(Optional) Specifies the PLAR
1
connection if this voice
port is used for a PLAR connection.
The string value is any series of digits that specifies the
destination E.164 telephone number.
music-threshold number
(Optional) Specifies the threshold (in decibels) for music
on hold. Valid entries are from –70 to –30.
description string
(Optional) Attaches descriptive text about this voice port
connection.
comfort-noise
(Optional) Specifies that background noise will be
generated.
1. Private line automatic ringdown
Command Purpose