Cisco 2431 - IAD Router - Page 61

3-27
Cisco IAD2430 Series Integrated Access Devices Software Configuration Guide
OL-4306-03
Chapter 3 Configuring with the Command-Line Interface
Configuring a VIC2-2FXS or VIC2-4FXS Voice Interface Card
c. Signal type
d. Call progress tone
Step 3 (Optional) Configure a description.
Perform the following steps to configure FXS voice ports.
SUMMARY STEPS
1. enable
2. configure terminal
3. voice-port slot/port
4. signal
5. compand-type
6. cptone local
7. description string
8. exit
9. Ctrl-z
DETAILED STEPS
Command or Action Purpose
Step 1
enable
Example:
Router# enable
Enters privileged EXEC mode.
Step 2
configure terminal
Example:
Router# configure terminal
Enters global configuration mode.
Step 3
voice-port slot/port
Example:
Router(config)# voice-port 0/1
Enters voice-port configuration mode. See Port
Numbering Conventions, page 1-5.
Step 4
signal {groundstart|loopstart|live-feed}
Example:
Router(config-voice-port)# signal groundstart
Configures the signaling type for analog FXS voice
ports. The default is loop-start.
Step 5
compand-type {u-law|a-law}
Example:
Router(config-voice-port)# compand-type a-law
Configures the companding standard used to convert
between analog and digital signals in PCM systems.