4-13
Cisco VG202 and Cisco VG204 Voice Gateways Software Configuration Guide
OL-16191-01
Chapter 4 Configuring Voice
Configuring Calls
Three-Party Conferencing
Three-party conferencing provides a three-way conversation between three call parties. The voice
gateways along with CCM support three-party conferencing using Cisco IOS software to perform G.711
(ITU-T standard for audio companding) software mixing for up to three Real-time Transport Protocol
(RTP) streams
To configure three-party conferencing on the voice gateways, use the same commands and configuration
shown in
“Call Transfer” section on page 4-11
.
Call ID
Caller ID transmits a caller's number to the called party's telephone during the ringing signal. To
configure caller ID on the voice gateways, use the following commands.
SUMMARY STEPS
1.
enable
2.
configure terminal
3.
voice-port
slot-number/port
4.
caller-id enable
[
type
[
1
|
2
]]
5.
voice-port
slot-number/port
6.
caller-id enable
[
type
[
1
|
2
]]
7.
exit
DETAILED STEPS
Command or Action
Purpose
Step 1
enable
Example:
VG# enable
Enters privileged EXEC mode.
Step 2
configure terminal
Example:
VG# configure terminal
Enters global configuration mode. You have entered
global configuration mode when the prompt changes to
VG(config)#.
Step 3
voice-port
slot-number/port
Example:
VG(config)# voice-port 0/0
Enters voice-port configuration mode.
Step 4
caller-id enable
[
type
[
1
|
2
]]
Example:
VG(config-voice-port)# caller-id enable type 1
Allows the sending or receiving of caller-ID information.