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These are the feature codes for call features. To use the code, select the line you wish to use by pressing
the LINE button and enter the feature code.
Table 6: Call Features
Code
Feature
*01
Select the preferred video/audio codec used for the call. Dial *01 + codec feature code +
Phone/Ext. Number (See Table 8 for codec feature code)
*02
Force the video/audio codec used for the call. Dial *02 + codec feature code + Phone/Ext.
Number (See Table 8 for codec feature code)
*30
Block Caller ID (for all subsequent calls)
*31
Send Caller ID (for all subsequent calls)
*50
Disable Call waiting (for all subsequent calls)
*51
Enable Call Waiting (for all subsequent calls)
*67
Block Caller ID (per call): Dial *67 + Phone/Ext. Number (no dial-tone in between).
*82
Send Caller ID (per call): Dial *82 + Phone/Ext. Number (no dial-tone in between).
*83
Send audio only: Dial *83 + Phone/Ext. Number (no dial-tone in between)
*84
Send audio and video: Dial *84 + Phone/Ext. Number (no dial-tone in between)
*70
Disable Call Waiting (per call): Dial *70 + Phone/Ext. Number (no dial-tone in between).
*71
Enable Call Waiting (per call): Dial *71 + Phone/Ext. Number (no dial-tone in between).
*72
Unconditional Call Forward: Dial *72 + Phone/Ext. Number followed by the # key. Wait for a
dial-tone and then hang up (dial-tone means input is successful).
*73
Cancel Unconditional Call Forward: Dial *73 and wait for a dial-tone before hanging up.
*90
Busy Call Forward: Dial *90 + Phone/Ext. Number followed by the # key. Wait for a dial- tone
and then hang up.
*91
Cancel Busy Call Forward: dial *91 and wait for a dial-tone before hanging up.
*92
Delayed Call Forward: Dial *92 + Phone/Ext. Number followed by the # key. Wait for a dial-
tone and then hang up.
*93
Cancel Delayed Call Forward: Dial *93 and wait for a dial-tone before hanging up.
Table 7: GXV3140 Audio/Video Codec Feature Code
Codec
Feature Code
PCMU
7110
PCMA
7111
G723
723
G726-32
72632
G729
729
G722
722
GSM
7200
L16-256
7202
H.264
264
H.263
263
Grandstream Networks, Inc.
CALL FEATURES
GXV3174 USER MANUAL
FIRMWARE VERSION 1.0.0.32
Page 30 of 68
Updated : 11/2010
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