Grandstream Networks, Inc. GXV3175 USER MANUAL Page 35 of 119
FIRMWARE VERSION 1.0.0.32 Updated : 12/2010
CALL FEATURES
The following table shows the codes for call features. To use the code, select the line you wish to use by
pressing the corresponding Line button and enter the feature code.
Table 9: GXV3175 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-ton e
and then hang up.
*93 Cancel Delayed Call Forward: Dial *93 and wait for a dial-tone before hanging up.
Table 10: GXV3175 Audio/Video Codec Feature Code
Codec Feature Code
PCMU 7110
PCMA 7111