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Grandstream Networks, Inc. GXP1100/1105 User Manual Page 13 of 34
Firmware version: 1.0.1.110 Last Updated: 01/2012
3. Users could select one of the ways above (MPK option or FLASH key) to establish conference call.
When using “Enable FLASH key as CONF”, FLASH key will not be available to switch lines multiple
times.
4. When using “FLASH” key to establish conference, GXP110x must be the initiator to establish the 2-
way conversation in both calls.
Voice Messages (Message Waiting Indicator)
A blinking red MWI (Message Waiting Indicator) indicates a message is waiting. Dial into the voicemail box to
retrieve the message by entering the voice mail number of the server or pressing the MSG key (Voice Mail
User ID has to be properly configured as the voice mail number under web GUI->Account 1). An IVR will
prompt the user through the process of message retrieval.
NOTE:
Users can press “***” to the IVR menu and then enter “86” to hear the number of new voice messages.
CALL FEATURES
The GXP1100/1105 supports traditional and advanced telephony features including caller ID, caller ID
w/name, call forward/transfer and etc.
Table 8: GXP1100/1105 Call Features
Key Call Features
*30 Block Caller ID (for all subsequent calls)
*31 Send Caller ID (for all subsequent calls)
*67 Block Caller ID (per call)
*82 Send Caller ID (per call)
*70 Disable Call Waiting (per Call)
*71 Enable Call Waiting (per Call)
*72 Unconditional Call Forward
- Pick up the handset
- Dial “*72”. A dial tone will be heard
- Enter the forwarding number
- Press # or SEND key
- The call will hang up automatically
*73 Cancel Unconditional Call Forward
- Pick up the handset
- Dial “*73”. A short tone will be heard
- Wait for the call to hang up
*90 Busy Call Forward
- Pick up the handset
- Dial “*90” followed by forwarding number
- Press # or SEND key