User's Manual

Grandstream Networks, Inc. GXP2124 User Manual_1.0.0.01 Page 17 of 38
ANSWERING PHONE CALLS
Receiving Calls
1. Incoming single call: Phone rings with selected ring-tone. The corresponding account LINE
flashes red. Answer call by taking Handset/SPEAKER/Headset off hook or pressing SPEAKER or
by pressing the corresponding account LINE button.
2. Incoming multiple calls: When another call comes in while having an active call, the phone will
produce a Call Waiting tone (stutter tone). Next available lines will flash red (as described in section
4.3.2). Answer the incoming call by pressing its corresponding LINE button. The current active call
will be put on hold.
3. Paging/Intercom Enabled: Phone beeps once and automatically establishes the call via SPEAKER.
(PBX (or Server) must also supports this feature)
Do Not Disturb
1. Press the “DND” button if you do not want to take a call. This will send the caller directly to voicemail.
2. Press the “DND” button to set phone to ‘do not disturb’ (icon will be on the screen). The phone will
not ring and send caller directly to voicemail. (see note above)
PHONE FUNCTIONS DURING A PHONE CALL
Call Waiting/ Call Hold
1. Hold: Place a call on ‘hold’ by pressing the “HOLD” button.
2. Resume: Resume call by pressing the corresponding blinking LINE.
3. Multiple Calls
: Automatically place ACTIVE call on ‘HOLD’ by selecting another available LINE to
place or receive another call. Call Waiting tone (stutter tone) audible when line is in use.
Mute/Delete
1. Press the MUTE button to enable/disable muting the microphone.
2. The “Line Status Indicator” will show “LINEx: SPEAKING” or “LINEx: MUTE” to indicate whether the
microphone is muted.
Call Transfer
GXP2124 supports both Blind and Attended (or supervised) transfer:
1. Blind Transfer: Press “TRANSFER” button, then dial the number and press the “SEND” button to
complete transfer of active call.
2. Attended (or Supervised) Transfer: Press “LINEx” button to make a call and automatically place
the ACTIVE LINE on HOLD. Once the call is established, press “TRANSFER (or TRNF)” key then
the LINE button of the waiting line to transfer the call. Hang up the phone call after “Transfer
Successful” is displayed in the screen.
NOTE: To transfer calls across SIP domains, SIP service providers must support transfer across SIP
domains. Blind transfer will usually use the primary account SIP profile.