Grandstream GXP21xx Series User Manual - Manual (Page 29)

FIRMWARE VERSION 1.0.8.4 GXP2120/GXP2110/GXP2100/GXP14xx USER MANUAL Page 27 of 85
OFF - SRTP is not used
ON - SRTP is used
GETTING FAMILAR WITH THE KEYPAD
The following table describes the buttons used on the GXP2120/GXP2110/GXP2100/GXP14xx keypad.
Table 9: KEYPAD DEFINITIONS
GXP2120/GXP2110/GXP2100 GXP1450 GXP140x Definition
LINE KEYS LINE KEYS LINE 1/LINE 2
Open or switch line;
resume the call on hold.
HOLD HOLD HOLD
Place active call on hold,
or resume the call on hold.
SEND
Send out the number, or
redial.
TRANSFER TRANSFER TRANSFER
Transfer an active call to
another number.
CONF CONF CONF
Establish conference call
with other parties.
MUTE
During an active call,
press to mute or unmute.
HEADSET Headset.
DND
When the phone is in idle,
press to enable/disable
DND feature.
INTERCOM N/A N/A
Paging/Intercom the
configured Intercom User
ID.
NAVIGATION KEYS/MENU
 Press the 4 navigation
keys to move
up/down/left/right;
 Press the round button
in the center for
MENU/ENTER/OK