Grandstream Networks, Inc. GXP21xx User Manual Page 2 of 42
Firmware 1.0.1.26 Last Updated: 11/2010
TABLE OF CONTENTS
GXP21XX USER MANUAL
WELCOME .................................................................................................................................................................4
INSTALLATION.........................................................................................................................................................5
EQUIPMENT PACKAGING.............................................................................................................................................5
CONNECTING YOUR PHONE ........................................................................................................................................5
GXP2120/2110 EXTENSION UNIT...............................................................................................................................5
SAFETY COMPLIANCES................................................................................................................................................7
WARRANTY.................................................................................................................................................................7
PRODUCT OVERVIEW............................................................................................................................................8
USING THE GXP21XX SIP ENTERPRISE PHONE ...........................................................................................12
GETTING FAMILIAR WITH THE LCD..........................................................................................................................12
MAKING PHONE CALLS.............................................................................................................................................15
ANSWERING PHONE CALLS.......................................................................................................................................18
PHONE FUNCTIONS DURING A PHONE CALL .............................................................................................................18
CALL FEATURES........................................................................................................................................................21
CUSTOMIZED LCD SCREEN &XML.........................................................................................................................21
CONFIGURATION GUIDE......................................................................................................................................22
CONFIGURATION VIA KEYPAD..................................................................................................................................22
CONFIGURATION VIA WEB BROWSER ......................................................................................................................25
SAVING THE CONFIGURATION CHANGES...................................................................................................................39
REBOOTING THE PHONE REMOTELY..........................................................................................................................39
SOFTWARE UPGRADE & CUSTOMIZATION..................................................................................................40
FIRMWARE UPGRADE THROUGH TFTP/HTTP..........................................................................................................40
CONFIGURATION FILE DOWNLOAD ...........................................................................................................................41
RESTORE FACTORY DEFAULT SETTING.......................................................................................................42
TABLE OF FIGURES
GXP21XX USER MANUAL
Figure 1: Connecting the GXP2120/2110 and the GXP–Extension ...............................................6
Figure 2: Keypad GUI Flow............................................................................................................24
TABLE OF TABLES
GXP2120 USER MANUAL
Table 1: Equipment Packaging.......................................................................................................5
Table 2: GXP Connectors...............................................................................................................5
Table 3: GXP21xx Product Models .................................................................................................8
Table 4: GXP21xx Comparison Guide ............................................................................................8
Table 5: GXP21xx Key Features in a Glance.................................................................................8
Table 6: GXP21xx Hardware Specifications...................................................................................9
Table 7: GXP21xx Technical Specifications...................................................................................9
Table 8: LCD Buttons....................................................................................................................12
