User's Manual
Grandstream Networks, Inc. GXP21xx User Manual Page 1 of 44
Firmware version: 1.0.1.83 Last Updated: 08/2011
TABLE OF CONTENTS
GXP21XX USER MANUAL
WELCOME .................................................................................................................................................................3
INSTALLATION.........................................................................................................................................................4
EQUIPMENT PACKAGING .............................................................................................................................................4
CONNECTING YOUR PHONE ........................................................................................................................................4
GXP2120/2110 EXTENSION UNIT...............................................................................................................................4
SAFETY COMPLIANCES................................................................................................................................................6
WARRANTY.................................................................................................................................................................6
PRODUCT OVERVIEW............................................................................................................................................7
USING THE GXP21XX SIP ENTERPRISE PHONE ...........................................................................................11
GETTING FAMILIAR WITH THE LCD..........................................................................................................................11
MAKING PHONE CALLS.............................................................................................................................................14
ANSWERING PHONE CALLS .......................................................................................................................................17
PHONE FUNCTIONS DURING A PHONE CALL .............................................................................................................18
CALL FEATURES........................................................................................................................................................20
CUSTOMIZED LCD SCREEN & XML.........................................................................................................................21
CONFIGURATION GUIDE......................................................................................................................................22
CONFIGURATION VIA KEYPAD..................................................................................................................................22
CONFIGURATION VIA WEB BROWSER ......................................................................................................................25
SAVING THE CONFIGURATION CHANGES...................................................................................................................40
REBOOTING THE PHONE REMOTELY .........................................................................................................................40
SOFTWARE UPGRADE & CUSTOMIZATION..................................................................................................41
FIRMWARE UPGRADE THROUGH TFTP/HTTP..........................................................................................................41
CONFIGURATION FILE DOWNLOAD ...........................................................................................................................42
RESTORE FACTORY DEFAULT SETTING.......................................................................................................43
TABLE OF FIGURES
GXP21XX USER MANUAL
Figure 1: Connecting the GXP2120/2110 and the GXP Extension Board...................................... 5
Figure 2: Keypad GUI Flow........................................................................................................... 23
TABLE OF TABLES
GXP21XX USER MANUAL
Table 1: Equipment Packaging ....................................................................................................... 4
Table 2: GXP21xx Connectors ....................................................................................................... 4
Table 3: GXP21xx Product Models................................................................................................. 7
Table 4: GXP21xx Comparison Guide............................................................................................ 7
Table 5: GXP21xx Key Features in a Glance ................................................................................. 8