User guide

Grandstream Networks, Inc. HT-502 User Manual Page 2 of 31
Firmware Version 1.0.1.21 Last Updated: 12/2008
TABLE OF CONTENTS
HT502 User Manual
WELCOME....................................................................................................................................................4
SAFETY COMPLIANCES................................................................................................................................. 4
WARRANTY.................................................................................................................................................. 4
CONNECT YOUR HT502 .............................................................................................................................5
EQUIPMENT PACKAGING...............................................................................................................................5
CONNECTING THE HT502............................................................................................................................. 5
PRODUCT OVERVIEW................................................................................................................................7
SOFTWARE FEATURES OVERVIEW ................................................................................................................ 7
HARDWARE SPECIFICATION.......................................................................................................................... 8
BASIC OPERATIONS .................................................................................................................................. 9
UNDERSTANDING HT502 VOICE PROMPT ..................................................................................................... 9
PLACING A PHONE CALL............................................................................................................................. 10
Phone or Extension Numbers................................................................................................. 10
Direct IP Calls ....................................................................................................................... 10
CALL HOLD................................................................................................................................................ 11
CALL WAITING ........................................................................................................................................... 11
CALL TRANSFER ........................................................................................................................................ 11
3-WAY CONFERENCING .............................................................................................................................12
FAX SUPPORT ...........................................................................................................................................12
CALL FEATURES ......................................................................................................................................13
CONFIGURATION GUIDE .........................................................................................................................14
CONFIGURING THE HT502 THROUGH VOICE PROMPTS ................................................................................ 14
CONFIGURING THE HT502 VIA WEB BROWSER ...........................................................................................15
Access the Web Configuration Menu ..................................................................................... 15
IMPORTANT SETTINGS................................................................................................................................16
NAT Settings........................................................................................................................... 16
DTMF Methods ...................................................................................................................... 16
Preferred VOCODER (Codec)............................................................................................... 16
ADVANCED USER CONFIGURATION ............................................................................................................. 19
SAVING THE CONFIGURATION CHANGES .....................................................................................................27
REBOOTING THE HT502 FROM REMOTE......................................................................................................27
CONFIGURATION THROUGH A CENTRAL SERVER..........................................................................................27
SOFTWARE UPGRADE.............................................................................................................................29
FIRMWARE UPGRADE THROUGH TFTP/HTTP/HTTPS ................................................................................29
CONFIGURATION FILE DOWNLOAD ..............................................................................................................30
FIRMWARE AND CONFIGURATION FILE PREFIX AND POSTFIX ........................................................................ 30
MANAGING FIRMWARE AND CONFIGURATION FILE DOWNLOAD ..................................................................... 30
RESTORE FACTORY DEFAULT SETTING..............................................................................................31
T
ABLE OF FIGURES
HT502 U
SER MANUAL
F
IGURE 1: CONNECTING THE HT502 ...............................................................................................................................5
FIGURE 2: HT502 CONNECTION DIAGRAM......................................................................................................................6