User manual
FIRMWARE VERSION 1.0.14.1 HT503 USER MANUAL Page 2 of 64
ROUTE CALLS TO PSTN ................................................................................................................... 25
FORWARD CALLS TO PSTN .............................................................................................................. 25
FORWARD CALLS TO VOIP ............................................................................................................... 25
ONE STAGE DIALING ......................................................................................................................... 26
FAX SUPPORT .................................................................................................................................... 26
CALL FEATURES .................................................................................... 27
CONFIGURATION GUIDE ........................................................................ 29
CONFIGURING HT503 THROUGH VOICE PROMPT ....................................................................... 29
CONFIGURING HT503 WITH WEB BROWSER ................................................................................ 29
ACCESS THE WEB CONFIGURATION MENU ........................................................................... 30
DEFINITIONS ...................................................................................................................................... 31
SAVING THE CONFIGURATION CHANGES...................................................................................... 57
REBOOTING FROM REMOTE ........................................................................................................... 57
CONFIGURATION THROUGH A CENTRAL SERVER ....................................................................... 57
SOFTWARE UPGRADE ........................................................................... 59
FIRMWARE UPGRADE THROUGH TFTP/HTTP/HTTPS .................................................................. 59
INSTRUCTIONS FOR LOCAL FIRMWARE UPGRADE ..................................................................... 60
CONFIGURATION FILE DOWNLOAD ................................................................................................ 60
FIRMWARE AND CONFIGURATION FILE PREFIX AND POSTFIX .................................................. 61
MANAGING FIRMWARE AND CONFIGURATION FILE DOWNLOAD .............................................. 61
RESTORE FACTORY DEFAULT SETTING ............................................. 63
FACTORY RESET ............................................................................................................................... 63
RESET BUTTON ................................................................................................................................. 63
IVR COMMAND ................................................................................................................................... 63










