Grandstream Networks, Inc. HT503 User Manual Page 9 of 38
Firmware 1.0.4.2 Last Updated: 06/2011
BASIC OPERATIONS Understanding HT503 Voice Prompt
HT503 has a built-in voice prompt menu for simple device configuration. The voice prompt menu is
designed for the FXS port only. To enter the voice prompt menu, press *** from the analog phone
connected to the FXS port.
TABLE 5: HT503 IVR MENU DEFINITIONS
Menu Voice Prompt Options
Main Menu “Enter a Menu Option” Press “*” for the next menu option
Press “#” to return to the main menu
Enter 01-05, 07,10,12-17,47 or 99 menu options
01 “DHCP Mode”,
“Static IP Mode”
Press “9” to toggle the selection
If using “Static IP Mode”, configure the IP address information using
menus 02 to 05.
If using “Dynamic IP Mode”, all IP address information comes from
the DHCP server automatically after reboot.
02 “IP Address “ + IP address The current WAN IP address is announced
If using “Static IP Mode”, enter 12 digit new IP address. You need
to reset the HT to take affect the new IP address.
03 “Subnet “ + IP address Same as menu 02
04 “Gateway “ + IP address Same as menu 02
05 “DNS Server “ + IP address Same as menu 02
07 Preferred Vocoder Press “9” to move to the next selection in the list:
• PCM U / PCM A
• iLBC
• G.726
• G.723
• G.729
10 MAC Address Announces the MAC address.
12 WAN Port Web Access Press “9” to toggle between enable / disable
13 Firmware Server IP Address Announces current Firmware Server IP address. Enter 12 digit new
IP address.
14 Configuration Server IP
Address Announces current Config Server Path IP address. Enter 12 digit
new IP address.
15 Upgrade Protocol Upgrade protocol for firmware and configuration update. Press “9”
to toggle between TFTP / HTTP / HTTPS
16 Firmware Version Firmware version information.
17 Firmware Upgrade Firmware upgrade mode. Press “9” to toggle among the following
three options:
- always check
- check when pre/suffix changes
- never upgrade
47 “Direct IP Calling” Enter the IP address to make a direct IP call, after dial tone. (See
“Make a Direct IP Call”.)
86 Voice Mail Number of voice mails
99 “RESET” Press “9” to reboot the device; or
Enter encoded MAC address to restore factory default setting (See