Grandstream HandyTone 502 with sipXecs

The Grandstream downloads page offers links to the respective user manuals for the different models.

Note: By default the HandyTone terminal adaptors are configured to receive firmware upgrades from Grandstream's HTTP server at This means that when you first plug in your new HandyTone TA and there is connectivity to the Internet, it will upgrade its firmware if a newer version is available. Do not disconnect power until completed.

Grandstream HT502 Handytone 502 Configuration

  1. Plug an analog telephone into the PHONE1 port
  2. Plug the Ethernet cable into the WAN port of the Grandstream HT502 in order to connect it to a router or an Internet connection.
  3. Connect the power cord to the Grandstream HT502
  4. Connect an Ethernet cable from a PC to the LAN port of the HT502
  5. Verify that the PC obtains a valid IP address from the Grandstream HT502
    • Make sure that the PC's Ethernet adapter is set to "Obtain an IP address automatically".
      Because HT502 provides a DHCP server and enable DHCP in the default setting, the PC can
      obtain an IP address from the HT502.
    • Run "ipconfig /renew" in the DOS command mode on the PC. By this command, the PC will obtain an IP address.
      If the PC obtains an IP address, exp. and the default gateway is,
      Then, the PC can access the Grandstream HT502 by
      (WAN sited HTTP accesss is disabled by default, initial access is always from the LAN port)
    • Enter default password of: "admin". Under Advanded Settings, set Firmware Upgrade Type to: TFTP, Firmware Server Path: server/gs and Config Server Path: set to 'yourSIPserver'. Update/Reboot.

From the sipX ConfigServer administration portal:

  1. First add a New User for every FXS line supported by the HandyTone terminal adaptor
  2. Add a New Phone and select the Grandstream HandyTone terminal adaptor from the drop-down menu.
    Note: Version 4.2.1 doesn't have a Handytone 502 template so select model 486.
  3. Enter the proper MAC address.
  4. Assign a line to the terminal adaptor by selecting the appropriate user.
  5. Enter correct Time Zone under Phone, Apply.
  6. Under Network, check WAN Side HTTP Access and Reply to ICMP on WAN port. Layer 2 VLAN is set to 20 and Layer 2 QoS is set to 6 and 802.1p priority value set to: 0. Apply.
  7. Under Upgrade, set Firmware Upgrade Type to: TFTP Upgrade, Firmware Server Path: server/gs and Config Server Path: set to SIPserver. Check Automatic TFTP/HTTP Upgrade, Apply.
  8. Generate profiles (configuration files for the terminal adaptor) and reboot the adapter. Default parameters should result in a working setup. From within ConfigServer you can change parameters later and re-generate the profile.
  9. The terminal adaptor should now pick up the profile generated by ConfigServer and register with sipX.

Note: Automated restart of the terminal adaptor from ConfigServer will not work yet even once the terminal adaptor registered successfully.


Factory Reset

If you screw up and need to reset back to default factory settings (with reset button)

  1. Unplug the Ethernet cable.
  2. Locate the needle-sized hole on the back panel of the gateway, next to the power.
  3. Insert a pin in this hole, and press for about 7 seconds.
  4. Take the pin out. All unit settings are restored to factory settings.