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Grandstream HT802

8 min read

Table of Contents

OVERVIEW #

The HT802 is a 2 port analog telephone adapter (ATA) that allows users to create a high-quality and manageable IP telephony solution for residential and office environments. Its ultra-compact size, voice quality, advanced VoIP functionality, security protection and auto provisioning options enable users to take advantage of VoIP on analog phones and enables service providers to offer high quality IP service. The HT802 is an ideal ATA for individual use and for large scale commercial IP voice deployments.

Precautions: 

  • Do not attempt to open, disassemble, or modify the device.
  • Do not use a third party power adapter.
  • Do not expose this device to temperatures outside range of -10 °C to +60 °C.
  • Do not expose the HT802 to environments outside of the following humidity range: 10-90% RH (non-condensing).
  • Do NOT power cycle the HT802 during system boot up or firmware upgrade. You may corrupt firmware images and cause the unit to malfunction.

 

PACKAGE CONTENTS #

HT802 PORTS #

Port Description
Network port. Used to connect the HT802 to your router or gateway using an Ethernet RJ45 cable.
Micro-USB power socket. Used to power the HT802 (5V – 1A).
FXS port to connect analog phone / fax machine to the phone adapter using an RJ-11 telephone cable.
Factory reset button.
Press for 7 seconds to reset factory default settings.

CONNECTING THE HT802 #

The HT802 is designed for easy configuration and easy installation, to connect your HT802, please follow the steps below:

  1. Insert a standard RJ11 telephone cable into the phone port and connect the other end of the telephone cable to a standard touch-tone analog telephone.
  2. Insert the ethernet cable into the internet or LAN port of the HT802 and connect the other end of the ethernet cable to an uplink port (a router or a modem, etc.)
  3. Insert the power adapter into the HT802 and connect it to a wall outlet.
  4. The Power, Ethernet, and Phone LEDs will be solidly lit when the Phone Adapter is ready for use.

CONFIGURING THE HT802 #

The HT802 can be configured either using the embedded Web GUI using PC’s web browser or using the IVR voice prompt menu.

Obtaining the IP address #

The HT802 is by default configured to obtain the IP address from DHCP server where the unit is located. In order to know which IP address is assigned to your HT802, you should access to the “Interactive Voice Response Menu” of your adapter via the connected phone and check its IP address mode.

Please refer to the steps below to access the interactive voice response menu:

  1. Use a telephone connected to phone 1 or phone 2 ports of your HT802.
  2. Press *** (press the star key three times) to access the IVR menu and wait until you hear “Enter the menu option “.
  3. Press 02 and the current IP address will be announced.

Configure using Web UI #

  1. Connect the computer to the same network as your HT802 and make sure the HT802 is booted up.
  2. You may check your HT802 IP address using the IVR on the connected phone.
  3. Open the Web browser on your computer.
  4. Enter the HT802’s IP address in the address bar of the browser.
  5. Enter the administrator’s password to access the Web Configuration Menu. (By default the admin password is admin)
Note:The computer must be connected to the same sub-network as the HT802. This can be easily done by connecting the computer to the same hub or switch as the HT802.

The HT802 is not pre-configured to support or make emergency calls to any type of hospital, law enforcement agency, medical care unit (“Emergency Service(s)”) or any other kind of Emergency Service. You must make additional arrangements to access Emergency Services. It is your responsibility to purchase SIP-compliant Internet telephone service, properly configure the HT802 to use that service, and periodically test your configuration to confirm that it works as you expect. If you do not do so, it is your responsibility to purchase traditional wireless or landline telephone services to access Emergency Services.

GRANDSTREAM DOES NOT PROVIDE CONNECTIONS TO EMERGENCY SERVICES VIA THE HT802. NEITHER GRANDSTREAM NOR ITS OFFICERS, EMPLOYEES OR AFFILIATES MAY BE HELD LIABLE FOR ANY CLAIM, DAMAGE, OR LOSS. YOU HEREBY WAIVE ANY AND ALL SUCH CLAIMS OR CAUSES OF ACTION ARISING FROM OR RELATING TO YOUR INABILITY TO USE THE HT802 TO CONTACT EMERGENCY SERVICES, AND YOUR FAILURE TO MAKE ADDITIONAL ARRANGEMENTS TO ACCESS EMERGENCY SERVICES IN ACCORDANCE WITH THE IMMEDIATELY PRECEDING PARAGRAPH.

Basic Operations #

Obtaining HT802 IP Address #

The HT802 is by default configured to obtain the IP address from DHCP server where the unit is located. In order to know which IP address is assigned to your HT802, you can access to the Interactive Voice Response Menu”.

Please refer to the steps below:

  1. Use a telephone connected to phone 1 or phone 2 ports of your HT802.
  2. Press *** (press the star key three times) to access the IVR menu and wait until you hear “Enter the menu option “.
  3. Press 02 and the current IP address will be announced.

Accessing the Web UI #

  1. Connect the computer to the same network as your HT802.
  2. Make sure the HT802 is up and running.
  3. You may check your HT802 IP address using the IVR on the connected phone. Please see
    Obtain the HT802 IP address via the connected analogue phone.
  4. Open Web browser on your computer.
  5. Enter HT802’s IP address in the address bar of the browser.
  6. Enter the administrator’s password to access the Web Configuration Menu.

The computer must be connected to the same sub-network as the HT802. This can be easily done by connecting the computer to the same hub or switch as the HT802

Configuring HT802 through Voice Prompts #

HT802 has a built-in voice prompt menu for simple device configuration.

To use IVR:
Pick up the handset and dial “***” to use the IVR menu.

Rebooting HT802 #

Using Web UI #

  1. Access HT802 web interface.
  2. Go to “Basic Settings”, “Advanced Settings”, “FXS Port 1” or “FXS Port2” page.
  3. Press “Reboot” button in the bottom of the page.

Using IVR #

  1. Pick up the handset and dial “***” to use the IVR menu.
  2. Press 99 to access reset/reboot menu.
  3. Press 9 once IVR prompt is played.
  4. “Rebooting” IVR will be played and HT802 will reboot.

Call Operations #

Placing a phone call #

To make an outgoing calls using your HT802.

  1. Pick up the handset of the connected phone.
  2. Dial the number directly and wait for 4 seconds (Default “No Key
    Entry Timeout”); or
  3. Dial the number directly and press (“Use # as dial key” must be configured in web configuration).

Direct IP Calls #

Direct IP calling allows two parties, that is, a FXS port with an analog phone and another VoIP Device, to talk to each other in an ad hoc fashion without a SIP proxy.

To complete a Direct IP Call:

  • Both HT802 and other VoIP Device, have public IP addresses, or
  • Both HT802 and other VoIP Device are on the same LAN using private IP addresses, or
  • Both HT802 and other VoIP Device can be connected through a router using public or private IP addresses (with necessary port forwarding or DMZ).

The HT802 supports two ways to make Direct IP Calling:

Using IVR #

  1. Pick up the analog phone then access the voice menu prompt by dialing ***.
  2. Dial “47” to access the direct IP call menu.
  3. Enter the IP address after the dial tone and voice prompt “Direct IP Calling”.

Using Star Code #

  1. Pick up the analog phone then dial “*47” (No dial tone will be played).
  2. Enter the target IP address.
Notes: 

  • Destination ports can be specified using “*” (encoding for “:”) followed by the port number.
  • IP address convention example: If the target IP address is 192.168.0.160, the dialing convention is 192*168*0*160. 

Call hold #

  • During an active call, press “Flash” button on the analog phone (if the phone has that button) to place the call on hold.
  • Press “Flash” button again to release previously held caller and resume conversation.
Note:If no “Flash” button is available, use “hook flash” (toggle on-off hook quickly).

Call Waiting #

The call waiting tone (3 short beeps) indicates an incoming call, if the call waiting feature is enabled.

  • To toggle between incoming call and current call, you need to press the “Flash” button. The first call is placed on hold.
  • Press the “Flash” button to toggle between the active calls.

Call Transfer #

Blind Transfer #

Assuming that phones A and B are in conversation. The phone A wants to blind transfer phone B to phone C:

  1. On the phone A, press “Flash” button to hear the dial tone.
  2. The phone A dials *87 then dials caller C’s number, and then # (or wait for 4 seconds).
  3. The phone A will hear the dial tone. Then, phone A can hang up.

“Enable Call Feature” must be set to “Yes” in web configuration page.

Attended Transfer #

Assuming that phones A and B are in conversation. The phone A wants to attend transfer phone B to phone C:

  1. On the phone A, press “Flash” button to hear the dial tone.
  2. Phone A dials the phone C’s number followed by # (or wait for 4 seconds).
  3. If phone C answers the call, phones A and C are in conversation. Then A can hang up
    to complete transfer.
  4. If phone C does not answer the call, phone A can press “flash” to resume call with phone B.
Note:When attended transfer fails and A hangs up, the HT80X will ring back user A to remind A that B is still on the call. A can pick up the phone to resume conversation with B.

3-way Conferencing #

The HT802 supports Bellcore style 3-way Conference. To perform the 3-way conference, we assume that the call is established between phone A and B. Phone A (HT802) wants to bring third phone C into conference:

  1. Phone A presses FLASH (on the analog phone, or Hook Flash for old model phones) to get a dial tone.
  2. Phone A dials C’s number then # (or wait for 4 seconds).
  3. If phone C answers the call, then A presses FLASH to bring B, C in the conference.
  4. If phone C does not answer the call, phone A can press FLASH back to talk to phone B.
  5. If phone A presses FLASH during conference, the phone C will be dropped out.
  6. If phone A hangs up, the conference will be terminated for all three parties when configuration “Transfer on Conference Hang up” is set to “No”. If the configuration is set to “Yes”, A will transfer B to C so that B and C can continue the conversation

Call Return #

In order to call back to the latest incoming number.

  1. Pick up the handset of the connected phone (Off-hook).
  2. After hearing the dial tone, input “*69”, and follow by “#” or wait for time out.
  3. Your phone will automatically call back to the latest incoming number.

Star codes (*XX) related features mentioned above are supported by ATA default settings. If your service provider provides different feature codes, please contact them for instructions

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