1. Вовед
The Grandstream HT818 is a powerful 8-port FXS VoIP Gateway designed to convert analog telephone and fax lines into a Voice over IP (VoIP) network. It features an integrated Gigabit NAT router, offering robust connectivity and high-quality voice communication. This device is ideal for users seeking to integrate traditional analog devices into modern IP-based communication systems, providing strong encryption, automated provisioning, and excellent network performance.
2. Информации за безбедност
Please read and follow these safety instructions carefully to prevent damage to the device and ensure user safety:
- Користете го само адаптерот за напојување обезбеден со уредот.
- Не го изложувајте уредот на вода или влага.
- Избегнувајте да го ставате уредот во близина на извори на топлина или на директна сончева светлина.
- Обезбедете соодветна вентилација за да спречите прегревање.
- Не обидувајте се сами да го отворите или поправите уредот. За сите сервиси обратете се на квалификуван персонал.
3. Содржина на пакетот
Потврдете дека вашиот пакет ги содржи следниве ставки:
- Grandstream HT818 8-Port FXS VoIP Gateway Unit
- Универзален адаптер за напојување
- Етернет кабел
- Водич за брза инсталација
4. Физичко преоптоварувањеview
The Grandstream HT818 features a compact design with clearly labeled ports for easy setup. Below is an image of the device, highlighting its key components.

Слика 1: Grandstream HT818 Analog Telephone Adapter. This image shows the device from a slightly angled perspective, revealing its compact white casing and the various ports on the rear panel, including the FXS ports, LAN/WAN Ethernet ports, and power input.
Индикатори на предниот панел:
- Напојување LED: Покажува статус на моќност.
- Интернет LED: Го означува статусот на WAN портата.
- LAN LED LED: Го покажува статусот на LAN портата.
- FXS Port LEDs (1-8): Indicate the status of each analog phone port.
Порти на задниот панел:
- FXS Ports (1-8): RJ11 ports for connecting analog telephones or fax machines.
- WAN пристаниште: RJ45 Ethernet port for connecting to your internet router or modem.
- LAN порта: RJ45 Ethernet port for connecting to a local computer or network switch.
- Влез на енергија: За поврзување на испорачаниот адаптер за напојување.
- Копче за ресетирање: Се користи за враќање на фабричките стандардни поставки.
5. Упатства за поставување
Follow these steps to set up your Grandstream HT818:
- Поврзете напојување: Plug the provided power adapter into the HT818's power input port and then into a power outlet. The Power LED should illuminate.
- Мрежна конекција:
- Connect one end of an Ethernet cable to the HT818's WAN port and the other end to an available LAN port on your internet router or modem. The Internet LED should light up.
- Optionally, connect a computer or network switch to the HT818's LAN port using another Ethernet cable. The LAN LED should light up.
- Поврзување на аналогни уреди: Plug your analog telephones or fax machines into the FXS ports (1-8) on the HT818 using standard RJ11 phone cables. The corresponding FXS port LEDs will illuminate when a device is connected and registered.
- Почетна конфигурација (Web Interface Access):
- За пристап до web configuration interface, you will need the HT818's IP address. You can find this by connecting an analog phone to FXS port 1, dialing ***, then dialing 02. The IP address will be announced.
- Отвори a web browser on a computer connected to the same network as the HT818 (either via the LAN port or your main router).
- Внесете ја IP-адресата на HT818 во лентата за адреси на прелистувачот и притиснете Enter.
- Log in using the default username (admin) and password (admin). You should change the default password for security.
- Configure your SIP account details provided by your VoIP service provider within the web интерфејс.
6. Упатства за работа
Остварување повици:
- Pick up the handset of the analog phone connected to an FXS port. You should hear a dial tone.
- Бирајте го посакуваниот телефонски број.
- Почекајте да се поврзе повикот.
Примање повици:
- When an incoming call arrives, the connected analog phone will ring.
- Подигнете ја слушалката за да одговорите на повикот.
Испраќање факс:
The HT818 supports T.38 Fax over IP, which is crucial for reliable fax transmissions over a VoIP network.
- Ensure your fax machine is connected to an FXS port.
- Verify that T.38 support is enabled and correctly configured in the HT818's web interface, as well as on your VoIP service provider's side.
- Follow your fax machine's instructions for sending and receiving faxes.
7. Одржување
Надградба на фирмвер:
Regularly check for and install firmware updates from the Grandstream website to ensure optimal performance, security, and access to new features. Firmware upgrades are typically performed via the device's web интерфејс.
Backup and Restore Configuration:
It is recommended to regularly back up your device's configuration settings. This allows for quick restoration in case of accidental changes or device replacement. The backup/restore function is available in the web интерфејс.
Ресетирање на фабриката:
A factory reset will revert all settings to their default values. This can be useful for troubleshooting or preparing the device for redeployment. To perform a factory reset, press and hold the reset button on the rear panel for approximately 7-10 seconds until the LEDs flash.
8 Смена на проблеми
If you encounter issues with your HT818, refer to the following common problems and solutions:
- Нема тон на бирање:
- Ensure the power adapter is securely connected and the Power LED is on.
- Check that the Ethernet cable is properly connected to the WAN port and your router, and the Internet LED is active.
- Verify that the analog phone is correctly plugged into an FXS port and its corresponding LED is active.
- Confirm that your SIP account is registered successfully in the web интерфејс.
- Не може да се воспоставуваат или примаат повици:
- Check SIP registration status in the web interface. If not registered, verify SIP server settings, username, and password.
- Ensure your internet connection is active and stable.
- Check firewall settings on your router; SIP ALG should generally be disabled.
- Confirm that the correct dial plan is configured for outgoing calls.
- Fax Transmission Issues:
- Ensure T.38 Fax over IP is enabled in the HT818's web configuration and supported by your VoIP service provider.
- Try reducing the fax machine's transmission speed.
- Check for any network congestion or packet loss that might affect fax quality.
- Проблеми со мрежната поврзаност:
- Проверете дали сите Ethernet кабли се безбедно поврзани.
- Check the status of the LAN and WAN LEDs.
- Restart the HT818, your router, and your modem.
9. Спецификации
Below are the technical specifications for the Grandstream HT818:
| Карактеристика | Опис |
|---|---|
| Бренд | Грандстрим |
| Број на модел | HT818 |
| Тежина на ставката | 1.45 фунти (0.66 кг) |
| Димензии на производот | 7.1 x 4.7 x 1.4 инчи (18.03 x 11.94 x 3.56 см) |
| Хардверски интерфејс | Етернет |
| Компатибилни уреди | Analog Telephone, Fax Machine |
| Протокол за врска со податоци | Гигабитен етернет |
| Стапка на пренос на податоци | 1000 мегабити во секунда |
| Производител | Grandstream Networks, Inc |
| UPC | 694727370241 |
| Прво достапно | 25 април 2018 година |
10. Гаранција и поддршка
Grandstream products are typically covered by a limited warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Grandstream website. For technical support, firmware updates, and additional resources, please visit the Grandstream support portal or contact your reseller.





