1. Giriş
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. Güvenlik Bilgileri
Please read and follow these safety instructions carefully to prevent damage to the device and ensure user safety:
- Yalnızca cihazla birlikte verilen güç adaptörünü kullanın.
- Cihazı suya veya neme maruz bırakmayın.
- Cihazı ısı kaynaklarının yakınına veya doğrudan güneş ışığına maruz bırakmaktan kaçının.
- Aşırı ısınmayı önlemek için yeterli havalandırmayı sağlayın.
- Cihazı kendiniz açmaya veya onarmaya çalışmayın. Tüm servis işlemlerini yetkili personele yaptırın.
3. Paket İçeriği
Paketinizin aşağıdaki öğeleri içerdiğini doğrulayın:
- Grandstream HT818 8-Port FXS VoIP Gateway Unit
- Evrensel Güç Adaptörü
- Ethernet kablosu
- Hızlı Kurulum Kılavuzu
4. Fiziksel Aşırıview
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.

Şekil 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.
Ön Panel Göstergeleri:
- Güç LED'i: Güç durumunu gösterir.
- İnternet LED'i: Indicates WAN port status.
- LAN LED'i: LAN portunun durumunu gösterir.
- FXS Port LEDs (1-8): Indicate the status of each analog phone port.
Arka Panel Bağlantı Noktaları:
- FXS Ports (1-8): RJ11 ports for connecting analog telephones or fax machines.
- WAN Bağlantı Noktası: RJ45 Ethernet port for connecting to your internet router or modem.
- LAN Bağlantı Noktası: RJ45 Ethernet port for connecting to a local computer or network switch.
- Güç Girişi: Birlikte verilen güç adaptörünü bağlamak için.
- Sıfırlama Düğmesi: Fabrika ayarlarına geri dönmek için kullanılır.
5. Kurulum Talimatları
Grandstream HT818'ünüzü kurmak için şu adımları izleyin:
- Gücü bağlayın: Plug the provided power adapter into the HT818's power input port and then into a power outlet. The Power LED should illuminate.
- Ağ bağlantısı:
- Connect one end of an Ethernet cable to the HT818's Geniş Alan Ağı 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 Yerel Ağ port using another Ethernet cable. The LAN LED should light up.
- Connect Analog Devices: 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.
- Başlangıç Yapılandırması (Web Interface Access):
- Erişim için 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.
- Bir tane aç web browser on a computer connected to the same network as the HT818 (either via the LAN port or your main router).
- Enter the HT818's IP address into the browser's address bar and press 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 arayüz.
6. Kullanım Talimatları
Arama Yapma:
- Pick up the handset of the analog phone connected to an FXS port. You should hear a dial tone.
- İstediğiniz telefon numarasını çevirin.
- Aramanın bağlanmasını bekleyin.
Çağrı Alma:
- When an incoming call arrives, the connected analog phone will ring.
- Aramayı cevaplamak için ahizeyi kaldırın.
Faks:
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. Bakım
Bellenim Yükseltmesi:
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 arayüz.
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 arayüz.
Fabrika ayarları:
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. Sorun Giderme
HT818 cihazınızla ilgili sorunlarla karşılaşırsanız, aşağıdaki yaygın sorunlar ve çözümlerine göz atın:
- Çevir Sesi Yok:
- 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 arayüz.
- Cannot Make or Receive Calls:
- SIP kayıt durumunu kontrol edin. web interface. If not registered, verify SIP server settings, username, and password.
- İnternet bağlantınızın aktif ve istikrarlı olduğundan emin olun.
- Check firewall settings on your router; SIP ALG should generally be disabled.
- Confirm that the correct dial plan is configured for outgoing calls.
- Faks İletiminde Yaşanan Sorunlar:
- 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.
- Ağ Bağlantı Sorunları:
- Verify all Ethernet cables are securely connected.
- Check the status of the LAN and WAN LEDs.
- Restart the HT818, your router, and your modem.
9. Özellikler
Below are the technical specifications for the Grandstream HT818:
| Özellik | Tanım |
|---|---|
| Marka | Büyük akım |
| Model Numarası | HT818 |
| Ürün Ağırlığı | 1.45 pound (0.66 kg) |
| Ürün Boyutları | 7.1 x 4.7 x 1.4 inç (18.03 x 11.94 x 3.56 cm) |
| Donanım Arayüzü | Ethernet |
| Uyumlu Cihazlar | Analog Telephone, Fax Machine |
| Veri Bağlantı Protokolü | Gigabit Ethernet |
| Veri Aktarım Hızı | Saniyede 1000 Megabit |
| Üretici | Grandstream Networks, Inc |
| UPC | 694727370241 |
| İlk Mevcut | 25 Nisan 2018 |
10. Garanti ve Destek
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.





