1. Ifihan
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. Alaye Aabo
Please read and follow these safety instructions carefully to prevent damage to the device and ensure user safety:
- Lo oluyipada agbara nikan ti a pese pẹlu ẹrọ naa.
- Ma ṣe fi ẹrọ naa han si omi tabi ọrinrin.
- Yago fun gbigbe ẹrọ naa si nitosi awọn orisun ooru tabi ni imọlẹ orun taara.
- Rii daju pe fentilesonu to dara lati ṣe idiwọ igbona.
- Ma ṣe gbiyanju lati ṣii tabi tun ẹrọ naa funrararẹ. Tọkasi gbogbo iṣẹ si oṣiṣẹ oṣiṣẹ.
3. Package Awọn akoonu
Jẹrisi pe package rẹ ni awọn nkan wọnyi ninu:
- Grandstream HT818 8-Port FXS VoIP Gateway Unit
- Universal Power Adapter
- àjọlò Cable
- Awọn ọna fifi sori Itọsọna
4. Ti ara Loriview
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.

Nọmba 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.
Awọn Atọka Igbimọ Iwaju:
- LED agbara: Ṣe afihan ipo agbara.
- LED Ayelujara: Indicates WAN port status.
- LED LAN: Tọkasi LAN ibudo ipo.
- FXS Port LEDs (1-8): Indicate the status of each analog phone port.
Awọn Ibudo Panel Tẹhin:
- FXS Ports (1-8): RJ11 ports for connecting analog telephones or fax machines.
- Ibudo WAN: RJ45 Ethernet port for connecting to your internet router or modem.
- Ibudo LAN: RJ45 Ethernet port for connecting to a local computer or network switch.
- Iṣagbewọle agbara: Fún síso ohun tí a fi ń ṣe agbára pọ̀.
- Bọtini atunto: Lo lati mu pada factory aiyipada eto.
5. Awọn ilana iṣeto
Follow these steps to set up your Grandstream HT818:
- So agbara: Plug the provided power adapter into the HT818's power input port and then into a power outlet. The Power LED should illuminate.
- Isopọ nẹtiwọki:
- 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.
- 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.
- Iṣeto akọkọ (Web Interface Access):
- Lati wọle si awọn 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.
- Ṣii a 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 ni wiwo.
6. Awọn ilana Iṣiṣẹ
Ṣiṣe awọn ipe:
- Pick up the handset of the analog phone connected to an FXS port. You should hear a dial tone.
- Tẹ nọmba foonu ti o fẹ.
- Duro fun ipe lati sopọ.
Gbigba Awọn ipe:
- When an incoming call arrives, the connected analog phone will ring.
- Gbe foonu soke lati dahun ipe naa.
Faxing:
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. Itọju
Igbesoke famuwia:
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 ni wiwo.
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 ni wiwo.
Idapada si Bose wa tele:
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. Laasigbotitusita
Tí o bá ní ìṣòro pẹ̀lú HT818 rẹ, wo àwọn ìṣòro àti ìdáhùn tó wọ́pọ̀ wọ̀nyí:
- Ko si Ohun orin ipe:
- 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 ni wiwo.
- Cannot Make or Receive Calls:
- 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.
- Awọn iṣoro Asopọmọra Nẹtiwọọki:
- 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. Awọn pato
Below are the technical specifications for the Grandstream HT818:
| Ẹya ara ẹrọ | Apejuwe |
|---|---|
| Brand | Grandstream |
| Nọmba awoṣe | HT818 |
| Iwọn Nkan | 1.45 poun (0.66 kg) |
| Ọja Mefa | 7.1 x 4.7 x 1.4 inches (18.03 x 11.94 x 3.56 cm) |
| Ni wiwo Hardware | Àjọlò |
| Awọn ẹrọ ibaramu | Analog Telephone, Fax Machine |
| Data Link Ilana | Gigabit àjọlò |
| Data Gbigbe Oṣuwọn | 1000 Megabits fun keji |
| Olupese | Grandstream Networks, Inc |
| UPC | 694727370241 |
| Ni akọkọ Wa | Oṣu Kẹrin Ọjọ 25, Ọdun 2018 |
10. Atilẹyin ọja ati Support
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.





