Grandstream HT814 Analog 4-Port FXS VoIP Gateway with NAT

The Grandstream HT814 Analog 4-Port VoIP Gateway is a high-quality analog telephone adapter (ATA) designed to seamlessly integrate individual analog devices into a digital network. The device features four FXS ports, allowing simultaneous connection and use of up to four analog telephones or fax machines.

One of the noteworthy aspects of the HT814 Gateway is its incorporation of a Network Address Translation (NAT) router. This functionality enables multiple devices within a private network to access the internet using one public IP address, thereby optimizing security and bandwidth usage. The Grandstream HT814 also boasts an auto-sensing 10/100Mbps network port, ensuring high-speed data transfer and compatibility with a broad range of devices. In addition, its advanced telephony features include caller ID display, call waiting, 3-way conference capability, transfer, forward, do not disturb and voicemail functionalities.

To maximize voice quality and provide an exceptional user experience, the HT814 is equipped with high-level voice codecs such as G.711 with Annex I/II, G.723.1, G.729A/B, G.726, iLBC. Furthermore, it supports Fax over IP via T.38 protocol to ensure reliable fax performance. This device incorporates state-of-the-art security protection protocols including TLS and SRTP encryption technology to safeguard calls and accounts against potential threats.

Features of the HT814 Gateway:

• Features 4 FXS ports and dual Gigabit ports, supporting 2 SIP profiles for enhanced connectivity.
• Comes with a built-in NAT router capable of handling routing speeds of up to 100Mbps.
• Employs TLS and SRTP encryption to ensure secure calls and account protection.
• Offers failover SIP server functionality to maintain connection by switching to a secondary server if the primary one fails.
• Provides automated provisioning through TR-069 and XML configuration files for simplified setup.
• Supports 3-way voice conferencing, enhancing collaboration.
• Enables Fax-over-IP with T.38 Fax support for seamless faxing.
• Compatible with a wide range of caller ID formats for greater flexibility.
• Pairs effortlessly with Grandstream’s UCM series IP PBXs, enabling Zero Configuration provisioning.

Telephone Interfaces

• Four RJ11 FXS Ports: Connect up to four analog telephones, ideal for small offices or home setups.
• High-Speed Network Connectivity: Includes two 10/100/1000Mbps RJ45 ports for versatile and fast network integration.

User-Friendly Interface

• LED Indicators: Easily monitor the status of POWER, LAN, WAN, and each of the four phone lines through clear indicators.
• Convenient Factory Reset Button: Simplifies device troubleshooting and configuration resets.

Advanced Voice, Fax, and Modem Features

• Comprehensive Telephony Features: Offers Caller ID, call waiting, various call transfer options, hold, do not disturb, and 3-way conferencing, enhancing communication flexibility.
• Diverse Voice Codecs: Supports G.711, G.723.1, G.729A/B, G.726, iLBC, and OPUS, along with a dynamic jitter buffer and advanced echo cancellation for superior voice quality.

Reliable Fax Over IP

• T.38 Fax Compatibility: Ensures efficient Group 3 Fax Relay up to 14.4kpbs with an automatic switch to G.711 for seamless Fax Pass-through.

Optimized Network Performance and Signaling

• Robust Network Protocol Support: Accommodates protocols such as TCP/IP, UDP, RTP/RTCP, SIP, and more, ensuring flexible network configurations.
• Enhanced QoS Management: Features Layer 2 and Layer 3 QoS for prioritized network traffic, maintaining high-quality communication.

Secure Provisioning and Control

• Flexible DTMF Methods: Supports various DTMF transmission methods for diverse communication needs.
• Secure and Automated Provisioning: Utilizes HTTP, HTTPS, TELNET, TFTP, and TR-069 with AES encryption for secure device setup.

Robust Security and Efficient Management

• Media and Control Security: Incorporates SRTP and TLS/SIPS/HTTPS for secure communication streams.
• Comprehensive Management Tools: Offers syslog support, telnet, and remote management via a web browser for easy administration.

Physical Specifications and Environmental Adaptability

• Universal Power Supply: Supports a wide range of power inputs for global compatibility.
• Compact and Durable Design: Measures 28.5 x 130 x 90 mm, making it suitable for various environments and easy to place.
• Optimal Operating Conditions: Built to function effectively in a range of temperatures and humidity levels, ensuring reliability and longevity.

Datasheet

• Grandstream HT814 Datasheet English