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| Ports & interfaces | |
| Modem (RJ-11) ports | 8 |
| Ethernet LAN (RJ-45) ports | 2 |
| Weight & dimensions | |
| Dimensions (WxDxH) | 120 x 180 x 36 mm |
| Weight | 356 g |
| Operational conditions | |
| Operating relative humidity (H-H) | 10 - 90% |
| Storage temperature (T-T) | -10 - 60 °C |
| Operating temperature (T-T) | 0 - 40 °C |
| Protocols | |
| Supported network protocols | TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP, TELNET, STUN, SIP (RFC3261), SIP TCP/TLS, SRTP, TR-069 |
| Networking | |
| xDSL connection type | ADSL |
| Quality of Service (QoS) support |  |
| Security | |
| Security algorithms | AES, HTTPS, SIPS, SSL/TLS |
| Call management | |
| Conference call | |
| Caller ID | |
| Call waiting | |
| Features | |
| Certification | FCC/CE/RCM |
| LED indicators | LAN, Power, WAN |
| Voice codecs | G.711, G.723.1, G.726, G.729A, G.729B, OPUS, iLBC |
| Fax compatibility | T.38 |
| Reset button | |
| Logistics data | |
| Harmonized System (HS) code | 85177900 |
| EAN | 6947273702412 |
| Warranty | 1 year |
| Source: Icecat.biz | |
The HT818 is a powerful 8-port VoIP gateway with 8 FXS ports and an integrated Gigabit NAT router. Built for users looking for a strong analog-to-VoIP converter, it features Grandstream’s market-leading SIP ATA/gateway technology with millions of units successfully deployed worldwide. This powerful gateway carries exceptional voice quality in various application environments, strong encryption with unique security certificate per unit, automated provisioning for volume deployment and device management, and outstanding network performance for enterprise use.
- Supports 2 SIP profiles and 8 FXS ports
- Strong AES encryption with security certificate per unit
- Automated & secure provisioning options using TR069
- 3-way voice conferencing per port
- Exceptional voice quality with wide-band HD codec
- Supports T.38 Fax for reliable Fax-over-IP
- Supports dual Gigabit network ports
- High performance NAT router
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The above technical details are for reference only and may change without notice. We reserve the right to correct printing errors and use illustrations for guidance. Some text may be auto-generated or machine-translated, which could lead to inaccuracies.