Grandstream Gigabit NAT Router
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
SPECIFICATIONS:
Telephone Interfaces | Eight (8) RJ11 FXS ports; can be expanded by peering with an FXS gateway | Network Interfaces | Two (2) 10/100/1000Mbps RJ45 ports | LED Indicators | POWER, LAN, WAN, PHONE1, PHONE2, PHONE3, PHONE4, PHONE5, PHONE6, PHONE7, PHONE8 | Factory Reset Button | Yes | Telephony Features | Caller ID display or block, call waiting, flash, blind or attended transfer, forward, hold, do not disturb, 3-way conference | Voice Codecs | G.711 with Annex I (PLC) and Annex II (VAD/CNG), G.722, G.723.1, G.729A/B, G.726- 32, iLBC, OPUS, dynamic jitter buffer, advanced line echo cancellation | Fax Over IP | T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Pass-through | Short/Long Haul Ring Load | 2 REN, up to 1km on 24AWG line | Caller ID | Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID | Dial Methods | DTMF, Pulse | Disconnect Methods | Busy Tone, Polarity Reversal/Wink, Loop Current | Network Protocols | TCP/IP/UDP, RTP/RTCP (RFC1889, 1890), HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP, SSH, Telnet, STUN (RFC3489, 5389), SIP (RFC3261), SIP over TCP/TLS, SRTP, SNMP, TR-069, IMS/3GPP, IPoE | QoS | Layer 2 (802.1Q VLAN, SIP/RTP 802.1p) and Layer 3 (ToS, Diffserv, MPLS), Traffic Shaping | DTMF Method | In-audio, RFC2833 and/or SIP INFO | Provisioning and Control | HTTP, HTTPS, SSH, TFTP, TR-069 , secure and automated provisioning using AES encryption, syslog | Media | SRTP | Control | TLS/SIPS/HTTPS, SDP(RFC 2327), Refer (RFC 3515), Offer/Answer (RFC3265) SIP V2.0 (RFC 3261, 3262, 3264), RFC3261 ETC (3GPP TS 24.629, RFC 3515, RFC 3891, RFC 3892) SIP Session Timer (RFC 4028) | Management | Syslog support, SSH, remote management using web browser | Universal Power Supply | Input: 100-240VAC, 50-60Hz Output: 12V/1.5A | Environmental | Operational: 32º – 123ºF or 0º – 50ºC Storage: 14º – 140ºF or -10º – 60ºC Humidity: 10 – 90% Non-condensing | Dimension and Weight | (L)180mm*(W)120mm*(H)36mm 356g | Compliance | FCC/CE/RCM |
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