Grandstream 2 FXS Ports Gigabit NAT Router
The HT812 delivers powerful VoIP technology and routing capabilities to home and office environments, and allows users to successfully connect their analog devices to a manageable and powerful VoIP network. Built using Grandstream’s market-leading SIP ATA/gateway technology, with millions of units successfully deployed worldwide, this powerful ATA features exceptional voice quality in various applications and environments. The HT812 comes with 2 easy-to-use FXS ports, an integrated Gigabit NAT router, state-of-the-art encryption with a unique security certificate per unit, automated provisioning for volume deployment and device management and outstanding network performance.
Supports 2 SIP profiles through 2 FXS ports and dual Gigabit ports Includes a built-in NAT router which can handle routing speeds up to 100MBps TLS and SRTP security encryption technology to protect calls and accounts Automated provisioning options include TR-069 and XML config files Supports 3-way voice conferencing Failover SIP server automatically switches to secondary server if main server loses connection Supports T.38 Fax for creating Fax-over-IP Supports a wide range of caller ID formats Use with Grandstream’s UCM series of IP PBXs for Zero Configuration provisioning
SPECIFICATIONS:
Telephone Interfaces | Two (2) 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 | 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 | 3 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/0.5A | Environmental | Operational: 32º – 123ºF or 0º – 50ºC Storage: 14º – 140ºF or -10º – 60ºC Humidity: 10 – 90% Non-condensing | Dimension and Weight | 28.5 x 130 x 90 mm (H x W x D) Weight: 353.33g | Compliance | FCC/CE/RCM, K.21 |
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