Detil
Product Overview
The Grandstream 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.
Grandstream HT818 Key Features
- 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
- Use with Grandstream’s UCM series of IP PBXs for Zero Configuration provisioning
Grandstream HT818 Technical Specification
Interfaces
- Telephone Interfaces: Eight (8) RJ11 FXS ports
- Network Interface: Two (2) 10/100/1000Mbps RJ45 ports
- LED Indicators: POWER, LAN, WAN, PHONE1, PHONE2, PHONE3, PHONE4, PHONE5, PHONE6, PHONE7, PHONE8
- Factory Reset Button: Yes
Voice, Fax, Modem
- 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.723.1, G.729A/B, G.726, 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
- Disconnect Methods: Busy Tone, Polarity Reversal/Wink, Loop Current
Signaling
- Network Protocols: TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP,TFTP, SSH, STUN, SIP (RFC3261), SIP over TCP/TLS, SRTP, TR-069
- QoS: Layer 2 (802.1Q VLAN, SIP/RTP 802.1p) and Layer 3 (ToS, Diffserv, MPLS)
- DTMF Method: In-audio, RFC2833 and/or SIP INFO
- Provisioning and Control: HTTP, HTTPS, SSH, TFTP, TR-069 , secure and automated provisioning using AESencryption, syslog
Security
- Media: SRTP
- Control: TLS/SIPS/HTTPS
- Management: Syslog support, SSH, remote management using web browser
Physical
- Universal Power Supply:
- -Input: 100-240VAC, 50-60Hz
- -Output: 12V/1.5A
- Environmental:
- -Operational: 32o – 104oF or 0º – 40ºC
- -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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