Grandstream HT818

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Grandstream HT818

SKU: gra-ht818-ob

Availability: In stock

Built for users looking for a strong analog-to-VoIP converter, the HT818 is a powerful 8-port VoIP gateway with 8 FXS ports and an integrated Gigabit NAT router.

DESCRIPTION

Manufacturer: Grandstream


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.



Grandstream HT818 Core 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
TECHNICAL INFO
SPECIFICATIONS
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
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
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 & Control
  • HTTP
  • HTTPS
  • SSH
  • TFTP
  • TR-069
  • Secure and automated provisioning using AES encryption
  • Syslog
Media SRTP
Control TLS/SIPS/HTTPS
Management Syslog support, SSH, remote management using web browser
Universal Power Supply
  • Operational: 32°F - 104°F or 0°C - 40°C
  • Storage: 14°F - 140°F or -10°C - 60°C
  • Humidity: 10% - 90% Non-Condensing