The HT818 is a powerful 8-port FXS ATA and an integrated Gigabit NAT router.

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

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 AES
encryption, 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