Sku: HT818
Brand: Grandstream
Category: IP Phone Accessories
Availability: In Stock
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Telephone Interfaces: Eight (8) RJ11 FXS ports, Network Interface: Two (2) 10/100/1000Mbps RJ45 ports, Factory Reset Button: Yes, Short/Long Haul Ring Load: 2 REN, up to 1km on 24AWG line, DTMF Method: In-audio, RFC2833 and/or SIP INFO, Media: SRTP, Warranty: 01 Year, HT818.
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Manufacture # Grandstream | Model # HT818
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.
Features:
Overview:
Manufacturer Warranty: 01 Year Limited Warranty
| Interfaces :- | |
| Telephone Interfaces | Eight (8) RJ11 FXS ports; can be expanded by peering with an FXS gateway |
| 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.722, 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, IMS/3GPP |
| 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, 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 |
| Physical :- | |
| Universal Power Supply | Input: 100-240VAC, 50-60Hz Output: 12V/1.5A |
| Environmental | Operational: 32o – 104oF 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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