Ht818 Technical Specifications; Table 2: Ht818 Technical Specifications - Grandstream Networks HT818 User Manual

HT818 Technical Specifications

The following table resumes all the technical specifications including the protocols/standards supported,
voice codecs, telephony features, languages and upgrade/provisioning settings for the HT818.
Interfaces
Telephone Interfaces
Network Interface
LED Indicators
Factory Reset Button
Voice, Fax, Modem
Telephony Features
Voice Codecs
Fax over IP
Short/Long Haul Ring
Load
Caller ID
Disconnect Methods
Signaling
Network Protocols
QoS

Table 2: HT818 Technical Specifications

Eight (8) RJ11 FXS ports
Two (2) 10/100/1000 Mbps Ethernet port (RJ45).
POWER, LAN, WAN, PHONE1, PHONE2, PHONE3, PHONE4, PHONE 5,
PHONE 6, PHONE 7 and PHONE 8.
Yes.
Caller ID display or block, call waiting, flash, blind or attended transfer,
forward, hold, do not disturb, 3-way conference.
G.711 with Annex I (PLC) and Annex II (VAD/CNG), G.723.1, G.729A/B,
G.726, G722, iLBC, OPUS, dynamic jitter buffer, advanced line echo
cancellation.
T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711
for Fax Pass-through.
2 REN, up to 1km on 24AWG line
Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID.
Busy Tone, Polarity Reversal/Wink, Loop Current.
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.
Layer 2 (802.1Q VLAN, SIP/RTP 802.1p) and Layer 3 (ToS, Diffserv, MPLS).
HT818 User Guide
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