Grandstream Networks HT-286 user manual Product Overview

Product Overview

HT-286 supports one FXS port for Internet data, voice, and fax.

KEY FEATURES

	Ethernet	DHCP	FXS	PSTN	Voice Mail		Voice Codec	Remote
				Pass –
	Ports		Port			Indicator		Configuration
				through
							iLBC, G.723,
	1 RJ45 (LAN)	Client	1	No		Yes	G.711, G.729,	TFTP/HTTP
							G.726, T.38
TABLE 2: HT–286 TECHNICAL SPECIFICATIONS
Lines/SIP Accounts		1 lines / 1 SIP accounts
Protocol Support		SIP 2.0 (RFC 3261), TCP/UDP/IP, RTP/RTCP, HTTP, ARP/RARP, ICMP,
		DNS, DHCP, NTP, TFTP, PPPoE protocols
Feature Keys		1 button
LAN Interface		RJ-45 10 Mbps
Device Management		Web interface or via secure (AES encrypted) central configuration file for mass
		deployment
		Support device configuration via built-in IVR, Web browser or central
		configuration file through TFTP or HTTP
		Support Layer 2 (802.1Q, VLAN, 802.1p) and Layer 3 QoS (ToS, DiffServ,
		MPLS)
		Auto/manual provisioning system
		NAT-friendly remote software upgrade (via TFTP/HTTP) for deployed devices
		including behind firewall/NAT
		Syslog support (on Rev 2.0)
DHCP Server/Client		Yes, Client
Audio Features		Advanced Digital Signal Processing (DSP)
		Dynamic negotiation of codec and voice payload length
		Support for G.723,1 (5.3K/6.3K), G.729A, G.711 µ/A, G.726, and iLBC codecs
		In-band and out-of-band DTMF (in audio, RFC2833, SIP INFO)
		Silence Suppression, VAD (voice activity detection), CNG (comfort noise
		generation), ANG (automatic gain control), Line Echo Cancellation( G.168)
		Adaptive jitter buffer control
		Packet delay & loss concealment
		Support volume amplification
		Support configurable Call Progress Tones
Call Handling		Caller ID display or block, Call waiting caller ID, Call waiting/Flash, Call
Features		transfer, hold, forward, mute, 3-way conferencing(on Rev 2.0)
Network and		Manual or dynamic host configuration protocol (DHCP) network setup; RTP
Grandstream Networks, Inc.				HT–286 User Manual				Page 7 of 28
				Firmware 1.1.0.31				Last Updated: 1/2009