Описание

The HT502 is SIP 2.0 standard compliant and features 2 FXS ports, dual 10M/100Mbps Ethernet ports with integrated high performance NAT router, port status and message waiting LED, and a base stand for vertical positioning. It supports Universal Plug-in-Play (UPnP), up to 2 SIP account profiles, and traditional and advanced telephony features.

The HT502 provides an enhanced level of security and provides automated provisioning using symmetric and asymmetric voice codec/RTP in any call sessions, and supports a broad range of popular voice codecs.

Features & Benefits

- Universal Plug-in-Play (UPnP)
- 2 FXS ports (RJ11) w/up to 2 SIP account profiles 
- Dual10/100 Mpbs ports (RJ45) w/integrated router 
- Advanced features: 
- caller ID, call waiting, 3-way conference, blind or attended transfer
- call forward, do not disturb, voicemail, MLS voice prompts
- T.38 fax, flexible dial plan, direct IP calling
- Supports Voice Codecs: 
- G.711(a/u-law), G.723.1, G.729A/B, G.729E 
- G.726-40/32/24/16 and iLBC
- T.38 Fax 
- HTTP/HTTPS(pending)/Telnet/TFTP Provisioning 
- SIP over TCP/TLS
- IP connectivity for any phone and fax 
- Web management for easy configuration and installation 
- Offers traditional and advanced telephony features 
- Portable and compact for use at home or on the road

 

Feature Specifications

Ethernet Ports 2 RJ45 (LAN/WAN) NAT / Router Yes DHCP Client/Server FXS Port 2 FXO Port No PSTN Pass-through Port No Voice Mail Indicator Yes Voice Codec G.711(a/?law), iLBC, G.723, G.729A/B/E, G.726, T.38(fax) Remote Configuration TFTP/HTTP
Technical Specifications

Telephone Interfaces 2 FXS ports, 2 SIP accounts Network Interfaces Two (2) 10M/100 Mbps, RJ-45 LED Indicators Power, WAN, LAN, PHONE1 and PHONE2 Reset Button Factory reset button Voice over Packet Capabilities Voice Activity Detection (VAD) with CNG (comfort noise generation) and PLC (packet loss concealment), Dynamic Jitter Buffer, Modem detection & auto-switch to G.711, Packetized Voice Protocol Unit (supports RTP/RTCP and AAL2 protocol), G.168 compliant Echo Cancellation, LEC (line echo cancellation) with NLP Voice Compression G.711 + Annex I (PLC), Annex II (VAD/CNG format) encoder and decoder, G.723.1A, G.726(ADPCM), G.729A/B/E, iLBC G.726 provides proprietary VAD, CNG, and signal power estimation Voice Play Out unit (reordering, fixed and adaptive jitter buffer, clock synchronization), AGC (automatic gain control), Status output, Decoder controlling via voice packet header Fax over IP T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Pass-through (pending), Fax Datapump V.17, V.19, V.27ter, V.29 for T.38 fax relay DHCP Server / Client Yes, can operate in NAT Router or Switched Mode QoS Diffserve, TOS, 802.1 P/Q VLAN tagging IP Transport RTP/RTCP IP Signalling SIP (RFC 3261) DTMF Method Flexible DTMF transmission method, user interface of In-audio, RFC2833, and/or SIP Info Provisioning TFTP, HTTP, HTTPS (pending) Management Syslog support, HTTPS and telnet (pending), remote management using Web browser, Auto/manual provisioning system Support Layer 2 (802.1Q, VLAN, 802.1p), Layer 3 QoS (Tos, DiffSery, MPLS) Power Output: 12VDC, 0.5A;       Input: 100–240 VAC, 50-60 Hz Environmental Operational: 32°–104°F or 0°–40°C   
Storage: 10°–130°F
Humidity: 10–90% Non-condensing Dimensions ( H x W x D) 25mm x 115mm x 75mm (when laying flat); 
115mm x 25mm x 75mm (standing up) Short and long haul REN3: Up to150 ft on  24 AWG line Caller ID Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID Polarity Reversal / Wink Yes EMC EN55022/EN55024 and FCC part15 Class B Safety UL

Voice Compression	G.711 + Annex I (PLC), Annex II (VAD/CNG format) encoder and decoder, G.723.1A, G.726(ADPCM), G.729A/B/E, iLBC G.726 provides proprietary VAD, CNG, and signal power estimation Voice Play Out unit (reordering, fixed and adaptive jitter buffer, clock synchronization), AGC (automatic gain control), Status output, Decoder controlling via voice packet header
IP Transport	RTP/RTCP
Provisioning	TFTP, HTTP, HTTPS (pending)