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VoIP шлюз HT-322 (2-FX0 Port)
VoIP шлюз HT-322 (2-FX0 Port)

VoIP шлюз HT-322 (2-FX0 Port)

VoIP шлюз HT-322 (2-FX0 Port)

Цена: 10 900,00 р.


Аналоговый FXO VoIP шлюз HT-322 имеет встроенный маршрутизатор 1 x 10/100 Eth (WAN), 1 x 10/100 Eth (LAN). Две SIP регистрации. Два FXO порта. Протоколы: ITU-H.323 V4 и IETF SIP V2. Кодоки: G.711 A/μ law, G.729A/B, G.723.1. HT-322 может использоваться в SOHO, небольших офисах и филиалах крупных предприятий.

Технические характеристики:

  • Open Standard VoIP Protocols (ITU H.323 V4 and IETF SIP V2)
  • Single or Multiple Server Registrations
  • Two 10/100 Ethernet circuits connect to the LAN and an additional device
  • Two FXO ports for PSTN terminations
  • Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer
  • Line Echo Cancellation
  • VLAN and QoS support
  • NAT Transversal and Router functions
  • Voice prompts, HTTP Web, Auto Provision support for configuration and updates
  • Highly stable embedded Linux operating system in high performance ARM 9 Processor
Basic Features
  • 2 RJ-11 FXO ports for PSTN lines or PBX's extensions
  • LEDs for Power, Ready, Status, WAN, PC, FXO ports 
  • Call forward from PSTN to VoIP and VoIP to PSTN
  • Dial in mode or dial out mode only
  • Dial Plan
  • Password protection for both PSTN dial in or dial out
  • Retransmit PSTN Caller ID to VoIP terminal

Enhanced Features

  • Dynamic selection of codec
  • Advanced jitter buffer
  • Automatic traversal of NAT and firewall
  • VLAN / Qos
  • Router
  • Echo cancellation for Speakerphone
  • Comfort noise generation (CNG)
  • Voice activity detection (VAD)
  • Auto provisioning (requires auto provisioning server)
  • On line firmware upgrade
  • Multi-language support: English and Chinese

Supported Standards

  • ITU: H.323 V4, H.225, H.235, H.245, H.450
  • RFC 1889 - RTP/RTCP
  • RFC 2327 – SDP
  • RFC 2833 – RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals
  • RFC 2976 – SIP INFO Method
  • RFC 3261 – SIP
  • RFC 3264 – Offer/Answer model with SDP
  • RFC 3515 – SIP REFER Method
  • RFC 3842 – A Message Summary and Message Waiting Indicator
  • RFC 3489 – Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)
  • RFC 3891 – SIP “Replaces” Header
  • RFC 3892 – SIP Referred-By Mechanism
  • draft-ietf-sipping-cc-transfer-04 –  Session Initiation Protocol Call Control - Transfer
  • Codec: G.711 (A/µ law), G.729A/B, G.723.1
  • DTMF: RFC 2833, In-band DTMF, SIP INFO

Physical and Environmental

  • Operating temperature: 10°C to 40°C (50°F to 104°F)
  • Storage temperature: 0°C to 50°C (32°F to 122°F)
  • Weight:   0.68 kg (1.5 lb) (Including AC/DC Adapter)
  • Power: 12 Vdc 500 mA  (AC/DC adapter included)

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