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NAT Transversal PPTP VPN VoIP FXS Gateway Protocol SIP & H.323
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NAT Transversal PPTP VPN VoIP FXS Gateway Protocol SIP & H.323

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NAT Transversal PPTP VPN VoIP FXS Gateway Protocol SIP & H.323

Quick detail:

 

  • Brand name: DBL
  • Model Number:HT-842R
  • type: VoIP FXS Gateway
  • Ports: 4
  • Color: black
  • Protocol: SIP & H.323
  • Support: P2P calls, VPN. NAT Transversal
     

 

Description:

The 4-line FXS gateway is designed as a compact ,high performance and cost-efficient VoIP Analog Termianl Adapter. The HT-842R is a full featured FXS Gateway and is designed for easy installation and configuration.It comes with one Ethernet port for network access to a VoIP Server and Four RJ-11 jack to interface with a traditional telephone or fax machine. Connecting a telephone line port (FXO) of a traditional PBX to a VoIP ATA enables the PBX to take full advantages of VoIP services. Its high performance offers toll quality voice,flexible networking feature-rich call functions.It is an ideal solution for SME, SOHO, and individual who would like to lower or eliminate their local and long distance call charges.

 

Key Features

 

Standard SIP VoIP Protocols (ITU H.323 V4 and IETF SIP V2)

Codec: G.711 (A/µ law), G.729A/B, G.723.1

Point-to-point protocol over Ethernet (PPPoE);

Hypertext Transfer Protocol (HTTP);

Dynamic Host Configuration Protocol (DHCP);

Domain Name System (DNS);

DTMF: RFC 2833, In-band DTMF, SIP INFO

Dynamic selection of codec

Flexible jitter buffer

Automatic traversal of NAT and firewall

VLAN / QoS

Comfort noise generation (CNG)

Voice activity detection (VAD)

Auto provisioning (requires auto provisioning server)

Password protection for both GSM dial in or dial out

 

 

Basic Function

 

PLC: Packet loss concealment 

Voice gain adjustable

Echo Cancellation (with ITU-T G.168/165 standard)

Hotline

Memory Dial

Caller ID

Dial Plan

Online firmware upgrade

Multi-language support: English and Chinese

With Accounting Function

 

 

Applications:

 

1.

 

 

P2P Calls

 

 

Specifications:

 

Hardware

Parameters

Remark

Model

HT-842R

 

Processor

ARM9 300MHZ

 

DSP

ARM926EJ DSP(media sub system)

 

RAM

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Mr. Anita wu
Tel: 86-531-81258989
Mobile: 15376875220
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Contact Method
DBL TECHNOLOGY COMPANY LIMITED
Room No.1302,Huangtai E-commerce industrial park,Lishan North Road,TianQiao District, Jinan, Shandong, China (Mainland) / 250000
Fax: 86-531-88771161
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