Zhengzhou Great Electronic Tech Co., Ltd.
Main products:IP Camera,CCTV Camera,Video Server,IP Phone,Voice Gateway
Products
Contact Us
  • Contact Person : Mr. Yu Xueping
  • Company Name : Zhengzhou Great Electronic Tech Co., Ltd.
  • Tel : 86-371-67896158,18695852799
  • Fax : 86-371-67896128
  • Address : Henan,Zhengzhou,68# Building 8F,Corportation HQ Base,Zhengzhou High-tech Industrial Development Zones,Zhengzhou,PRC
  • Country/Region : China

2012 New GT-G303B 1 FXO Port Voice Gatway

2012 New GT-G303B 1 FXO Port Voice Gatway
Product Detailed
Voice gateway 3 SIP accounts and 1 PSTN line 3-way conference auto-prevision and update by http, ftp, tftp 1 WAN, 1 LAN

2012 New GT-G303B 1 FXO Port  Voice  Gatway

Performance and Features

SIP v1 (RFC2543), v2(RFC3261)

Support Route, Two 10/100Mbps MACs

Support T.38(Doing)

IP/TCP/UDP/RTP/RTCP

IP/ICMP/ARP/RARP/SNTP

TFTP Client/DHCP Client/ PPPoE Client

Telnet/HTTP Server

DNS Client

NAT/DHCP Server

Support G.723.1 5.3k/6.3k,G.729,G.711 A-Law,μ-Law audio codec algorithm

Dynamic voice detection Echo cancellation Comfort noise generation

Tone generation and Local DTMF generation and detection according with ITU-T

Settings by HTTP web browser (IE6.0)

Advanced settings by Telnet

Voice prompt

Upgrade by TFTP

2RJ45 Ports, Built-in Router, conference, Auto-provision or updating by HTTP,FTP or TFTP.

For each GT-G303A , it can have 3-SIP accounts ,all can be used as caller at anytime. Can be selected among these 3-SIP account as caller by dial different dial prefix. Can be used as PSTN ordinary phone when power off.

For each GT-G303B, it can have 3-SIP accounts and one PSTN phone number, that means each ATA own 4 phone numbers , all can be used as callee at anytime. For the caller, these 4 account can be selected by dial different relevant prefix (including switch to PSTN as an ordinary PSTN phone)

GT-G303B has a real FXO port to support router call from PSTN to VOIP or from VOIP to PSTN.

Main Technical Index

           Main chip: 32-bit RISC CPU with 125MHz clock rate

           Data storage:2MB SDRAM

           Program memory: 1MB Flash memory

           Application Network environment: Two 10/100Mbps Fast Ethernet MAC

           Echo cancellation:G165 16ms

           Store quick dial number: 100

            Record phone number of missed call: 80

Any interest and question, contact me.  SKYPE: greatelec06

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