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Network communication for 1,2,4,8 ports ata fxs gateway /voip fxs gateway (support h.323&sip)

Location:
Shenzhen, China ( Mainland)
Status:
New
Sample Availibility:
yes
Payment Terms:
Cash, Bank Transfer, Letter of Credit, T/T, L/C
Categories:
Home > Telecommunications > Network Communications

Product Description

Network communication for 1,2,4,8 ports ata fxs gateway /voip fxs gateway (support h.323&sip)


Key FeaturesOpen Standard VoIP Protocols (ITU H.323 V4 and IETF SIP V2)Single or Multiple Server RegistrationsPeer-to-Peer IP CallsTwo 10/100 Ethernet for WAN / LAN connectionsSpeech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter bufferLine Echo CancellationVLAN and QoS supportNAT Transversal and Router functionsVoice prompts, HTTP Web, Auto Provision support for configuration and updatesHighly stable embedded Linux operating system in high performance ARM 9 Processor
Basic Features Eight RJ-11 FXS ports for traditional phone sets or PBX's trunk linesLEDs for Power, Ready, Status, WAN, PC, FXS ports Call Forward, Call Hold, Call TransferDial PlanCaller ID

Enhanced Features

Dynamic selection of codecAdvanced jitter bufferAutomatic traversal of NAT and firewallVLAN / QosRouterEcho cancellation for SpeakerphoneComfort noise generation (CNG)Voice activity detection (VAD)Auto provisioning (requires auto provisioning server)On line firmware upgradeMulti-language support: English and Chinese

Supported Standards

ITU: H.323 V4, H.225, H.235, H.245, H.450RFC 1889 - RTP/RTCPRFC 2327 – SDPRFC 2833 – RTP Payload for DTMF Digits, Telephony Tones and Telephony SignalsRFC 2976 – SIP INFO MethodRFC 3261 – SIPRFC 3264 – Offer/Answer model with SDPRFC 3515 – SIP REFER MethodRFC 3842 – A Message Summary and Message Waiting IndicatorRFC 3489 – Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)RFC 3891 – SIP “Replaces” HeaderRFC 3892 – SIP Referred-By Mechanismdraft-ietf-sipping-cc-transfer-04 – Session Initiation Protocol Call Control - TransferCodec: G.711 (A/µ law), G.729A/B, G.723.1DTMF: RFC 2833, In-band DTMF, SIP INFOPhysical 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)

Warrange: one year



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Contact Information

Company:
 DBL Technology Limited
Phone Number:
  86-755-88290233
Fax Number:
 86-755-88291220
 
 

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