OpenVox VoxStack Series Analog Gateway is an industry 1st open source asterisk-based Analog VoIP Gateway solution for SMBs and SOHOs. With friendly GUI and unique modular design, users may easily setup their customized Gateway. Also secondary development can be completed through AMI.

There are three Analog Gateway models , the VS-GW1200-8S, the VS-GW1202-16S and VS-GW1600 Analog series. The VS-GW1200-8S can support 8 FXS ports,the VS-GW1202-16S can support 16 FXS ports at the same time, and VS-GW1600 Analog series can support up to 40 FXS ports synchronously. The Modular Design Analog Gateways are developed for interconnecting a wide selection of codecs including G.711A, G.711U, G.729, G.722, G.723, ILBC. The Analog Gateways are 100% compatible with Asterisk, Elastix, Trixbox, 3CX FreeSWITCH sip server and VOS VoIP operating platform.


VS-GW1202-8S Quick Specs:

  • Technical Specifications

    – 8/16 FXS ports
    – 2 LAN ports
    – Storage temperature range: -20~70℃
    – Operation temperature range: 0~40℃
    – Operation humidity range: 10%~90% non-condensing
    – Power source: 12V DC/2.33A
    – Max power: 24W
    – Dimension: 15cm*19cm*4.5cm
    – Weight: 1100g


    – Simple and convenient configuration via Web GUI
    – Abundant Log Features
    – Open API interface(AMI)
    – Support T.38 fax relay and T.30 fax transparent,can continually fax multiple pages
    – Echo cancellation and Static jitter buffer
    – Support DTMF relay
    – Support Ring cadence and frequency setting
    – Support volume control
    – Support MWI(Message waiting indicator)
    – Support DHCP、DNS/DDNS、NAT networking
    – Support diverse SIP protocols
    – Diverse extensible applications, such as IVR,DISA
    – Support NTP time synchronization and client time synchronization
    – Support modify username and password for web login
    – Support SSH remote operation
    – Support update firmware online
    – Support configuration file backup and upload
    – Support for custom scripts, dialplans
    – Compatible with Asterisk, Elastix, 3CX, FreeSWITCH Sip Server and VOS VoIP operating platform
    – Available for OEM
    – 3-Month “No Questions Asked” Return Policy
    – One Year Warranty

  • Software & Platform

    – Linux