VOXSTACK VS-GW2120 Series

OpenVox VoxStack Series GSM Gateway is an industry 1st open source asterisk-based GSM 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 (Asterisk Management Interface).

There are three GSM Gateway models with VoxStack series GSM Gateway, the VS-GW1202series, VS-GW1600 GSM series and VS-GW2120 Series. The new GSM Gateway VS-GW2120 Series with the Modular Design can provides up to 11 plug-in GSM gateway modules which could support from 4 to 44 GSM channels and 3 Ethernet ports, developed for interconnecting a wide selection of codecs, including G.711A, G.711U, G.729, G.722, G.723, G.726 & GSM, to the GSM cellular networks to quickly reduce telecommunication expenses and maximize cost-savings. With the unique design of the VoxStack Gateway, it can support hot-swap for both SIM cards and GSM gateway modules. Users can simply add or remove the modules for hardware expansion or exchange. Each GSM gateway module runs an independent asterisk system inside.

The VoxStack gateway designs with a Lan Switch board that provides stackability on the hardware upgrade. It supports SMS messages sending and receiving and group sending and SMS to email. The GSM Gateways are 100% compatible with asterisk, Elastix, trixbox, 3CX FreeSWITCH sip server and VOS VoIP operating platform.

Technical Specifications:
Up to 44 GSM Channels
1 SIM card per GSM channel
3 10/100M LAN interfaces
Up to 44Standard SMA-K interfaces
Storage temperature range: -20~70℃
Operation temperature range: 0~40℃
Operation humidity range: 10%~90% non-condensing
Power source: 100-240V/2-3A
Power: 88W
Dimension: 48.3cm*33.1cm*8.8cm
Weight:
VS-GW2120 Series: 8624g
VS-GWM400G: 214g

The VS-GW2120 GSM series includes the following models:
Product Model
Description

VS-GW2120-4G
4 GSM Channels VoIP Gateway

VS-GW2120-8G
8 GSM Channels VoIP Gateway

VS-GW2120-12G
12 GSM Channels VoIP Gateway

VS-GW2120-16G
16 GSM Channels VoIP Gateway

VS-GW2120-20G
20 GSM Channels VoIP Gateway

VS-GW2120-24G
24 GSM Channels VoIP Gateway

VS-GW2120-28G
28 GSM Channels VoIP Gateway

VS-GW2120-32G
32 GSM Channels VoIP Gateway

VS-GW2120-36G
36 GSM Channels VoIP Gateway

VS-GW2120-40G
40 GSM Channels VoIP Gateway

VS-GW2120-44G
44 GSM Channels VoIP Gateway

Software & Platform:
Linux

Certifications
Certificates:CE

FEATURES :

Simple and convenient configuration via Web GUI
Multiple Languages
Codecs support: G.711A, G.711U, G.729, G.723.1, G.722, G.726, GSM
GSM 850/900/1800/1900 MHz & Band binding
SIP(RFC3261) compliance
Support diverse SIP, IAX2 protocols (coming soon)
DTMF Signaling support: RFC2833, Inband, SIP Info
Open API interface（AMI）
Echo Cancellation: ITU-T G.168 LEC
Support static IP and DHCP
Support OpenVPN and PPTP (coming soon)
Call Duration Limit
CLIR(Call Line Identification Restriction)
Call Waiting
Call Forwarding (unconditional, no reply, busy, not reachable)
SMS bulk transceiver, SMS automatically resent
Support HTTP SMS interface
SMS sent to Email
USSD transceiver
SMS remotely controlling gateway
IMEI number automatically modify
PIN identification
Mobile number portability (MNP)
Flexible routing settings & unlimited routing rules
Diverse extensible applications, such as IVR,DISA
Support configuration file backup and upload
Support for custom scripts, dialplans
Least Cost Routing(LCR),according to Time, Port, Calling Number
Independent System for Each Module
Affordable Price with Superior Performance
Hot-swap Design for both Sim cards and Modules
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