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3G UMTS User Manual
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OpenVox Communication Co.Ltd URL:www.openvox.cn
1.
Overview
What is 3G
Gateway
?
OpenVox VoxStack Series 3G Gateway is an 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 models with VoxStack series of 3G Gateway, the VS-GW1202, VS-GW1600 and VS-
GW2120. The Modular Design of 3G Gateways are ranging from 4 up to 44 3G/UMTS channels, it is
designed for multiple frequency bands Including 3G/UMTS 850/900/1900/2100 MHz, and it can
support a wide selection of codecs, including G.711A, G.711U, G.729, G.722, G.726. For a reliable
connecting 3G to voip gateway, it can 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 3G gateway modules. Users can simply add or remove the modules for hardware
expansion or exchange. Each 3G gateway module runs an independent asterisk system inside. The
VoxStack gateway designs with two LAN Switch boards that provide stack ability on the hardware
upgrade. The 3G Gateways will be 100% compatible with asterisk, Elastix, trixbox, 3CX ,
FreeSWITCH SIP server and VOS VoIP operating platform.
Sample Application