Copyright of GlobalNetworks Solutions, Inc.
2009 All Rights Reserved
The Quad-Band GSM over VoIP gateway has been designed for user to make
calls and receive calls from a cellular phone via the internet using VoIP
(SIP/H.323).
FXS interface (for analog phone or PBX CO line)
Calls from cellular over VoIP
Calls from GSM network to the GSM VoIP Gateway unit provides a VoIP dial tone
SMS Server for SMS sending & receiving
Dialed number restriction, evaluation and modification
Easy & comfortable maintenance, configuration and upgrade
Block / Allow Policy for termination / origination
Target Application
GSM Connectivity for IP PBX /Asterisk
Mobile IP PBX
GSM VoIP Gateway
GSM Callback Services (Optional)
IP Specifications
H.323 v2/v3/v4 and SIP (RFC 3261) , SDP (RFC 2327), Symmetric RTP,
STUN (RFC3489), ENUM (RFC 2916), RTP Payload for DTMF Digits (RFC2833), Outbound Proxy Support.
Voice Codec: G.711(a-law /μ-law), G.729 AB, G.723 (6.3 Kbps / 5.3Kbps)
WAN: Support PPPoE client, DHCP client, Fix IP Address, DDNS client
Call Features
Voice channels status display
Direct Dialing Mode : peer to peer call (support IP Address Call or Domain Name Call)
Register Call Mode : register to SIP Proxy Server or register to H.323 Gatekeeper
DSP Adjustable volume : - 9 db ~ 9 db
Silence Compression / VAD
Auto Dial for speed
Dynamic Jitter Buffer
Hot-Line and Warm-Line Support
Configuration & Management
Web-based Graphical User Interface
Remote management over the IP Network
FTP firmware upgrade
Syslog client support
Support Management IP
General Specification
Compatible with GSM networks (900/1800/850/1900 MHz)
SIM: supports SIM card (3V)
1 WAN port, 1 FXS port
Radio interface: Quad-Band EGSM 900/1800/850/1900
AC power : AC100V-240V, DC12V/1.5A,50/60 Hz
Temperature: 0°C ~ 40°C (Operation)
Humidity: up to 90% non-condensing
Emission: FCC Part 15 Class B, CE Mark
Dimension : 170 x 100 x 35 mm
Weight: 200g
