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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).
Target Application
- GSM Connectivity for IP PBX /Asterisk
- Mobile IP PBX
- GSM VoIP Gateway
- GSM Callback Services (Optional)
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Features and Capabilities
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Features
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IP Specifications
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Voice Codec
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Call Features
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- 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
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- 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
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- G.711(a-law /?-law)
- G.729 AB
- G.723 (6.3 Kbps / 5.3Kbps)
- WAN: Support PPPoE client, DHCP client, Fix IP Address, DDNS client
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- 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
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Configuration and Management
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General Specifications
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- Web-based Graphical User Interface
- Remote management over the IP Network
- FTP firmware upgrade
- Syslog client support
- Support Management IP
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- 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
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