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Dinstar DWG2000B-16G SIP/GSM VoIP Gateway - 16 Channels [DWG20016]

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Dinstar DWG2000B-16G SIP/GSM gateway with 16 GSM channels

The Dinstar DWG2000B-16G VoIP Gateway is a cost-effective SIP/GSM gateway for SMEs and system integrators, and also opens up new revenue generating opportunities for service providers. The DWG2000B-16G allows a SIP based IP PBX telephone system or VoIP line to be connected directly to the GSM/CDMA cellular network, which can dramatically lower the cost of mobile calls by taking advantage of lower mobile-to-mobile tariffs. The DWG2000B-16G is a Quad-band SIP/GSM gateway that supports 16 GSM channels / SIM cards.

The DWG2000B-16G works with Asterisk® based IP PBXs like Elastix®, trixbox®, and FreePBX®, as well as other Open Source and proprietary SIP based IP PBXs, Switch, IVR, and VoIP gateway applications.

Features of Dinstar DWG2000B-16G SIP/GSM gateway
  • Applications: SIP IP PBX GSM Trunk, SIP VoIP line Gateway, SMS Server
  • Quad-Band GSM 850/900/1800/1900 Mhz
  • Tri-Band CDMA450/800/1900 MHz
  • 1 year warranty against hardware defects
  • 14 day money back guarantee
  • 30 day email support for technical installation issues
Target Applications
  • SIP/GSM gateway for SIP based IP PBX (e.g. Asterisk®) or VoIP line
  • Back up solution in case of a PSTN/VoIP failure
  • Mobile IP PBX (e.g. for trade shows, temporary offices, disaster recovery, etc.)
  • SMS gateway for batch sending/receiving text messages (e.g. appointment reminders, customer order updates, remote/field worker communications, etc.)
  • GSM callback services
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Technical Summary
  • Voice codecs supported include G.723.1, G.729A/B, G.711 (a-law and u-law)
  • Support for Fixed IP, DHCP, Automated NAT traversal using IETF STUN
  • Protocols supported include SIP RFC3261, TCP/UDP/IP, RTP/RTCP, HTTP, ARP/RARP, ICMP, DNS, DHCP, NTP, TELNET, PPPoE, STUN
  • Support for 16 GSM channels, 1 SIM card per GSM channel
  • Quad-Band GSM 850/900/1800/1900 Mhz
  • Tri-Band CDMA450/800/1900 Mhz
  • PPTP for VPN Support
  • Support for multiple user configurable VLANs: Data, Voice, Managment
  • Send/receive batch SMS up to 300 characters, support for AT commands
  • Unstructured Supplementary Services Data (USSD) support
  • Adjustable TX/RX gain: -6db~+6db
  • Offhook Auto-Dial Hotline service
  • DTMF Signaling via RFC 2833 or SIP Info
  • Built-in PPPoE client for establishing DSL link connection with ISP
  • LEDs provide operational status information
  • Support for external antennas
  • PIN support for locked SIM cards
  • Enhanced (Carrier Grade) Echo Cancellation: ITU Rec. G 168, up to 128 ms tail size
  • Adaptive Jitter Buffer, Packet loss concealment (PLC), Comfort noise generation (CNG) ,Voice activity detection (VAD)
  • HTTP Web configuration support
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Hardware Summary
  • Rack mountable 1U chassis
  • 16 SIM card slots
  • WAN interface: 1 x RJ45 10/100Mbps autosensing
  • Console port
  • Operation temperature: 0°C to 40°C
  • Storage temperature: -20°C to 70°C
  • Humidity 10-90% (non condensing)
  • Weight: 6.8Kg
  • Dimensions (L x W x H): 440mm x 410mm x 44.5mm
  • Power: 100-240VAC; 50-60 Hz
  • Power Consumption: 60W
  • Certificates: CE, FCC, ROHS
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