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General description

GSM-card with Voice (VoIP) and SMS features

A This is a universal telephony card for calls cost reduction and call termination.


Multifunctional The multifunctional GSM - card for 4 -or 8 GSM - channels is useful for receiving and placing calls in mobile networks (GSM) as well as receiving and transmitting SMS, sending USSD-requests. Integration of the GSM - card in company's telephone system provides phone calls cost reduction, especially for «office — mobile phones» "office to mobile" direction. Also the The GSM - card is the fastest and easiest way to establish telephony communication in locations where landlines are unavailable or costly.

The model enables user to insert up to 8 SIM -card cards into SIM - holders or commutate simulate presence of remote SIM - cards remotely using remote SIM - management technology provided by SIM - server Polygator.

The card operates under OS Linux (all *NIX systems are supported). It is compatible with IP-PBX Asterisk, thanks to native Asterisk-module (PGGSM) and Linux-driver by Polygator. Under With the help of Asterisk software, the card provides maximal range of features and functions. By using GSM - card without IP-PBX Asterisk (with Linux-driver only), it is possible to reach GSM - modules as a pool of GSM - modems. All GSM - modules available in OS Linux locally (as TTY devices) or via TCP/IP (with help of ser2net Linux software) as a pool of Ethernet-modems. In both cases, modules are controlled by АТ-commands.

Application Implementation and benefitsGateway

The Polygator GSM card:

  • serves as a gateway between cellular networks and other technologies. Other technologies may include VoIP (SIP) networks, devices and IP-PBX
  • supports Bulk SMS
. Calls termination/origination. Distributed
  • supports call origination/termination
  • creates GSM gateway in Linux environment
  • can be a part of distributed network of GSM
-gateways by the means of
  • gateways (using the remote SIM-management technology and SIM-server Polygator
  • )
  • provides deep integration with Asterisk (dial plan, CLI)
. Many boards can be

Multiple Polygator GSM cards maybe installed in single a server. Free tech . support available for 1 year. Warranty Hardware warranty is 2 years.

Key featuresQuick-start –

The Polygator GSM card:

  • can be easily integrated into existing hardware. It is ready for operation out of the box
  • supports SIP protocol
  • enables hardware processing for popular codecs (g.711, g.723, g.726, g.729), therefore frees a lot of system resources
especially under
  • (highly beneficial capability for high load

Scalability - can install many cards
  • environments)
  • scales well in single motherboard/server
  • by multiple card installation capability
  • support all *NIX operating systems
are supported
  • (not
  • only Linux)
Setting-up and configuring
  • can be setup and configured via Asterisk (CLI)
- popular and free telephony system
  • offers high traffic capacity
  • (600 minutes per day and more, per channel)
  • lowers base stations load
  • (option to shut off unused GSM
  • modules

Detailed cause codes (disconnect codes) of a mobile network –
  • )
  • replies with detailed error codes of mobile network (useful feature for predictive dialers)
  • provides editable IMEI-codes
are changeable
  • via Asterisk console (Asterisk CLI)
  • enables full support of SMS processing (incoming/outgoing) via Asterisk
  • dial plan
  • is Elastix certified and compatible
and certified