Chapter 1 the Introduction of AX4G
Overview of the AX-4G
AX4G Asterisk card is a GSM card, which support four GSM channels. It use the open source
Asterisk PBX and stand alone PC. Users can create their SOHO telephony solution which includes
all the sophisticated features of traditional PBX, and extended features in IP PBX, such as
voicemail, call transfer, call park, call pick up, call forward, bulk SMS sending, SMS receiving
and so on.
Features
Four GSM channels and four analog ports
Bulk SMS sending
SMS receiving and storage
Multi-language for SMS content
IMEI changeable
PIN-Number unlock for the SIM card
Hardware echo cancellation embedded on the GSM module
Monitor GSM signal strength by command and LEDs
Monitor communication status by command line
Send SMS by Asterisk CLI, and dial-plan
Detect accurately when the called party answers the call
GSM quad band frequency(850/900/1800/1900MHz)
DTMF detection
Suitable for 3.3 volts and 5.0 volts 32 bit PCI slots
PCI slot or 4-pin connector for power feeding
Support Elastix2.0.3, Trixbox2.8.0.4
Applications
GSM and analog connectivity for PBX
Mobile and analog PBX
GSM and analog VoIP gateway
SMS gateway
GSM callback services
Billing system