2008-01-30
VoIP anti-blocking solution, 15 days free trial
VoiceGuard VoIP anti-blocking solution, circumvent VoIP blocking, surpass conventional VPN:
* work with any 3rd party ATA/Softphone/SIP Server
* can`t be blocked due to not using fixed port either for TCP or UDP
* a proprietary layer 2 link protocal, thus not to compromise voice quality and overhead
Pls download http://speed-voip.com/index-42.html, email: all@speed-voip.com
2007-11-11
GX-GSM PCI-card by Guangxun
The GX-GSM1 card is one single-port PCI bus card, fully compatible with Asterisk, providing scalable connectivity to GSM network for your Linux server. It works well with GPLed drivers for the Linux 2.6.X kernels. GX-GSM1 card supports multiple interface modes, mainly falling into two categories.: analog voice communication via external speaker and Microphone ; digital voice communication via private serial port of GSM module. Only one mode should be selected on working. Target Appliacation GSM wireless network access Enterprise SMS service Send and receive fax Leave massage Call conferencing Call center setup Features Bus Type:32bit PCI 2.2 compliant Dimensions in mm: External Interface: Hirose U.FL-R-SMT 50 Ohm antenna connector 1 GSM module 1 SIM card per GSM channel Tri-Band GSM 900/1800/1900MHz SMS: MO ,MT, Text, PDU mode ,cell broadcast Fax specification: Group 3, class 2 Triple-rate codec for HR, FR, and EFR Digital audio quality ( noise reduction, echo cancellation) GSM data connections GPRS data connections Email: yin_xiuwen@yahoo.com