SpeedVoIP is the professional manufacturer of VoIP gateway. And I have unique Security Solution which helps Wholesaler, ITSP and reseller to bypass VoIP Blockage.

Hardware:
We have 1-, 2-, and 4- port FXS & FXO models, SPE Gateway connects directly to phones, fax machines, key machines, key systems, PSTN lines, or a PBX.

Esp. Security VoIP Adapter is embedded anti-blocking engine. Our VoiceGuard solution is specially designed for anti-blocking requirement occurring in Middle East countries and VGSPE is one important member among VoiceGuard family. Without any doubt, VGSPE can work with ISP such as Estisalat.

Also we have core technology for VoIP anti-blocking solutions named Voice Guard.
It helps you to bypass the ISP block VoIP.

Lynn
MSN: svoipsales@hotmail.com
Skype: svoipsales