SpeedVoIP is the professional manufacturer of VProducts - VoIP Blocking, Encryption, Secure SIP Adapter, VPN, IPPBXoIP 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 Voice Guard.
It helps you to bypass the ISP block VoIP.


Compared with VPN, VGCP has such advantages:
1. VGCP isn't blocked, because it does not use fixed port either for TCP or UDP.While VPN use standard port so it is blocked easily.
2. VoiceGuard solution is a proprietary layer 2 link protocol,it's a class security protocol whose scalability and flexibility results in not to compromise voice quality and overhead.
3. VoiceGuard for anti-blocking can work with any 3rd party: gateway/IAD/ATA/Softphone/IPphone and so on. That means you can use any existing ATA e.g.: Linksys PAP2, and add our VGBC for anti-blocking, then you can make call from PC2Phone. Our VG plug-in can work with any SIP Server like VPS.
4. VoiceGuard don't like some competitors which take effect on their own device and softswitch.
5. Voice Guard can solve VoIP termination blocking issue by make two-way encryption, simulate traffic behavior of universal data working protocol such as OICQ, MSN and so on
6. VoiceGuard anti blocking SDK for softphone/Dialer help ITSP and reseller to make high quality calls in ISP blocking countries. No time limited. One time investment, running forever.

__________________
Lynn
MSN: svoipsales@hotmail.com
Skype: svoipsales
Website: www.speed-voip.com