Bypass VoIP Blockade by customized Softphone/Dialer You Brand your Logo, No time limited, Running forever. Outline The award-winning VoiceGuard™ Client SDK is powerful and highly versatile programming kit that forms basis of widely used VGSC, designed to incorporate voip anti-blocking capability into existing legacy softphone and dialer running on Windows. It includes all the components developers require including an entire VGSC GUI application source code that demonstrate efficient API usage, and detailed document. The SDK is an IETF standard compliant, and provides high performance API layer for full user control and flexibility. The VoiceGuard™ Softphone SDK is unique member of VoiceGuard™ family of VoIP anti-blocking solution, designed to dramatically accelerate development of softphone or dialer with necessary bypassing VoIP blocking imposed by ISP. Products developed with toolkit include: Softphone
Dialer
Session Border Controllers
IM Client
B2BUA

For political & economic reasons, ISP may block VoIP in your country. To protect your VoIP business & profit, SpeedVoIP Communication Technology Co., Ltd. is providing patent Security VoIP Softphone/Dialer, which circumvent VoIP blocking.
Fully SIP compatible softphone/dialer for PC2Phone and PC2PC services.
VoiceGuard™ softphone/dialer features:
• VoiceGuard™ VoIP anti-blocking engine embedded, widely used in UAE , Asia & Africa ISP blocking VoIP market
• Supports branding with custom skin and logo
• Compatible with Windows 98/Me/2000/XP/2003/Vista
• NAT/Firewall traversal feature
• Works with any 3rd party SIP Server
• Supports SIP outbound proxy
• Displays callers account balance
• Displays call credit time
• Embed Flash advertisements
• DTMF tones can be integrated with voice mail or other tone driven systems
• Multilanguage user interface
• Integration with clients website