Product Name: VGSDK 4 customized softphone/dialer with Anti blockage
Price: US$
Detail: Outline

The VoiceGuard?#65533;?Softphone SDK is unique member of VoiceGuard?#65533;?family of VoIP anti-blocking solution, designed to dramatically accelerate development of softphone or dialer with necessary bypassing VoIP blocking imposed by ISP.

The award-winning VoiceGuard?#65533;?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.

Products developed with toolkit include:

- Softphone
- Dialer
- Session Border Controllers
- IM Client
- B2BUA
- Videophone

Key Benefits

- Seamless Integration with Legacy Softphone or Dialer
- Minimal Overhead and High Call Quality
- Easy to Use and Cost-effective
- Flexible Scalability
- Highly Interoperabile with any 3rd-party Products and Service
- Own Unique Brand or Logo Presentation
- Unlimited Call Number and Free Deployment
- Royalty-free License Scheme
- Freely available VGPlugin Lite(50 calls) included

Features

- High Throughput Packet Dispatching Engine
- Flexible Encryption/Decryption Algorithm other than usual XOR and Diffthan
- Support for Adaption to NAT/FW Traversal
- Kernel Level Underlying Layer 2 NDIS Compliant Driver
- Clear Modular Building Block and Simple to Use API
- Scalable Policy Driven Scenario for Circumventing ISP Blocking
- No any Impact on existing Softphone or Dialer Action
- Extensive Support for the latest SIP and RTP standards
- Widely Used Audio Codec Support
- Intuitive Call Trace and Log Mechanism
- Proprietary Bug Free Memory Management Framework
- Multi-thread Safety