Home Documentation Features Samples Download Price Demo Contact Us   Frequently Asked Questions How to get a trial? How to develop a softphone? Does it work with Asterisk? What codecs does it support? Echo & noise cancellation supported? Does it support multi-user conference? Does it support call transfer & hold? I want to record the call conversation? Does it work on Windows 7 & Vista? more DEVELOPMENT KIT VERSION   VaxVoIP SIP SDK 3.1 Download ACTIVEX (.OCX) VaxVoIP SIP ActiveX (.OCX) is the best way to incorporate SIP features in your Delphi, Visual Basic, Visual C# or Visual Basic .NET applications. ActiveX should be registered first before using its exported methods. To register, the activeX 'regsvr32' utility can be used. For example, regsvr32 VaxSIPUserAgentOCX.ocx For more detail, Sample Source Code for Visual Basic .NET, Visual C#, Visual Basic and Delphi is provided with the VaxVoIP SIP SDK.   CABINET (.CAB) To incorporate SIP features in your web-based portal/service, VaxSIPUserAgentCAB client-side downloadable component can be used. It is a signed component by Microsoft Authenticode Certificate. So, you don't need to purchase any certificate to incorporate it in your web pages.   For more detail, Sample Source Code for JavaScript is provided with the VaxVoIP SIP SDK.   LIBRARY (.LIB) VaxVoIP SIP Library (.LIB) is suitable to incorporate SIP features in your Visual C++ based applications.   For more detail, Sample Source Code for Visual C++ is provided with the VaxVoIP SIP SDK.   Some of our customers   Supported Languages Visual Basic .NET Visual C++ .NET Visual C# .NET Visual Basic Visual C++ Borland Delphi JavaScript/HTML    Become a Reseller VaxVoIP offers resellership program to those companies, who are looking for business opportunity and want to become a reseller for VaxVoIP SIP SDK. If you want to become a reseller, please contact contactus@vaxvoip.com    Custom  Development VaxVoIP offers affordable software customization for our products. Whether you need simple changes or need new functionality, we offer services to meet your needs. If you are interested in custom software development, please contact customdev@vaxvoip.com.   Terms Of Use Privacy Policy   Copyright © 2010 VaxSoft. All Rights Reserved.