VaxTele, with the use of our SIP Server SDK (Software Development Kit), allows software vendors and service providers to develop their own rich featured and reliable SIP (Session Initiation Protocol) based servers. VaxTele also offers a number of other services, to include:

• IP-PBX systems.
• IVR systems.
• PC to Phone call services.
• PC to PC call services.

• Call center services.
• Call termination services.
• Calling card services.

Session Initiation Protocol (SIP) is an IP-Telephony protocol and developed by the Internet Engineering Task Force (IETF).

VaxTele SIP Server SDK is compatible to SIP IP-Telephony protocol and works with all SIP based softphones, hardphones, wifi phones, ATA (Analog Telephony Adapters) and other VoIP enabled SIP devices.

VaxTele SIP Server SDK is a new, flexible approach that combines several advanced features, enabling users to create their own Microsoft Windows based VoIP network.

VaxTele SIP Server SDK includes COM (Component Object Model) components, and can be used in almost all software development tools and languages (VC++, C#, VB.NET, Delphi, Borland C++ etc.) to accelerate the development and ensure a successful VoIP product or application for any of the following venues:

• Banking.
• Call centers.
• Long distance telephony companies.

• Calling card companies.
• Remote PBX for multi-offices.
• PBX extensions.

VaxTele SIP Server SDK can also be used to interconnect with other SIP based IP-Telephony gateways and gatekeepers for deployment in your existing telephony network.