OZEKI
VoIP SIP SDK


High performance VoIP SDK for .Net developers
Contact us in e-mail: info@voip-sip-sdk.com
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    Quick start guide Get started on using Ozeki VoIP SDK
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    Example projects Check out our example projects
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    Download Download Ozeki VoIP SDK
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    Installation steps A step-by-step guide on installing the SDK
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    Licensing Read about Ozeki VoIP SDK licenses
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  • Manual
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    Package contents Read about the SDK package contents
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    Data sheet Check out Ozeki VoIP SDK datasheet
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    On-line manual Read our on-line manual on VoIP technologies
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    Developers guide Read our developers guide on using the SDK
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    API reference book Ozeki VoIP SDK class library documentation
    softphone-development
    Softphone development Read about VoIP softphone development
    pbx-development
    PBX development Read about VoIP PBX development
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    Callcenter & CRM development Read about call center and CRM development
    webphone-development
    Webphone development Read about VoIP webphone development
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    Mobile development Read about Mobile VoIP app development
  • Tutorial
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    Course 1 How to develop a softphone in C#
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    Course 2 How to build a VoIP PBX in C#
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    Course 3 How to create an IVR system in C#
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    Request support Request technical support
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    On-line chat Ask for live help
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    Training at Ozeki Learn Ozeki VoIP SDK fundamentals
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    FAQ Frequently Asked Questions
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Ozeki VoIP SDK - Product Guide

Mobile phones and platforms ContentsBilling by minutes
Product information / Online manual / Developers Guide / Billing
Online manual
Introduction
VoIP Technology
Ozeki VoIP SDK
Ozeki SDK for Linux
Developers Guide
Softphone Development
Webphone Development
Voice Recording
IVR Development
PBX Development
Call Center Development
VoIP CRM Integration
Alert systems
Mobile phones and platforms
Billing
Billing by minutes
Billing by call setup
Prepaid billing systems
Postpaid billing systems
Auto credit card payment
Tutorial
Appendix
FAQ


Did you know?

This SDK was used to build:

Ozeki Phone System XE - VoIP PBX Software for Developers Which is a high performance PBX system supporting Mobile and Desktop phones.


It was also used to create Ozeki 3D VoIP softphone. A cool SIP client that allows 3D Video calls.

VoIP billing and cost management

Due to its outstanding flexibility, Ozeki VoIP SIP SDK also allows you to manage costs and implement billing for your VoIP calls efficiently. With this great feature you will be able to handle VoIP calls cost-effectively and professionally, furthermore, you can introduce several VoIP services based on VoIP billing. The following pages cover the basic payment and billing methods regarding to VoIP telephoning.

  1. Billing by minutes or seconds

    This article is a brief introduction about call costs based on call length in relation with Ozeki VoIP SIP SDK.
    Learn more...

  2. Billing by call setup

    This article is a brief introduction about call costs according to call setup in relation with Ozeki VoIP SIP SDK.
    Learn more...

  3. Prepaid billing systems in VoIP networks

    This article is a brief introduction about prepaid billing systems in relation with Ozeki VoIP SIP SDK.
    Learn more...

  4. Postpaid billing systems in VoIP networks

    This article is a brief introduction about postpaid billing systems in relation with Ozeki VoIP SIP SDK.
    Learn more...

  5. Automated credit card payment systems (PayPal, ShareIt, Charging, Subscription, Chargeback)

    This article is a brief introduction about automated credit card payment systems in relation with Ozeki VoIP SIP SDK.
    Learn more...

Mobile phones and platforms
Billing by minutes

BEGINNER
Getting started
Downloading VoIP SIP SDK
Installation steps
PBX configuration
Examples with source code

INTERMEDIATE
VoIP technology walkthrough
SIP softphone development
Webphone development
Mobile development
Voice recording

ADVANCED
IVR development
Call center development
VoIP CRM integration
VoIP PBX development
Billing

GETTING AROUND
Sitemap
Search the manual
API documentation
FAQ
Acknowledgements

COMMERCIAL
Buy now!
Licensing
Support terms
Product activation
License holder benefits