High performance VoIP SDK for .Net developers

VoIP SIP SDK

How to handle presence information in SIP Instant Messaging

This article is a detailed guide about handling SIP instant message presence information in relation with Ozeki VoIP SIP SDK. After reading through this page you will be fully familiar with all the essential terms concerning presence information handling and what you will need for creating your own solution using Ozeki VoIP SIP SDK.

Introduction

The simplest way of VoIP communication is instant messaging that basically means text message sending from a VoIP client to another. The great advantage of a software VoIP client is that it can show the client's presence information. It means, you can set that you are not at the computer right now and the application sends this information to every connected client.

VoIP clients usually contain a GUI element - mainly a panel - that shows the connected contacts and their presence information. In this case you can see if the contact you want to call is likely to be reached or not.


Figure 1 - Contact presence information

SIP presence information is a part of the extended SIP standard and can be realized by implementing a core SIP support in your program. This supports require the possibility to parse SIP messages on the client side and to be able to send the presence information too.

You can download Ozeki VoIP SIP SDK from the download page:

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For information about integrating Ozeki VoIP SIP SDK into your system, check the quick start guide.

If you have downloaded and installed Ozeki VoIP SIP SDK on your computer, you can start working with it in your own solution. As Ozeki VoIP SIP SDK provides great background support, you will only need to call some methods, set some parameters and your application will run properly.

This article introduced you the basic knowledge about handling presence information in SIP instant messages and showed how Ozeki VoIP SIP SDK can help you to fulfill your wishes about this topic. If you have read through this page carefully, you already have all the knowledge you need to start on your own solution.

As you are now familiar with all the terms concerning this topic, now it is time to take a step further and explore what other extraordinary solution Ozeki VoIP SIP SDK can provide to you.

If you have any questions or need assistance, please contact us at info@voip-sip-sdk.com

You can select a suitable Ozeki VoIP SIP SDK license for your project on Pricing and licensing information page

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