SIP client with advanced features

The main objective of this thesis is the design and implementation of client software, which will be able to conduct text and video communication over an IP based network. The client application is supposed to run from a web page without the need of any additional software. The first part describes possible technologies suitable for the development of such an application. After that follows a brief description of the selected technology with emphasis on SIP protocol. The thesis also includes a brief description of characteristics of libraries that were considered for implementation into the application. The proposed solution consists of the description of the graphic environment and behavior of the application. The developed application is tested in different situations in the last part of the thesis