Technology research on color ring services based on intelligent network

With the development of technologies of telecommunications,the requirements of subscribers tend to be of individuations and diversifications. The color ring services with customized characters are presented in the paper. Two solutions based on intelligent network, IP solution and CAMEL4 solution, are designed after studying the key technologies of color ring services. Through researching the technical characters of the two solutions, the CAMEL4 solution is an optimal one.