Date Added: Sep 2012
This paper describes the implementation and using of the IP Multimedia Subsystem (IMS) in one Telecom operator in Bosnia and Herzegovina. In the first part of the paper, is described the design, implementation and testing of the IP Multimedia Subsystem in one Telecom operator. In the second part of the paper, it is described a new organization structure of Telecom operator after releasing into production of the new IMS system. Measurements, which describe the implementation of IMS system in Telecom operator, are finished for two ITIL processes: incident management and problem management which are integrated into Service Desk function.