What is MSC (mobile services switching center)?

The MSC interfaces call between endorsers by switching the digital voice packets between network ways. It additionally gives data expected to assist mobile service subscribers. The MSC assumes a critical role in handovers, especially handovers including different base station controllers. It is utilized for directing SMS messages, conference calls, fax, and administration charging just as interfacing with different networks, for example, the public switched telephone network (PSTN).