Benefits
Integration of communication modalities and business processes results in more effective communications.
Mobility gives the freedom of roaming, gives better reachability and possible cost reductions.
Exploiting the capabilities of Internet enables the most optimal solution: hosted versus on-site solutions, virtual office versus real office, alternative / lower cost routing.
Integrated services and management result in total solutions with more user friendliness and simpler management. Users have single sign on. Network management becomes simpler or vanishes.