18. The obvious attraction of UC International Mobile Call = $100 John calls Janet Traditional Technology Copyright MDSL 2010
19. UC: Means I don’t need to know your number John clicks on Janet’s picture Local Mobile Call = $25 Mediation Gateway Microsoft OCS 2007 Cisco Unified Call Manager Cisco Unified Call Manager VoIP and Unified Communications Technologies Copyright MDSL 2010
20. But where does the bill go? John clicks on Janet’s picture Local Mobile Call = $25 Mediation Gateway Microsoft OCS 2007 Cisco Unified Call Manager Cisco Unified Call Manager “Cost Displacement” VoIP and Unified Communications Technologies Copyright MDSL 2010