Services over Internet Protocol: Voice is just the beginning… - WITSA

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IP is the the Bridge to the FutureTeleworkerWirelessInternetPrivateNetworks(WAN/VPN)•Secure•High Performance•Predictable•Reliable•Non-RegulatedCorporateIntranetSupplierCorporateExtranetPublic VoiceNetworks(PSTN)•Scalable•Ubiquitous•VariablePerformance•Seamless•Flexible•RegulatedLANSupplierTeleworkerSupplierISPCustomer6Copyright 2004 AT&T
IP Enables the Next Generation of ApplicationsCOMMUNICATION LAYERSContent Layer(movies, books, papers,information, etc.)Application Layer(voice, video, web, chat,e-mail, etc.)Logical Layer(IP addressing, wirelesshandoffs, etc.Physical Layer(electric, co-axial, copper,wireless, fiber)Open standard datanetworks, such as IP,operate in layers thatallow applications to beseparated from theinfrastructure– Enables multipleplayers to enter themarket at differentlayers and compete,stimulating innovation– The type of the network(electric, co-axial,copper, wireless, fiber)no longer dictates theapplication or servicesConcept compliments of Kevin Werbach7Copyright 2004 AT&T
Page 3 and 4: Top Ten Technology Trends1. IP Will
Page 5: From:The Communications Industry is
Page 9 and 10: VoIP
Page 11 and 12: The Eras of VoIPEmergingApplication
Page 13 and 14: IP Enabled Voice Services - Today
Page 15 and 16: TraditionalTelecomServicesVoice Bec
Page 17 and 18: Definitions• Internet Telephony:
Page 19 and 20: The Evolution of Residential VoIPCo
Page 21 and 22: Emerging VoIP Revenues (hardware an
Page 23 and 24: Who Should Set Policy for Global IP
Page 25 and 26: International VoIP: Where it’s Gr
Page 27 and 28: What WITSA Might Do to Ensure VoIP

Services over Internet Protocol: Voice is just the beginning… - WITSA

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