VoIP vs. POTS. Clayton Lockhart VP AT&T Labs

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Ambrose Edwards
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1 vs. POTS Clayton Lockhart VP AT&T Labs

2 Evolution: The Jump has Occurred! 1 st Gen Products 2 nd Gen Products & Services Carrier Announcements WiFi 2003 Services over IP IP 3 rd Gen Products & Services Science Experiments 1990 H Computer- Telephony Integration XML SIP XP IM PBX Broadband 2002 IP Networks with QoS CPE 2

2003 Services over IP IP 3 rd Gen Products & Services Science Experiments

3 The Rise of IP Communication Services Traffic Across AT&T IP Backbone Gaming Web Music/Video Stores Dial Broadband P2P

4 IP Telephone Power of IP: Any Device to Any Device Over Any Access DSL Modem Router Cable Modem 3G Cell phone IP Networks/Internet Laptop LAN Connection Gateway Line Cordless Wifi PDA DSL Line ISP Gateway PBX Gateway Cable Modem WiFi Access Point Desktop Telephone Line ipbx (Gateway) IP Softphone Custom Dialer PBX Telephone IP 4

Gateway Line Cordless Wifi PDA DSL Line ISP Gateway PBX Gateway Cable Modem WiFi

5 IP Enables the Next Generation of Applications COMMUNICATION LAYERS Content Layer (movies, books, papers, information, etc.) Application Layer (voice, video, web, chat, , etc.) Logical Layer (IP addressing, wireless handoffs, etc. Physical Layer (electric, co-axial, copper, wireless, fiber) Open standard data networks, such as IP, operate in layers that allow applications to be separated from the infrastructure Enables multiple players to enter the market at different layers and compete, stimulating innovation The type of the network (electric, co-axial, copper, wireless, fiber) no longer dictates the application or services Concept compliments of Kevin Werbach 5

Physical Layer (electric, co-axial, copper, wireless, fiber) Open standard data networks, such as IP, operate in layers that allow applications to be separated from the

6 Business Services Consumer Services Network Transformation End-State: Services Over IP Consumer IP Call Center Bundle Integrated Messaging Software-Defined E-Communications Network Application Aware Network SoIP Common Infrastructure Scalable Open Computing Platform Reliable, SIPbased SoIP Network Multi-Service Access MSE / IP/ MPLS Core Multi-Service Access World s Biggest IP Network TA Video Data Consumer or SMB Office HQ IP-PBX Corporate Intranet Voice CallVantage SM Supporting Multiple Endpoints, Access Technologies and Application Services 6

Reliable, SIPbased SoIP Network Multi-Service Access MSE / IP/ MPLS Core Multi-Service Access World s Biggest IP Network TA Video Data

7 -Enabled Contact Center Pre route features TOD/DOW routing Network call prompter Alternate destination routing Feature transparency across both PSTN and IP Networks Lower costs Productivity improvements Global call center connectivity NCP 800 Adv Features PSTN Local, International GW US Center MS IP SCP 800 Adv Features CCE Global IP/MPLS Converged Network Post route features Transfer Connect Next Available Presence / Properties Routing ASR-based routing VoiceTone Center 1 Center 2 IP ACD IVR IVR TDM ACD GW IP enabled Legacy ACD IVR International Center 3 IP ACD 7

International GW US Center MS IP SCP 800 Adv Features CCE Global IP/MPLS Converged Network Post route features Transfer Connect Next Available

8 E*Communications Incoming / Outgoing Calls Multiple Call Appearances Instant Messaging Outlook address book Dialer has access to Outlook address book & corporate directory Corporate Directory Creation & Control of voice or video conferences Button on conference window starts user s webmeeting collaboration software and sends invitations to conference members by IM or User places & receives calls on any phone PBX IP home Cell Any Video phone / soft phone Collaboration (Webmeeting) 8

Button on conference window starts user s webmeeting collaboration software and sends invitations to conference members by

9 IP is the Bridge to the Future; Network Centric Applications are the Future Teleworker Wireless Internet Private Networks (WAN/VPN) Secure High Performance Predictable Reliable Non-Regulated Corporate Intranet Supplier Corporate Extranet Public Voice Networks (PSTN) Scalable Ubiquitous Variable Performance Seamless Flexible Regulated LAN Supplier Teleworker Supplier ISP Customer 9

Corporate Intranet Supplier Corporate Extranet Public Voice Networks (PSTN) Scalable Ubiquitous

VoIP From Concept to Reality. Hossein Eslambolchi President - AT&T Global Networking Technology Services, CTO & CIO

VoIP From Concept to Reality. Hossein Eslambolchi President - AT&T Global Networking Technology Services, CTO & CIO VoIP From Concept to Reality Hossein Eslambolchi President - AT&T Global ing Technology Services, CTO & CIO March 29, 2004 Top Ten Technology Trends Top Ten Technology Trends 1. IP Will Eat Everything!