Why Asynchronous Transfer Mode Topics l l l

Why Asynchronous Transfer Mode?

Topics l l l Application Drivers Advantages of ATM Summary

Market Trends ATM Cloud The way people communicate information is changing l l People receive much more information from TV than phone or radio Visual content is continuing to increase in importance A

Application Drivers Home & Personal Services - Entertainment - Work at Home - Home Shopping - Video on Demand Simplified Network Operations - Seamless LAN/WAN interconnectivity - Transparent Network Management Application Drivers Round the Clock, Global Collaboration - International Product Design - World Wide Banking High Speed Image/Visualization - Tele. Medical - Insurance - Finance - Etc. Integrated Services - Video Conferencing - Distance Learning A

Applications: Telemedicine Radiology Patient Room Medical Staff Clinic Hospital l l Hospital Electronic Medical Record Remote Consultation Remote Diagnostic (Realtime) Home Healthcare

Applications: Education Student Classrooms Libraries University Teacher Classroom l Interactive Distance Learning – l l Providing access and networking among libraries and universities Remote Access to Programmed Courses / Seminars Distance Learning at Home - Future

Applications: Video/ Information-On-Demand l Entertainment (Interactive TV) – l Infotainment – Service Providers – l Movies / Shows-on. Demand Interactive Games Consumer Access to Online Services, Databases and News Home Shopping

Topics l l l Application Drivers Advantages of ATM Summary

Advantages of ATM Accommodation of mixed media traffic Simplified Network Infrastructure ATM Scalability & Flexibility

Advantages: ATM = Simplified Network Infrastructure ATM Switch WAN Campus/MAN ATM E-net Device ATM ATM TR LAN/Desktop Server LAN=MAN=WAN Device E-net TR

Advantages: ATM = Scalability and Flexibility To ATM Wide Area Network Medical Imaging Server ATM Switch “A” Mb/s “B”Mb/s Research “C” Mb/s RX Proposed new Pharmacy E-net TR Accounting

Advantages: ATM = Accommodation of Mixed Media Traffic Types

Advantages: ATM = Standards STANDARDS GROUPS Customers 900 Carriers and Service Providers ATM Forum - ITU-T, TS (CCITT) - ANSI - ETSI - IETF. . . 5 91 92 93 94 95 96 97 Software Developers Network Equipment Providers Semiconductor Vendors

ATM = Potential cost benefits Improved cost/performance ratio Lower network management costs Longer life cycle, future proof network Shrinking Network $’s Uniform technology LAN=MAN=WAN

Topics l l l Application Drivers Advantages of ATM Summary

ATM Goals Simplified Network Infrastructure - Seamless LAN=MAN=WAN - Higher network availability - Enable collaborative computing - Payoff is simplicity of technology - Electronic Co-Location (Virtual workgroup) - Simpler Network Management - Enable business re-engineering - Data center consolidation Scalability and Flexibility - Technology to last 10+years - Faster LAN - Faster Speeds - Scalable Bandwidth - Future proof nature of ATM - Enable New application - Improved performance - Bandwidth on demand Accommodation of Mixed Media Traffic - Voice, video and data - Collapse various backbones - Video Desktop conferencing - Video seen more as an application driver than voice

Conclusion: Why ATM! +ATM deployment is not dependent on any single “killer application”, +ATM can do all these things, Accommodation of mixed media traffic Simplified Network Infrastructure ATM Scalability & Flexibility l That's the point --- that's “WHY ATM!”