E-Business의 도입 - 기업의 구조 변화 Application 의 효율성 및 호환성이 중요 A P A P A P A P A P A P A P A P A P Decision Support ERP E-biz Application Services The answer lies in moving to a more unified architecture model. networks were originally stove-piped (e.g., printer sharing & minicomputer LANs for terminal servers) but precipitated out as corporate networks availability of corporate networks made new apps economically feasible (intranets would be prohibitively expensive if you didn’t already have a network middleware (e.g., messaging and directory) precipitating out from NOS and e-mail stove-pipes, creating markets for groupware and other innovative apps next layer will be application services; applications that front-end legacy systems and back-end, through Stage 3 connections, e-business and decision support Key here is that the decoupled rates of change for your applications is critical to meeting the agility across the corp. You are not going to want to change your ERP systems at the same rates that you update your e-business infrastructure. Eg. At Intel, Sandra revs her business systems four times per year. Our SAP infrastructure gets revved maybe once or twice per year. Decision support = anyone can get information from any of the systems. Eg. PSO, Miner and Christensen can all get info on Compaq’s latest order status. RAD = Rapid disposable flexible applications environment. E.g. the notes application we built when we had FDIV. Built it in short timeframe and thrown away when we were done. App bubbles represent legacy apps - don’t continue to build more silo apps and solve problems you have already solved. Why a unified enterprise architecture? Economies of Scale Drive Value Volume Target for Software Industry More Vendor and Solution Choice Simplifies Management to Improve Enterprise Agility Optional Digex Video at this point Middleware Middleware Network & Services Network & Services Network & Services PC Architecture PC Architecture PC Architecture PC Architecture TIME

제 3세대 e-Business 전과정 통합, 개인화, 자동화 Generation 1 Generation 2 Generation 3 마케팅 기업 및 상품 소개 판매(상거래) 거래단계수행 1:1 Relationship 역동적 비지니스 기회 Fully Integrated Back-end Generation 1:Web server deployed to provide information about the company and its products and services. Vendor-automated provision of information but humans still required to accept orders. Generation 2:Web server deployed to provide business services (e.g., order placement and order tracking). Vendor-automated provision of information and acceptance of orders, but customer still needs humans to integrate information for decision-making. Generation 3:Internet services provide information services to integration applications. Customer-automated integration of information for better decision-making, but humans are still required to act upon decisions. 고객중심 e-Business 웹 구축 전자상거래 수행 Back-end runs independently Some Links to Back-end