- UNIT-I
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Architecture of the Internet
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Extranet products & services
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Electronic Payments & Protocols
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Managerial Issues
Auctions and Services from Traditional to Internet-Based EDI
TRADITIONAL EDI
EDI is a communication standard that enables the electronic transfer of routine documents,
such as purchasing orders, between business partners. It formats these documents according to agreed-upon standards. An EDI implementation is a process in which two or more organizations determine how to work together more effectively through the use of EDI.
EDI often serves as a catalyst and a stimulus to improve the business processes that flow between organizations. It reduces costs, delays, and errors inherent in a manual delivery system of documents. EDI has the following special characteristics that differentiate it from e-mail messages:
- Business transactions messages. EDI is used primarily to electronically transfer repetitive business transactions. These include purchase orders, invoices, approvals of credit, shipping notices, confirmations, and so on.
- Data formatting standards. As EDI messages are repetitive, it is sensible to use some formatting (coding) standards. Standards can shorten the length of the messages and eliminate data entry errors since data entry occurs only once. In the United States and Canada, data are formatted according to the ANSI X.12 standard. An international standard developed by the United Nations is called EDIFACT.
- EDI translators. An EDI translator converts the data into the standard format
TRADITIONAL EDI
EDI is a communication standard that enables the electronic transfer of routine documents,
such as purchasing orders, between business partners. It formats these documents according to agreed-upon standards. An EDI implementation is a process in which two or more organizations determine how to work together more effectively through the use of EDI.
EDI often serves as a catalyst and a stimulus to improve the business processes that flow between organizations. It reduces costs, delays, and errors inherent in a manual delivery system of documents. EDI has the following special characteristics that differentiate it from e-mail messages:
EDI is a communication standard that enables the electronic transfer of routine documents,
such as purchasing orders, between business partners. It formats these documents according to agreed-upon standards. An EDI implementation is a process in which two or more organizations determine how to work together more effectively through the use of EDI.
EDI often serves as a catalyst and a stimulus to improve the business processes that flow between organizations. It reduces costs, delays, and errors inherent in a manual delivery system of documents. EDI has the following special characteristics that differentiate it from e-mail messages:
- Business transactions messages. EDI is used primarily to electronically transfer repetitive business transactions. These include purchase orders, invoices, approvals of credit, shipping notices, confirmations, and so on.
- Data formatting standards. As EDI messages are repetitive, it is sensible to use some formatting (coding) standards. Standards can shorten the length of the messages and eliminate data entry errors since data entry occurs only once. In the United States and Canada, data are formatted according to the ANSI X.12 standard. An international standard developed by the United Nations is called EDIFACT.
- EDI translators. An EDI translator converts the data into the standard format
TYPES OF INTERNET-BASED EDI
The Internet can support EDI in a variety of ways:
1. Internet e-mail can be used to transport EDI messages in place of a VAN. To this end, standards for encapsulating the messages within Secure InternetMail Extension (S/MIME) were established.
2. A company can create an extranet that enables its trading partners to enter information in a Web form whose fields correspond to the fields in an EDI message or document.
3. Companies can utilize the services of a Web-based EDI hosting service in much the same way that companies rely on third parties to host their commerce sites. Netscape Enterprise is an example of the type of Web-based EDI software that enables a company to provide its own EDI services over the
Internet. Harbinger Express is an example of those companies that provide third-party hosting services.
The Internet can support EDI in a variety of ways:
1. Internet e-mail can be used to transport EDI messages in place of a VAN. To this end, standards for encapsulating the messages within Secure InternetMail Extension (S/MIME) were established.
2. A company can create an extranet that enables its trading partners to enter information in a Web form whose fields correspond to the fields in an EDI message or document.
3. Companies can utilize the services of a Web-based EDI hosting service in much the same way that companies rely on third parties to host their commerce sites. Netscape Enterprise is an example of the type of Web-based EDI software that enables a company to provide its own EDI services over the
Internet. Harbinger Express is an example of those companies that provide third-party hosting services.
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