High Quality Messaging and Electronic Commerce: Technical - download pdf or read online

By Gerhard Schmied

ISBN-10: 3642599222

ISBN-13: 9783642599224

ISBN-10: 3642641830

ISBN-13: 9783642641831

This is a technical consultant to criteria and protocols like X.400 and SMTP for private piece of email and digital trade in line with digital info interchange (EDI). safeguard facets are widely taken care of. a part of the ebook contains result of a venture of the eu fee (NOPROBLEMS).

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Extra resources for High Quality Messaging and Electronic Commerce: Technical Foundations, Standards and Protocols

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Whenever the string "Resent-" begins a field-name, the field has the same semantics as a field whose name does not have the prefix. However, the message is assumed to have been forwarded by an original recipient who attached the "Resent-" field. This new field is treated as being more recent than the equivalent, original field. For example, the "Resent-From" indicates the person that forwarded the message, whereas the "From" field indicates the original author. Use of such precedence information depends upon participants' communication needs.

The "top" of the domain addressing hierarchy -- a child of the root -- is indicated by the right-most field, in a domain specification. Its child is specified to the left, its child to the left, and so on. Some groups provide formal registration services; these constitute namedomains that are independent logically of specific machines. In addition, networks and machines implicitly compose name-domains, since their membership usually is registered in name tables. organisation Note that "organisation" is a logical entity, separate from any particular communication network.

2 Access Unit The Access Unit (AU) provides an interface to other non-MHS services such as other telematic services and physical delivery services. The following figure shows the elements of the functional model of MHS 1988: User Other lelemallc services User ....................................................................................................................... ~ MHS '--_us_"_~'······················· User ............................... , : User Other telematic services Fig. 2.

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High Quality Messaging and Electronic Commerce: Technical Foundations, Standards and Protocols by Gerhard Schmied


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