Information technology. Functional standard for profile T/A52. Local Area Network. Token Bus (COTS + CLNS)

1993 ◽  
Author(s):  
Toshio Mitsufuji

This study aims at investigating the implementation process of electronic network systems in Japanese large firms, focusing on the innovativeness among industries to which firms belong. The electronic network systems such as Local Area Network (LAN) have spread rapidly during last several years. Accordingly, many firms in Japan have introduced them in their organizations. After the advent of the computer invention, computer and telecommunications technologies have merged into information technology, making a remarkable progress constantly for several decades. The electronic network systems are a kind of information technology, going back to 1950s when data communications systems were first developed. In the beginning were these systems managed by professional people. However, due to the rapid progress of the information technology, even untrained people who have no specific knowledge about IT or do not belong to the IT section have been able to use the electronic network systems in business organizations since the late 1980s. In addition, especially with the appearance of multimedia systems and the expansion of the usage of Internet, many organizations have begun introducing electronic network systems since 1990s. For this study, we sent questionnaires in 1996 to Japanese large firms in which they employed more than 1000 people. Based on the results and the interviews made in connection with this research work, we analyze first the state of the introduction of the electronic network systems, focusing on the innovativeness of firms. Next, we examine why the electronic network systems have come into wide use among Japanese large firms.


Author(s):  
И.А. Чевордаев

В наше время активно развивающихся информационных технологий сложно представить работу современного офиса или какого-либо предприятия без локальной вычислительной сети (сокращенно – ЛВС). ЛВС – предназначена для обработки, хранения, а также передачи данных, и представляет собой кабельную систему объекта, например, здания или группы объектов. Развитие ЛВС позволяет всё больше использовать клиент-серверную технологию, а именно тонких клиентов для обеспечения автоматизированных рабочих мест (АРМ). Nowadays, actively developing information technology is difficult to imagine the work of a modern office or any enterprise without a local area network (LAN). LAN – designed for processing, storage and transmission of data, and is a cable system of the object, for example, buildings or groups of objects. The development of LAN allows more and more use of client-server technology, namely thin clients to provide automated workplaces (AWP). Electronic trade, wholesale trade, development of the electronic trade.


2020 ◽  
Vol 2 (1) ◽  
pp. 25-32
Author(s):  
Jeckson Sidabutar

The development of Information and Communication Technology (ICT) to access and provide information quickly and accurately becomes very important for an organization (commercial, tertiary, government, or individual). With the rapid development of ICT, it is necessary to consider the dangers and disadvantages of misuse in local network services or in internet-based applications. Campus LAN (Local Area Network) architecture was chosen as the standard used in computer network design. The network architecture approach in this study is a enterprise architecture approach that is used for organizational logic and planning throughout the organization and aims to determine how information technology will support business processes. This method begins by identifying the infrastructure and network security needs, as well as how the information technology system supports the process of activities for all parts of education, administration and other services.


1981 ◽  
Vol 1 (1) ◽  
pp. 21 ◽  
Author(s):  
David Hutchison ◽  
Doug Shepherd

1991 ◽  
Vol 30 (01) ◽  
pp. 53-64 ◽  
Author(s):  
R. Schosser ◽  
C. Weiss ◽  
K. Messmer

This report focusses on the planning and realization of an interdisciplinary local area network (LAN) for medical research at the University of Heidelberg. After a detailed requirements analysis, several networks were evaluated by means of a test installation, and a cost-performance analysis was carried out. At present, the LAN connects 45 (IBM-compatible) PCs, several heterogeneous mainframes (IBM, DEC and Siemens) and provides access to the public X.25 network and to wide-area networks for research (EARN, BITNET). The network supports application software that is frequently needed in medical research (word processing, statistics, graphics, literature databases and services, etc.). Compliance with existing “official” (e.g., IEEE 802.3) and “de facto” standards (e.g., PostScript) was considered to be extremely important for the selection of both hardware and software. Customized programs were developed to improve access control, user interface and on-line help. Wide acceptance of the LAN was achieved through extensive education and maintenance facilities, e.g., teaching courses, customized manuals and a hotline service. Since requirements of clinical routine differ substantially from medical research needs, two separate networks (with a gateway in between) are proposed as a solution to optimally satisfy the users’ demands.


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