Current technology enables schools to provide remote or virtual computing labs that can be implemented in multiple ways ranging from remote access to banks of dedicated workstations to sophisticated access to large-scale servers hosting virtualized workstations. This paper reports on the implementation of a specific lab using remote access to…

Provides background and insight into the totally new telecommunications network recently implemented by OCLC, as well as steps taken to assure that catastrophic events at critical carrier-network locations or disruptive cuts in carrier cable facilities do not result in widespread service outages for OCLC users. (four references) (DB)

Introduces an extension of the Session Initiation Protocol (SIP) for closed multiparty conferences; the extension expands SIP for discovery of participant identities in a conference, and ensures that each participant is notified before a new participant joins. Verifies this extension by applying it to two SIP conference models. Concludes with an…

Describes the Wide Area Information Servers (WAIS) system, an integrated information retrieval system for corporate end users. Discussion covers general characteristics of the system, search techniques, protocol development, user interfaces, servers, selective dissemination of information, nontextual data, access to other servers, and description…

Discusses the use of firewalls for library intranets, highlighting the move from mainframes to PCs, security issues and firewall architecture, and operating systems. Provides a glossary of basic networking terms and a bibliography of suggested reading. (PEN)

This fact sheet about the INTERNET Gopher, an information distribution system combining features of electronic bulletin board services and databases, describes information availability, gateways with other servers, how the system works, and how to access Gopher. Addresses and telephone numbers for additional information or news about Gopher are…

MyLibrary@NCState (North Carolina State University) is a customizable Web interface to the electronic resources licensed by the library and to the pages that compose the Web sites of the library and the university. The author, part of the MyLibrary@NCState management team, shares the thoughts and ideology behind the design of this personalized…

Multicasting is a necessity for a broadband metro-area-network; however security problems exist with current multicast protocols. A stateful multicast access control mechanism, based on MAPE, is proposed. The architecture of MAPE is discussed, as well as the states maintained and messages exchanged. The scheme is flexible and scalable. (Author/AEF)

Examines common CD-ROM networking architectures: via existing operating systems (OS), thin server towers, and dedicated servers. Discusses digital video disc (DVD) and non-CD/DVD optical storage solutions and presents case studies of networks that work. (PEN)

Describes the development by the Alexandria Digital Library of a gazetteer (dictionary of geographic names) composed of a Gazetteer Content Standard, a Feature Type Thesaurus, and an operational interactive gazetteer service. Illustrates the use of this tool in a georeferenced digital library and relates progress in working with Federal agencies…

Describes the development of an online learning environment for a visually impaired professional. Topics include physical barriers, intellectual barriers, psychological barriers, and technological barriers; selecting appropriate hardware and software; and combining technologies that include personal computers, Web-based resources, network…

FODEM (FOrmative DEvelopment Method) is a design method for developing digital learning environments for widely dispersed learning communities. These are communities in which the geographical distribution and density of learners is low when compared to the kind of learning communities in which there is a high distribution and density of learners…

This paper proposes a user-centered framework for intranet design that is based on an understanding of people, their typical problems, information behaviors, and situated contexts. It is argued that by adopting such an approach, intranets can be designed which facilitate organizational information access and use. The first section of the paper…

Describes the design of a customized online service at the Lister Hill Library (Alabama) that used a dial-in modem system to provide remote access to medical research materials. Problems with hardware and software incompatibility are discussed, user training is described, and the successful results are reviewed. (LRW)

A successful Web-based training (WBT) system must be highly adaptable to already existing training procedures and software in a special environment. In corporate environments internal communication and collaboration is usually standardized throughout the company. The success of a WBT system therefore mainly depends on the ability of the system to…