TAILIEUCHUNG - Fiber Optics Illustrated Dictionary - Part 54

The Fiber Optics Illustrated Dictionary - Part 54 fills a gap in the literature by providing instructors, hobbyists, and top-level engineers with an accessible, current reference. From the author of the best-selling Telecommunications Illustrated Dictionary, this comprehensive reference includes fundamental physics, basic technical information for fiber splicing, installation, maintenance, and repair, and follow-up information for communications and other professionals using fiber optic components. Well-balanced, well-researched, and extensively cross-referenced, it also includes hundreds of photographs, charts, and diagrams that clarify the more complex ideas and put simpler ideas into their applications context | Fiber Optics Illustrated Dictionary ISDN ring signal Unlike analog lines in which an in-band ring voltage signal is used to ring the subscriber phone to indicate an incoming call ISDN uses an out-of-band signal that is a digital packet on a separate channel in order to leave established connections undisturbed. ISEC See Information Security Exploratoiy Committee. ISI 1. Information Sciences Institute. Funded by DARPA ISI carries out research development and technology transfer on RSVP. 2. See intersymbol interference. ISL 1. Inter-Switch Link. A Cisco Systems proprietary protocol that maintains virtual LAN information as network data traffic moves between switches and routers. 2. ISDN Signaling Link. ISMC See International Society for Measurement and Control. ISMP See InterSwitch Message Protocol. ISNI See Intermediate Signaling Network Identification. ISO See International Organization for Standardization. In North America it is sometimes called the International Standards Organization. ISO 9000 series A series of quality standards developed in the 1980s for documenting a company s processes and procedures. The ISO 9000 guidelines further track the implementation of what has been documented. Audit certification registration and accreditation programs exist for ISO 9000 and are mandatory in some industries particularly for manufacturers and parts suppliers http ISO 9660 A prevalent CD-ROM logical file format standard introduced by the High Sierra Group in 1986. It was subsequently adopted by both ISO and ECMA. It is published as ECMA-119 Volume and File Structure of CD-ROM for Information Interchange. This compact disc standard aims at portability and future evolution and is widely supported for multiplatform CD-ROM applications. See Yellow Book standard CD-ROM. ISO OSI Reference Model A hierarchical model of communications systems that is the basis for a number of implementations of services and protocols intended to be open for communication with other

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