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FDDI Specifications
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FDDI specifies the physical and the media-access portion of the OSI RM
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FDDI is a collection of 4 specifications:
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Media Access Control (MAC) - defines frame format, token handling, addressing, error recovery mechanisms, CRC algorithms
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Physical Layer Protocol (PHY) -defines data encoding/decoding, clocking requirements, framing
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Physical Medium Dependent (PMD) - defines optical components, bit-error rates, connectors
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Station Management (SMT) -defines station configuration, ring configuration, ring control features, scheduling, station removal and insertion, statistics collection
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