ALSO CALLED: Fibre and Fiber Distributed Data Interface DEFINITION: FDDI (Fiber Distributed Data Interface) is a set of ANSI and ISO standards for data transmission on fiber optic lines in a local area network (LAN) that can extend in range up to 200 km (124 miles). The FDDI protocol is based on the token ring
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DATA SHEET:The SONAbeam™ 155-M is optimized for high-availability links from 300 to 5700 (3.5 miles) meters and supports most standard protocols including OC-3, STM-1, Fast Ethernet and FDDI.
FDDI DEFINITION (continued): … protocol. In addition to being large geographically, an FDDI local area network can support thousands of users. FDDI is frequently used on the backbone for a wide area network (WAN).
An FDDI network contains two token rings, one for possible backup in case the primary ring fails. The primary ring offers up to 100 Mbps capacity. If the secondary ring is not needed for backup, it can also carry data, extending capacity to 200 Mbps. The single ring can … FDDI definition sponsored by SearchNetworking.com, powered by WhatIs.com an online computer dictionary
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