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FDDI provides a 100 Mbit/s optical standard for data transmission in local area network that can extend in length up to 200 kilometers (120 mi). [2] Although FDDI logical topology is a ring-based token network, it did not use the IEEE 802.5 Token Ring protocol as its basis; instead, its protocol was derived from the IEEE 802.4 token bus timed token protocol.
original standard for Ethernet over fiber; uses any optical fiber with up to 4 dB/km attenuation and at least 150 MHz bandwidth; superseded by 10BASE-FL: 10BASE-FL: 802.3j-1993 (CL15/18) largely obsolete Fibre 850 nm: ST FDDI: 2k: 2 1 1 Nodes: 10BASE-FB: 802.3j-1993 (CL15/17) largely obsolete Fibre 850 nm: ST FDDI: 2k: 2 1 1 synchronous inter ...
Similar token passing mechanisms are used by ARCNET, token bus, 100VG-AnyLAN (802.12) and FDDI, and they have theoretical advantages over the CSMA/CD of early Ethernet. [ 18 ] A Token Ring network can be modeled as a polling system where a single server provides service to queues in a cyclic order.
IEEE 802.3 is a working group and a collection of standards defining the physical layer and data link layer's media access control (MAC) of wired Ethernet.The standards are produced by the working group of the Institute of Electrical and Electronics Engineers (IEEE).
For many years 62.5/125 μm (OM1) and conventional 50/125 μm multi-mode fiber (OM2) were widely deployed in premises applications. These fibers easily support applications ranging from Ethernet (10 Mbit/s) to gigabit Ethernet (1 Gbit/s) and, because of their relatively large core size, were ideal for use with LED transmitters. Newer ...
On legacy FDDI multimode fiber it can reach up to 300 m while on single-mode fiber it can reach up to 10 km. After these specifications have been laid out, they are then completed with local area network and wide area network specifications using different physical coding sublayer standards.
The most well-known examples are IBM Token Ring and ARCNET, but there were a range of others, including FDDI (Fiber Distributed Data Interface), which was popular in the early to mid 1990s. Token passing schemes degrade deterministically under load, which is a key reason why they were popular for industrial control LANs such as MAP ...
Ethernet: Active [4] IEEE 802.4: Token bus: Disbanded IEEE 802.5: Token Ring MAC layer: Disbanded IEEE 802.6: MANs : Disbanded IEEE 802.7: Broadband LAN using Coaxial Cable: Disbanded IEEE 802.8: Fiber Optic TAG: Disbanded IEEE 802.9: Integrated Services LAN (ISLAN or isoEthernet) Disbanded IEEE 802.10: Interoperable LAN Security: Disbanded ...