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Different types of network cables, such as coaxial cable, optical fiber cable, and twisted pair cables, are used depending on the network's topology, protocol, and size. The devices can be separated by a few meters (e.g. via Ethernet) or nearly unlimited distances (e.g. via the interconnections of the Internet).
Twisted-pair cabling is often used in data networks for short and medium-length connections because of its relatively lower costs compared to optical fiber and coaxial cable. As UTP cable bandwidth has improved to match the baseband of television signals, UTP is now used in some video applications, primarily in security cameras . [ 6 ]
Twisted-pair cable 2.5GBASE-T: 802.3bz-2016 (126) 8P8C – IEC 60603-7-4 (unscreened) or IEC 60603-7-5 (screened) 100 m of Cat 5e 5GBASE-T: 100 m of Cat 6 2.5GBASE-T1: 802.3ch-2020 (149) use a single, bi-directional twisted pair in full duplex mode only, intended for automotive and industrial applications 5GBASE-T1 Fiber-optical cable 2.5GBASE-AU
Ethernet over twisted-pair technologies use twisted-pair cables for the physical layer of an Ethernet computer network. They are a subset of all Ethernet physical layers . Early Ethernet used various grades of coaxial cable , but in 1984, StarLAN showed the potential of simple unshielded twisted pair .
40 Gbit/s and 100 Gbit/s Ethernet. 40 Gbit/s over a 1 m backplane, 10 m Cu cable assembly (4×25 Gbit/s or 10×10 Gbit/s lanes) and 100 m of multi-mode optical fiber, and 100 Gbit/s over 10 m of Cu cable assembly, 100 m of multi-mode optical fiber and 40 km of single-mode optical fiber: 802.3-2008/Cor 1 2009-12
In telecommunications, broadband or high speed is the wide-bandwidth data transmission that exploits signals at a wide spread of frequencies or several different simultaneous frequencies, and is used in fast Internet access. The transmission medium can be coaxial cable, optical fiber, wireless Internet , twisted pair cable, or satellite.
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