As Clint Eastwood quoted, “ Aging can be fun if you lay back and enjoy it .” However this quote does not apply to the fiber optic cables or any cable in general. Some fiber optic networks have now been in use for more than 20 years, a tribute to the inherent capabilities of optical fiber. In that same time, copper cabling for premises networks has been through two generations of coax and at least four generations of unshielded twisted pair cabling. Why do the Old Fiber Optic Cables still Works so Well? · One reason is the extreme care that went into its design. Telephone cable engineers already knew how to make cable that would survive for long times buried underground or suspended from poles. Adapting that technology to glass fibers , while adding plastics to protect the fiber from the environment by hermetically sealing the glass, and using the then new technology of aramid fibers to prevent stress on the glass i...
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