OPGW (Optical transmission line) ndi chingwe chowunikira chomwe chimagwiritsidwa ntchito pamizere yothamanga kwambiri yomwe imatha kutumiza ma siginecha amphamvu ndi owoneka.
Netiweki cabling ndiye maziko okhazikitsa kulumikizana ndi ma netiweki apakompyuta ndipo imakhudzanso kukhazikitsa ndikusintha zida zomwe zimagwiritsidwa ntchito potumiza deta mu netiweki.