Kableyada Cat waxaa lagu soo galay magaalada electromagnetic interference (EMI) iyo crosstalk. Kuna fiiri kableyada Cat, sababta ah ee Cat6a, waxay ku yaal qofka metaliga ah oo ka mid ah conductorska twisted–pair. Sababta ah waxay ahan foil ama foil iyo braid combination. Sababta ah waxay uga tagi doonaa EMI ee la xiriira power lines ama wireless transmitters, kuwaas oo dhaqanka data ee kableyada ay ku jirtaan. Waxaa laga helay macluumaadka crosstalk ee dhammaystiran ee kableyada. Marka ah, grounding ee sababta ah waa inaad u baahantahay function-ka aan ugu yaraan. Faddaandhigaha industrial, kableyada shielded ee Cat waxay ku yimid sida ku sameyn doono markii EMI ay leeyihiin, macallinka data centers, si ay ugu badbaadi doonaa iyo data transfers carruurta ah.