Analysis of information sources in references of the Wikipedia article "Parsnoet kabel" in Danish language version.
{{cite web}}: CS1-vedligeholdelse: BOT: original-url status ukendt (link) Citat: "...In the context of the 100-ohm UTP (Unshielded Twisted Pair) type of cable used for Ethernet wiring the only categories of interest are Cat3, Cat4, Cat5, Cat5e, Cat6, and Cat7. CATx is an abbreviation for the category number that defines the performance of building telecommunications cabling as outlined by the Electronic Industries Association (EIA) standards. Some specifications for these categories are shown further down...If a cable has 568A color wiring on both ends then it's a straight through cable...If a cable has 568B color wiring on both ends then it's also a straight through cable...If a cable has 568A color wiring on one end and 568B color coded wiring on the other end, then it's a crossover cable..."{{cite web}}: CS1-vedligeholdelse: BOT: original-url status ukendt (link)