Doc. # 1-00000345
Date Updated 10-26-2018 Date Created 09-12-2017
Document Type Knowledge Base Related OS
Related Product
How many twisted pairs are in a Cat 5 cable?
Solution:
4 pairs as per T568A Standard - pin for pin (not crossover) - per Marc for 1 meter cable Standard Pairs: #1 & 2 (pair 3) #3 & 6 (pair 2) #4 & 5 (pair 1) #7 & 8 (pair 4) Standard connections use pairs #3 and #2 - a crossover cable swaps pairs #2 and #3 See White papers below for more details http://www.bb-elec.com/Learning-Center/All-White-Papers/Ethernet/Cat5e-Cable-Wiring-Schemes.aspx http://www.bb-elec.com/Learning-Center/All-White-Papers/Ethernet/Ethernet-Cables-RJ45-Colors-Crossover.aspx