Inside of an ethernet cable, what are the wires specifically used for? I know that the orange and green pair are used for pins 1,2,3,6 sending/receiving but what about pins 4,5,7,8 blue,
Cat6 vs Cat6a - Difference and Comparison | Diffen
Twisted pair - Wikipedia
Plenum Cable vs Non-plenum Cable, Which to Choose?
Twisted pair - Wikipedia
Cat5 vs Cat5e vs Cat6 vs Cat7 vs Cat8 Cable: How to Choose the Right One? | FS Community