• TIA-568-A shows two wiring standards
• T568A: NG G NO Bl NBl O NBr Br
• T568B: NO O NG Bl NBl G NBr Br
• T568B == AT&T 258A; more common
• T568A is preferred now
• This is a patch cable.
• Now, we'll make and test patch cables
• What do the pins do?

  1 -- Transmit+
  2 -- Transmit-
  3 -- Receive+
  4 -- Unused
  5 -- Unused
  6 -- Receive-
  7 -- Unused
  8 -- Unused
  

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