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Twisted pair copper cabling
Two wires with equal and opposite signals
Why are twisted pairs twisted?
To deal with noise/interference
Coaxial Cable
A network cable with a copper core that is commonly used for cable TV and cable internet.
Unshielded Twisted Pair (UTP)
No additional shielding, most common twisted pair cabling
Shielded Twisted Pair (SHP)
Additional shielding protects against interference, requires cable to be grounded
Direct burial STP
Ethernet cables designed to be put underground, usually shielded twisted pair
Plenum
When the air space above the drop ceiling is circulating
What cable type is specifically built for a plenum?
Plenum-rated cable with a fire-rated jacket (Fluorinated ethylene polymer or low-smoke polyvinyl fluoride)