Originally Posted By: Archeon
UTP (Unshielded Twisted Pair): no foil, obviously
FTP (Foiled Twisted Pair): one foil covering all the pairs
STP (Shielded Twisted Pair): individual pairs are shielded

Not quite. STP means the bundle of four pairs has one outer shield wrapped around it, either foil or foil+braid (best).

Dunno about FTP, but I suspect it is the variety with extra shielding on the individual pairs.

Cheers