(1) (
Shielded
Twisted
Pair) Telephone wire that is wrapped in a metal sheath to eliminate external interference. See
twisted pair.
(2) See
spanning tree protocol and
straight through processing.
(3) (
Signal
Transfer
Point) A node in the SS7 telephone network that routes messages between exchanges and between exchanges and databases that hold subscriber and routing information. See
SS7,
SSP,
SCP and
AIN.
(4) (
Serial ATA
Tunneling
Protocol) See
serial attached SCSI.