ocr: Table 2: Key elements of new slandards passed recently or in development. STANDARD DESCRIPTION EIATIA 568-A North American struc- tured wring slandard, including unshielded twisted-pair (UTP), shieided twisted-pair (STP) and fiber-optic. TIAVEIA TSB-67 Field test requirements for UTP. Delinitions of link types, test meth- ods: and Tield tester - charactenstics. ISOIEC 11801 international Standards Organization structured wiring standard. Analo- gous 10 568-A. EN51073 European equivalent of IS11801. TIA PN-3193 Technical specifica- tions for 100 ohm screened twisted-pair cabling. AF-PHY.0015.00 ...