connectivity for groups of workstations in its area, plus cross-connections to IDFsor, in smaller organizations, an MDF. Large organizations may have several telcorooms per floor, but the TIA/EIA standard specifies at least one per floor.-Horizontal wiring—This is the wiring that connects workstations to the closesttelecommunications closet. TIA/EIA recognizes three possible cabling types forhorizontal wiring: STP, UTP, or fiber-optic cable. The maximum allowable distancefor horizontal wiring is 100 m.-Work area—An area that encompasses all patch cables and horizontal wiringnecessary to connect workstations, printers, and other network devices fromtheir NICs to the telecommunications closet. The TIA/EIA standard calls for eachwall jack to contain at least one voice and one data outlet.