ocr: Figure 1: This is the model a user would require to transmit information between a hub and a PC, as defined by EIA/TIA 568A and TSB-67. Telecommunications closet Work area jumper cord patch - - - d - - - - horizontal wiring open cabling office patchcord TP WAT cross connect panel(s) max 75m basic link max 90m channel max 100m - A+B+C<10m open office cablingk15m TP= =t transition point