Orange - Demarcation point (e.g., central office connections)
Green - Network connections ( e.g., network and auxiliary equipment)
Purple - Common equipment ( e.g., connections to PBX, mainframe computer, LAN, multiplexer)
White - First-level backbone (e.g., termination of building backbone cable connecting MC [CD] to ICs [BDs])
Gray - Second-level backbone (e.g., termination of building backbone cable connecting ICs [BDs] to HCs [FDs])
Blue - Horizontal cable (e.g., horizontal connections to telecommunications outlet/connectors)
Brown - Campus backbone (campus cable terminations) NOTE: Brown takes precedence over white or gray for campus runs.
Yellow - Facility systems
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