Before revision: Structured cable system topologies ANSI/TIA-568-D defines a hierarchical cable system architecture, in which a main cross-connect (MCC) is connected via a star topology across backbone cabling to intermediate cross-connects ( ICC ) and horizontal cross-connects ( HCC ).
After revision: Structured cable system topologies ANSI/TIA-568-D defines a hierarchical cable system architecture, in which a main cross-connect (MCC) is connected via a star topology across backbone cabling to intermediate cross-connects ( ICCs ) and horizontal cross-connects ( HCCs ).