If your data center operation is like most, you involve multiple departments in the installation and removal of computer hardware. This practice originated largely because vendors were initially used to perform the work. Companies providing network cabling services generally do not employ electricians nor offer electrical services. As data center owners increasingly moved cabling functions in-house, they continued to view power and network cabling as separate entities and structured departments accordingly.
Extend Uptime Via Single Department Ownership of Network and Cabling

