Harmonic announced that 1Tennessee has deployed Harmonic's CableOS™ virtualized cable access solution for DOCSIS 3.0 and 3.1 broadband service delivery. As the industry's first fully virtualized Cable Modem Termination System (CMTS), the CableOS solution enables 1Tennessee to cost-effectively deliver 1 gigabit internet speeds to its growing subscriber base, while also creating a flexible foundation for further speed enhancements in the future. 1Tennessee's architecture is powered by a centralized CableOS solution with a software-based CMTS core and dense PHY shelves located in remote facilities. Relying on COTS servers and switches, the CableOS solution enabled 1Tennessee to quickly launch a 1Gbps tier offering to its customers.