The Cisco ONS 15800 series DWDM platforms are designed for service providers and enterprise customers to maximize the use of installed fiber over long-haul and extended long-haul transmission distances. The ONS 15800 series allow minimization of CapEx and ongoing OpEx expenditures. Frontier offers used and refurbished ONS 15800 series. Contact Frontier today or simply request a quote. 866-226-6344