Frontier Communications is a holding company. Through its subsidiaries, Co. is a provider of communications services. Co. conducts business with both consumer and commercial customers. For consumer customers, Co. provides broadband, video, voice and other services and products. Co. delivers these services over a combination of fiber and copper-based networks. Co.'s commercial customers consist of: small, medium and larger enterprise customers, whereby Co. provides services including broadband service, Ethernet service, circuit-based services, SD-WAN, and managed Wi-Fi; and wholesale customers, which buy both voice and data services to supplement their own network infrastructure.