ADTRAN Holdings provides end-to-end fiber networking solutions for communication service providers, governments, and enterprises in America, Europe, and internationally in two segments: Network Solutions and Services & Support. Some of the solutions offered by the company include broadband customer premises solutions, cloud-based software-as-a-service management platforms, and Internet of Things gateways. Additionally, the company provides services such as engineering, installation, and commissioning, serving consumer, small-scale businesses, and enterprise markets.