Complex sentence: In 2004, Aeneas became the first Tennessee-based VoIP carrier, over what was at the time the largest municipal FTTH (fiber to the home) network in the country.
Split into simpler sentences: In 2004, Aeneas became the first Tennessee-based VoIP carrier. It provided services over what was, at the time, the largest municipal FTTH (fiber to the home) network in the country.