In 1973, Roberts left ARPA to commercialize the nascent packet-switching technology in the form of Telenet,[REF] the first[REF] packet switch utility company, and served as its CEO from 1973 to 1980.
, Roberts was the founder and chairman of Anagran Inc. Anagran continues work in the same area as Caspian: IP flow management with improved Quality of Service for the Internet [REF].