Building on the experience achieved over the years, the operation is now network-based and no longer relies on permanently assigned units.
bˈɪldɪŋ ɔnðɪ ɛkspˈiəɹɪəns ɐtʃˈiːvd ˌoʊvɚ ðə jˈɪɹz, ðɪ ˌɑːpɚɹˈeɪʃən ɪz nˈaʊ nˈɛtwɜːkbˈeɪst ænd nˌoʊ lˈɑːŋɡɚ ɹᵻlˈaɪz ˌɔn pˈɜːmənəntli ɐsˈaɪnd jˈuːnɪts.